kexec-tools-klibc: upgrade from v. 2.0.2 to 2.0.17

This version does support aarch64.
Ad klibc-specific patchset and track the git repository
to get the (many) fixes for the warnings.

Signed-off-by: Andrea Adami <andrea.adami@gmail.com>
Signed-off-by: Armin Kuster <akuster808@gmail.com>
This commit is contained in:
Andrea Adami 2018-05-14 00:17:30 +02:00 committed by Armin Kuster
parent b4d849f5db
commit e22a87046f
42 changed files with 1256 additions and 420 deletions

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@ -1,12 +0,0 @@
--- a/kexec/arch/arm/crashdump-arm.c
+++ b/kexec/arch/arm/crashdump-arm.c
@@ -20,7 +20,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
-#include <elf.h>
+#include "../../../include/elf.h"
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>

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@ -1,11 +0,0 @@
--- a/Makefile.in
+++ b/Makefile.in
@@ -46,7 +46,7 @@
# where necessary.
CPPFLAGS = @CPPFLAGS@ -I$(srcdir)/include -I$(srcdir)/util_lib/include \
-Iinclude/
-CFLAGS = @CFLAGS@ -fno-strict-aliasing -Wall -Wstrict-prototypes
+CFLAGS = @CFLAGS@ -static -fno-strict-aliasing -Wall -Wstrict-prototypes
PURGATORY_EXTRA_CFLAGS = @PURGATORY_EXTRA_CFLAGS@
ASFLAGS = @ASFLAGS@
LDFLAGS = @LDFLAGS@

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@ -1,54 +0,0 @@
From 37737527725e465833be649101c4a6f8352c5d5e Mon Sep 17 00:00:00 2001
From: Tyler Hall <tylerwhall@gmail.com>
Date: Tue, 7 Feb 2012 18:50:05 -0500
Subject: Fix out-of-tree build
Use automatic variables for prerequisites when copying man pages and
include a makefile relative to $(srcdir).
Backported to 2.0.2-klibc
Signed-off-by: Tyler Hall <tylerwhall@gmail.com>
Signed-off-by: Simon Horman <horms@verge.net.au>
diff --git a/kdump/Makefile b/kdump/Makefile
index 1e2b72c..5dfa928 100644
--- a/kdump/Makefile
+++ b/kdump/Makefile
@@ -22,7 +22,7 @@ $(KDUMP): $(KDUMP_OBJS)
$(KDUMP_MANPAGE): kdump/kdump.8
$(MKDIR) -p $(MANDIR)/man8
- cp kdump/kdump.8 $(KDUMP_MANPAGE)
+ cp $^ $(KDUMP_MANPAGE)
echo::
@echo "KDUMP_SRCS $(KDUMP_SRCS)"
@echo "KDUMP_DEPS $(KDUMP_DEPS)"
diff --git a/kexec/Makefile b/kexec/Makefile
index 2137cab..8c815b5 100644
--- a/kexec/Makefile
+++ b/kexec/Makefile
@@ -82,7 +82,7 @@ $(KEXEC): CPPFLAGS+=-I$(srcdir)/kexec/arch/$(ARCH)/include
$(KEXEC_MANPAGE): kexec/kexec.8
@$(MKDIR) -p $(MANDIR)/man8
- cp kexec/kexec.8 $(KEXEC_MANPAGE)
+ cp $^ $(KEXEC_MANPAGE)
echo::
@echo "KEXEC_SRCS $(KEXEC_SRCS)"
@echo "KEXEC_DEPS $(KEXEC_DEPS)"
diff --git a/kexec/arch/ppc/Makefile b/kexec/arch/ppc/Makefile
index 3dba7cf..41242a5 100644
--- a/kexec/arch/ppc/Makefile
+++ b/kexec/arch/ppc/Makefile
@@ -1,7 +1,7 @@
#
# kexec ppc (linux booting linux)
#
-include kexec/arch/ppc/libfdt/Makefile.libfdt
+include $(srcdir)/kexec/arch/ppc/libfdt/Makefile.libfdt
ppc_KEXEC_SRCS = kexec/arch/ppc/kexec-ppc.c
ppc_KEXEC_SRCS += kexec/arch/ppc/kexec-elf-ppc.c

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@ -1,11 +0,0 @@
--- a/kexec/ifdown.c
+++ b/kexec/ifdown.c
@@ -14,7 +14,7 @@
#include <sys/ioctl.h>
#include <sys/socket.h>
#include <sys/time.h>
-#include <sys/errno.h>
+#include <errno.h>
#include <net/if.h>
#include <netinet/in.h>

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@ -1,61 +0,0 @@
--- a/kexec/kexec-elf-rel.c
+++ b/kexec/kexec-elf-rel.c
@@ -4,7 +4,7 @@
#include <stdio.h>
#include <errno.h>
#include <stdlib.h>
-#include "elf.h"
+#include "../include/elf.h"
#include <boot/elf_boot.h>
#include "kexec.h"
#include "kexec-elf.h"
--- a/kexec/arch/arm/kexec-elf-rel-arm.c
+++ b/kexec/arch/arm/kexec-elf-rel-arm.c
@@ -1,5 +1,5 @@
#include <stdio.h>
-#include <elf.h>
+#include "../../../include/elf.h"
#include "../../kexec.h"
#include "../../kexec-elf.h"
--- a/kexec/arch/i386/kexec-elf-rel-x86.c
+++ b/kexec/arch/i386/kexec-elf-rel-x86.c
@@ -1,5 +1,5 @@
#include <stdio.h>
-#include <elf.h>
+#include "../../../include/elf.h"
#include "../../kexec.h"
#include "../../kexec-elf.h"
--- a/kexec/arch/ppc/kexec-elf-rel-ppc.c
+++ b/kexec/arch/ppc/kexec-elf-rel-ppc.c
@@ -1,5 +1,5 @@
#include <stdio.h>
-#include <elf.h>
+#include "../../../include/elf.h"
#include "../../kexec.h"
#include "../../kexec-elf.h"
--- a/kexec/arch/ppc64/kexec-elf-rel-ppc64.c
+++ b/kexec/arch/ppc64/kexec-elf-rel-ppc64.c
@@ -1,5 +1,5 @@
#include <stdio.h>
-#include <elf.h>
+#include "../../../include/elf.h"
#include <string.h>
#include "../../kexec.h"
#include "../../kexec-elf.h"
--- a/kexec/arch/x86_64/kexec-elf-rel-x86_64.c
+++ b/kexec/arch/x86_64/kexec-elf-rel-x86_64.c
@@ -1,5 +1,5 @@
#include <stdio.h>
-#include <elf.h>
+#include "../../../include/elf.h"
#include "../../kexec.h"
#include "../../kexec-elf.h"

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@ -1,44 +0,0 @@
--- a/kexec/kexec-syscall.h
+++ b/kexec/kexec-syscall.h
@@ -2,7 +2,7 @@
#define KEXEC_SYSCALL_H
#define __LIBRARY__
-#include <syscall.h>
+/*#include <syscall.h>*/
#include <sys/syscall.h>
#include <unistd.h>
@@ -23,6 +23,7 @@
#define LINUX_REBOOT_CMD_KEXEC 0x45584543
#ifndef __NR_kexec_load
+/*
#ifdef __i386__
#define __NR_kexec_load 283
#endif
@@ -61,19 +62,21 @@
#ifndef __NR_kexec_load
#error Unknown processor architecture. Needs a kexec_load syscall number.
#endif
+*/
#endif /*ifndef __NR_kexec_load*/
struct kexec_segment;
-
+/*
static inline long kexec_load(void *entry, unsigned long nr_segments,
struct kexec_segment *segments, unsigned long flags)
{
return (long) syscall(__NR_kexec_load, entry, nr_segments, segments, flags);
}
-
+*/
static inline long kexec_reboot(void)
{
- return (long) syscall(__NR_reboot, LINUX_REBOOT_MAGIC1, LINUX_REBOOT_MAGIC2, LINUX_REBOOT_CMD_KEXEC, 0);
+ //return (long) syscall(__NR_reboot, LINUX_REBOOT_MAGIC1, LINUX_REBOOT_MAGIC2, LINUX_REBOOT_CMD_KEXEC, 0);
+ return __reboot(LINUX_REBOOT_MAGIC1, LINUX_REBOOT_MAGIC2, LINUX_REBOOT_CMD_KEXEC, 0);
}

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@ -1,18 +0,0 @@
--- a/purgatory/arch/ppc/crt.S
+++ b/purgatory/arch/ppc/crt.S
@@ -249,6 +249,7 @@
*
*/
+/* already defined in misc.S
_GLOBAL(__lshrdi3)
subfic 6,5,32
srw 4,4,5 # LSW = count > 31 ? 0 : LSW >> count
@@ -259,5 +260,7 @@
srw 3,3,5 # MSW = MSW >> count
or 4,4,7 # LSW |= t2
blr
+*/
+
#endif
#endif

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@ -1,21 +0,0 @@
--- a/purgatory/Makefile
+++ b/purgatory/Makefile
@@ -47,7 +47,7 @@
$(PURGATORY): CC=$(TARGET_CC)
$(PURGATORY): CFLAGS+=$(PURGATORY_EXTRA_CFLAGS) \
$($(ARCH)_PURGATORY_EXTRA_CFLAGS) \
- -Os -fno-builtin -ffreestanding
+ -Os -fno-builtin -ffreestanding -nostdinc
$(PURGATORY): CPPFLAGS=$($(ARCH)_PURGATORY_EXTRA_CFLAGS) \
-I$(srcdir)/purgatory/include \
@@ -61,7 +61,8 @@
$(PURGATORY): $(PURGATORY_OBJS)
$(MKDIR) -p $(@D)
- $(CC) $(LDFLAGS) -o $@ $^
+# $(CC) $(LDFLAGS) -o $@ $^
+ $(LD) $(LDFLAGS) -o $@ $^
# $(LD) $(LDFLAGS) $(EXTRA_LDFLAGS) --no-undefined -e purgatory_start -r -o $@ $(PURGATORY_OBJS) $(UTIL_LIB)

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@ -1,9 +0,0 @@
--- a/purgatory/string.c
+++ b/purgatory/string.c
@@ -1,5 +1,5 @@
#include <stddef.h>
-#include <string.h>
+/* #include <string.h> */
size_t strnlen(const char *s, size_t max)
{

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@ -1,13 +0,0 @@
--- a/util_lib/include/sha256.h
+++ b/util_lib/include/sha256.h
@@ -1,7 +1,8 @@
#ifndef SHA256_H
#define SHA256_H
-#include <sys/types.h>
+//#include <sys/types.h>
+#include <stddef.h>
#include <stdint.h>
typedef struct

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@ -1,13 +0,0 @@
--- a/kexec/crashdump-elf.c
+++ b/kexec/crashdump-elf.c
@@ -47,7 +47,8 @@
if (xen_present())
nr_cpus = xen_get_nr_phys_cpus();
else
- nr_cpus = sysconf(_SC_NPROCESSORS_CONF);
+ /*nr_cpus = sysconf(_SC_NPROCESSORS_CONF);*/
+ nr_cpus = 1;
if (nr_cpus < 0) {
return -1;

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@ -1,14 +0,0 @@
--- a/kexec/arch/i386/x86-linux-setup.c
+++ b/kexec/arch/i386/x86-linux-setup.c
@@ -280,9 +280,9 @@ static int add_edd_entry(struct x86_linu
memset(edd_info, 0, sizeof(struct edd_info));
/* extract the device number */
- if (sscanf(basename(sysfs_name), "int13_dev%hhx", &devnum) != 1) {
+ if (sscanf(strrchr(sysfs_name,'/') + 1, "int13_dev%hhx", &devnum) != 1) {
fprintf(stderr, "Invalid format of int13_dev dir "
- "entry: %s\n", basename(sysfs_name));
+ "entry: %s\n", strrchr(sysfs_name,'/') + 1);
return -1;
}

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@ -1,13 +0,0 @@
--- a/Makefile.in
+++ b/Makefile.in
@@ -106,8 +106,8 @@
MAN_PAGES:= kexec/kexec.8
MAN_PAGES+= kdump/kdump.8
-BINARIES_i386:= $(SBINDIR)/kexec $(PKGLIBDIR)/kexec_test
-BINARIES_x86_64:=$(SBINDIR)/kexec $(PKGLIBDIR)/kexec_test
+BINARIES_i386:= $(SBINDIR)/kexec
+BINARIES_x86_64:=$(SBINDIR)/kexec
BINARIES:=$(SBINDIR)/kexec $(SBINDIR)/kdump $(BINARIES_$(ARCH))
TARGETS:=$(BINARIES) $(MAN_PAGES)

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@ -1,21 +0,0 @@
--- a/purgatory/arch/i386/pic.c
+++ b/purgatory/arch/i386/pic.c
@@ -16,7 +16,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
-#include <sys/io.h>
+#include "include/arch/io.h"
#include <purgatory.h>
#include "purgatory-x86.h"
--- a/purgatory/arch/i386/vga.c
+++ b/purgatory/arch/i386/vga.c
@@ -1,4 +1,4 @@
-#include <sys/io.h>
+#include "include/arch/io.h"
#include <purgatory.h>
#include "purgatory-x86.h"

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@ -1,27 +0,0 @@
--- a/kexec/arch/i386/x86-linux-setup.c
+++ b/kexec/arch/i386/x86-linux-setup.c
@@ -176,6 +176,8 @@ static int file_scanf(const char *dir, c
FILE *fp;
int retno;
char filename[PATH_MAX];
+ long line_size = MAX_LINE;
+ char *line;
snprintf(filename, PATH_MAX, "%s/%s", dir, file);
filename[PATH_MAX-1] = 0;
@@ -186,7 +188,14 @@ static int file_scanf(const char *dir, c
}
va_start(argptr, scanf_line);
- retno = vfscanf(fp, scanf_line, argptr);
+
+ line = xmalloc(sizeof(line) * line_size);
+ while(fgets(line, sizeof(line), fp) != NULL ) {
+ line_size += MAX_LINE;
+ line = xrealloc(line,line_size);
+ }
+ retno = vsscanf(line, scanf_line, argptr);
+
va_end(argptr);
fclose(fp);

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@ -0,0 +1,25 @@
From d6af515cfcc8185f423860f80ff28719975b701f Mon Sep 17 00:00:00 2001
From: OpenEmbedded <oe.patch@oe>
Date: Wed, 11 Apr 2018 22:51:00 +0200
Subject: [PATCH] force static build
Upstream-Status: Inappropriate [embedded specific]
Signed-off-by: Andrea Adami <andrea.adami@gmail.com>
---
Makefile.in | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/Makefile.in b/Makefile.in
index 54c206f..79188d8 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -47,7 +47,7 @@ TARGET_CFLAGS = @TARGET_CFLAGS@
# where necessary.
CPPFLAGS = @CPPFLAGS@ -I$(srcdir)/include -I$(srcdir)/util_lib/include \
-Iinclude/ $($(ARCH)_CPPFLAGS)
-CFLAGS = @CFLAGS@ -fno-strict-aliasing -Wall -Wstrict-prototypes
+CFLAGS = @CFLAGS@ -static -fno-strict-aliasing -Wall -Wstrict-prototypes
PURGATORY_EXTRA_CFLAGS = @PURGATORY_EXTRA_CFLAGS@
ASFLAGS = @ASFLAGS@ $($(ARCH)_ASFLAGS)
LDFLAGS = @LDFLAGS@

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@ -1,30 +1,29 @@
From 86b962e7c0de43b20b6210d059e4855ce87078bc Mon Sep 17 00:00:00 2001
From 0976d2d5be1ed44c2324b609c7d16c1e93181c4b Mon Sep 17 00:00:00 2001
From: Khem Raj <raj.khem@gmail.com>
Date: Thu, 13 Jul 2017 16:20:08 -0700
Subject: [PATCH] Adjust the order of headers to fix build for musl
Fixes
kexec/ifdown.c:33:16: error: storage size of 'ifc' isn't known
kexec/ifdown.c:33:16: error: storage size of 'ifc' isn't known
Upstream-Status: Inappropriate [embedded specific]
Signed-off-by: Khem Raj <raj.khem@gmail.com>
---
kexec/ifdown.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kexec/ifdown.c b/kexec/ifdown.c
index 2215798..e13f777 100644
index 9679ad7..82c6141 100644
--- a/kexec/ifdown.c
+++ b/kexec/ifdown.c
@@ -16,8 +16,8 @@ char *v_ifdown = "@(#)ifdown.c 1.11 02-Jun-1998 miquels@cistron.nl";
#include <sys/socket.h>
#include <sys/time.h>
#include <errno.h>
-#include <net/if.h>
#include <netinet/in.h>
+#include <net/if.h>
#define MAX_IFS 64
--
2.13.2
/*
* First, we find all shaper devices and down them. Then we

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@ -0,0 +1,92 @@
From 7f91875d65778154709e4fa0ccb23f3b2a98b0dc Mon Sep 17 00:00:00 2001
From: OpenEmbedded <oe.patch@oe>
Date: Wed, 11 Apr 2018 22:51:00 +0200
Subject: [PATCH] kexec-elf-rel: use our elf.h
Fix:
kexec-elf-rel.c: In function 'elf_rel_load':
kexec-elf-rel.c:386:39: error: 'STT_NOTYPE' undeclared
and similar.
Upstream-Status: Inappropriate [klibc specific]
Signed-off-by: Andrea Adami <andrea.adami@gmail.com>
---
kexec/arch/arm/kexec-elf-rel-arm.c | 2 +-
kexec/arch/i386/kexec-elf-rel-x86.c | 2 +-
kexec/arch/ppc/kexec-elf-rel-ppc.c | 2 +-
kexec/arch/ppc64/kexec-elf-rel-ppc64.c | 2 +-
kexec/arch/x86_64/kexec-elf-rel-x86_64.c | 2 +-
kexec/kexec-elf-rel.c | 2 +-
6 files changed, 6 insertions(+), 6 deletions(-)
diff --git a/kexec/arch/arm/kexec-elf-rel-arm.c b/kexec/arch/arm/kexec-elf-rel-arm.c
index a939cf4..2551dc0 100644
--- a/kexec/arch/arm/kexec-elf-rel-arm.c
+++ b/kexec/arch/arm/kexec-elf-rel-arm.c
@@ -1,5 +1,5 @@
#include <stdio.h>
-#include <elf.h>
+#include "../../../include/elf.h"
#include "../../kexec.h"
#include "../../kexec-elf.h"
diff --git a/kexec/arch/i386/kexec-elf-rel-x86.c b/kexec/arch/i386/kexec-elf-rel-x86.c
index 55a214e..e7583d1 100644
--- a/kexec/arch/i386/kexec-elf-rel-x86.c
+++ b/kexec/arch/i386/kexec-elf-rel-x86.c
@@ -1,5 +1,5 @@
#include <stdio.h>
-#include <elf.h>
+#include "../../../include/elf.h"
#include "../../kexec.h"
#include "../../kexec-elf.h"
diff --git a/kexec/arch/ppc/kexec-elf-rel-ppc.c b/kexec/arch/ppc/kexec-elf-rel-ppc.c
index 1acbd86..a60c66c 100644
--- a/kexec/arch/ppc/kexec-elf-rel-ppc.c
+++ b/kexec/arch/ppc/kexec-elf-rel-ppc.c
@@ -1,5 +1,5 @@
#include <stdio.h>
-#include <elf.h>
+#include "../../../include/elf.h"
#include "../../kexec.h"
#include "../../kexec-elf.h"
diff --git a/kexec/arch/ppc64/kexec-elf-rel-ppc64.c b/kexec/arch/ppc64/kexec-elf-rel-ppc64.c
index 5f8e3f2..765bf6e 100644
--- a/kexec/arch/ppc64/kexec-elf-rel-ppc64.c
+++ b/kexec/arch/ppc64/kexec-elf-rel-ppc64.c
@@ -1,5 +1,5 @@
#include <stdio.h>
-#include <elf.h>
+#include "../../../include/elf.h"
#include <string.h>
#include "../../kexec.h"
#include "../../kexec-elf.h"
diff --git a/kexec/arch/x86_64/kexec-elf-rel-x86_64.c b/kexec/arch/x86_64/kexec-elf-rel-x86_64.c
index 7fdde73..cd5d729 100644
--- a/kexec/arch/x86_64/kexec-elf-rel-x86_64.c
+++ b/kexec/arch/x86_64/kexec-elf-rel-x86_64.c
@@ -1,5 +1,5 @@
#include <stdio.h>
-#include <elf.h>
+#include "../../../include/elf.h"
#include "../../kexec.h"
#include "../../kexec-elf.h"
diff --git a/kexec/kexec-elf-rel.c b/kexec/kexec-elf-rel.c
index 9a6e63d..a856636 100644
--- a/kexec/kexec-elf-rel.c
+++ b/kexec/kexec-elf-rel.c
@@ -4,7 +4,7 @@
#include <stdio.h>
#include <errno.h>
#include <stdlib.h>
-#include "elf.h"
+#include "../include/elf.h"
#include <boot/elf_boot.h>
#include "kexec.h"
#include "kexec-elf.h"

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@ -0,0 +1,30 @@
From 8b9da93ac9a4ea79ae953f80f6fe6e4f080341f2 Mon Sep 17 00:00:00 2001
From: Andrea Adami <andrea.adami@gmail.com>
Date: Tue, 17 Apr 2018 10:57:23 +0200
Subject: [PATCH] kexec-elf-exec.c: replace with our elf.h
Fix
kexec-elf-exec.c: In function 'elf_exec_load':
error: 'EM_AARCH64' undeclared
Upstream-Status: Inappropriate [klibc specific]
Signed-off-by: Andrea Adami <andrea.adami@gmail.com>
---
kexec/kexec-elf-exec.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kexec/kexec-elf-exec.c b/kexec/kexec-elf-exec.c
index a9329ac..0dd0700 100644
--- a/kexec/kexec-elf-exec.c
+++ b/kexec/kexec-elf-exec.c
@@ -4,7 +4,7 @@
#include <stdio.h>
#include <errno.h>
#include <stdlib.h>
-#include "elf.h"
+#include "../include/elf.h"
#include <boot/elf_boot.h>
#include "kexec.h"
#include "kexec-elf.h"

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@ -0,0 +1,134 @@
From 1cfee75d9662c3382bb7cb8f1c952333837598ae Mon Sep 17 00:00:00 2001
From: Andrea Adami <andrea.adami@gmail.com>
Date: Wed, 18 Apr 2018 02:21:30 +0200
Subject: [PATCH] crashdump-elf.c: work around for _SC_NPROCESSORS_CONF
klibc sysconf lacks this so the implementation
of Linus Torvalds was taken (simplified):
https://sourceware.org/ml/libc-alpha/2011-06/msg00079.html
Have fun reding the thread!
Fix
crashdump-elf.c:117:21: error: '_SC_NPROCESSORS_CONF' undeclared
Upstream-Status: Inappropriate [klibc specific]
Signed-off-by: Andrea Adami <andrea.adami@gmail.com>
---
kexec/crashdump-elf.c | 92 +++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 92 insertions(+)
diff --git a/kexec/crashdump-elf.c b/kexec/crashdump-elf.c
index b8bb686..7e6767c 100644
--- a/kexec/crashdump-elf.c
+++ b/kexec/crashdump-elf.c
@@ -25,6 +25,94 @@ do { \
} while(0)
#endif
+#ifdef __KLIBC__
+#ifndef KLIBC_SYSFS_CPU_H
+#define KLIBC_SYSFS_CPU_H
+
+
+static int __get_sysfs_cpus(const char *path);
+int __get_nprocs (void);
+int __get_nprocs_conf (void);
+
+
+
+static int __get_sysfs_cpus(const char *path)
+{
+ FILE *file;
+ int nr_cpus = 0;
+ int prev = -1;
+ char *p;
+ char line[10];
+
+
+ file = fopen(path, "r");
+ if (!file)
+ return -1;
+ for (;;) {
+ char sep;
+ int cpu;
+ int n;
+
+ /* int n = fscanf(file, "%u%c", &cpu, &sep); */
+ p = fgets(line, sizeof(line), file);
+ if (p == NULL)
+ return -1;
+ else
+ n = sscanf(line, "%u%c", &cpu, &sep);
+
+ if (n <= 0)
+ break;
+
+ /* EOF == EOLN */
+ if (n == 1)
+ sep = '\n';
+
+ /* Was the previous CPU a range? */
+ if (prev >= 0) {
+ nr_cpus += cpu - prev + 1;
+ prev = -1;
+ } else if (sep == '-')
+ prev = cpu;
+ else
+ nr_cpus++;
+
+ if (sep == '\n')
+ break;
+ }
+ fclose(file);
+ return nr_cpus;
+}
+
+int __get_nprocs ()
+{
+ long ret;
+ static int cached = -1;
+
+ ret = cached;
+ if (ret < 0)
+ {
+ ret = __get_sysfs_cpus("/sys/devices/system/cpu/online");
+ cached = ret;
+ }
+ return ret;
+}
+
+int __get_nprocs_conf ()
+{
+ long ret;
+ static int cached = -1;
+
+ ret = cached;
+ if (ret < 0)
+ {
+ ret = __get_sysfs_cpus("/sys/devices/system/cpu/possible");
+ cached = ret;
+ }
+ return ret;
+}
+#endif
+#endif
+
/* Prepares the crash memory headers and stores in supplied buffer. */
int FUNC(struct kexec_info *info,
struct crash_elf_info *elf_info,
@@ -46,7 +134,11 @@ int FUNC(struct kexec_info *info,
if (xen_present())
nr_cpus = xen_get_nr_phys_cpus();
else
+#ifndef __KLIBC__
nr_cpus = sysconf(_SC_NPROCESSORS_CONF);
+#else
+ nr_cpus = __get_nprocs_conf();
+#endif
if (nr_cpus < 0) {
return -1;

View File

@ -0,0 +1,49 @@
From e6aa1f18dc44dc71be3ceada2a96383d22454399 Mon Sep 17 00:00:00 2001
From: Andrea Adami <andrea.adami@gmail.com>
Date: Thu, 19 Apr 2018 00:25:01 +0200
Subject: [PATCH] kexec-syscall.h: work around missing syscall() wrapper
Fix
kexec-syscall.h: In function 'kexec_load':
kexec-syscall.h:80:16: warning: implicit declaration of function 'syscall'
Upstream-Status: Inappropriate [klibc specific]
Signed-off-by: Andrea Adami <andrea.adami@gmail.com>
---
kexec/kexec-syscall.h | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/kexec/kexec-syscall.h b/kexec/kexec-syscall.h
index 33638c2..6b633e4 100644
--- a/kexec/kexec-syscall.h
+++ b/kexec/kexec-syscall.h
@@ -77,7 +77,11 @@ struct kexec_segment;
static inline long kexec_load(void *entry, unsigned long nr_segments,
struct kexec_segment *segments, unsigned long flags)
{
+#ifndef __KLIBC__
return (long) syscall(__NR_kexec_load, entry, nr_segments, segments, flags);
+#else
+ return (long) kexec_load(entry, nr_segments, segments, flags);
+#endif
}
static inline int is_kexec_file_load_implemented(void) {
@@ -90,8 +94,12 @@ static inline long kexec_file_load(int kernel_fd, int initrd_fd,
unsigned long cmdline_len, const char *cmdline_ptr,
unsigned long flags)
{
+#ifndef __KLIBC__
return (long) syscall(__NR_kexec_file_load, kernel_fd, initrd_fd,
cmdline_len, cmdline_ptr, flags);
+#else
+ return -1;
+#endif
}
#define KEXEC_ON_CRASH 0x00000001
--
2.7.4

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@ -0,0 +1,37 @@
From e6bd7a1bcfbd3e54efc81fbd7d60d915f9af0632 Mon Sep 17 00:00:00 2001
From: Andrea Adami <andrea.adami@gmail.com>
Date: Tue, 17 Apr 2018 11:35:14 +0200
Subject: [PATCH] kexec.c: add guard around ENOTSUP
Fix
kexec.c: In function 'main':
kexec.c:1515:11: error: 'ENOTSUP' undeclared
Upstream-Status: Inappropriate [klibc specific]
Signed-off-by: Andrea Adami <andrea.adami@gmail.com>
---
kexec/kexec.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/kexec/kexec.c b/kexec/kexec.c
index 313d9fe..b5a8a1e 100644
--- a/kexec/kexec.c
+++ b/kexec/kexec.c
@@ -1501,6 +1501,7 @@ int main(int argc, char *argv[])
*/
case -EINVAL:
case -ENOEXEC:
+#ifndef __KLIBC__
/*
* ENOTSUP can be unsupported image
* type or unsupported PE signature
@@ -1513,6 +1514,7 @@ int main(int argc, char *argv[])
* kernel bug
*/
case -ENOTSUP:
+#endif
do_kexec_file_syscall = 0;
break;
}

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@ -0,0 +1,32 @@
From 12c7b09c3152f2b3475d081691a26bd1a5633256 Mon Sep 17 00:00:00 2001
From: Andrea Adami <andrea.adami@gmail.com>
Date: Tue, 17 Apr 2018 11:38:42 +0200
Subject: [PATCH] kexec.c: replace missing BLKGETSIZE64
Fix
kexec.c: In function 'slurp_file_generic':
kexec.c:564:19: error: 'BLKGETSIZE64' undeclared
Upstream-Status: Inappropriate [klibc specific]
Signed-off-by: Andrea Adami <andrea.adami@gmail.com>
---
kexec/kexec.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/kexec/kexec.c b/kexec/kexec.c
index b5a8a1e..7842f8b 100644
--- a/kexec/kexec.c
+++ b/kexec/kexec.c
@@ -54,6 +54,10 @@
#define KEXEC_LOADED_PATH "/sys/kernel/kexec_loaded"
#define KEXEC_CRASH_LOADED_PATH "/sys/kernel/kexec_crash_loaded"
+#ifndef BLKGETSIZE64
+#define BLKGETSIZE64 _IOR(0x12,114,size_t)
+#endif
+
unsigned long long mem_min = 0;
unsigned long long mem_max = ULONG_MAX;
static unsigned long kexec_flags = 0;

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@ -0,0 +1,57 @@
From ad598a71ffff6f86462211f252ac0c7b5de53869 Mon Sep 17 00:00:00 2001
From: Andrea Adami <andrea.adami@gmail.com>
Date: Tue, 17 Apr 2018 13:14:12 +0200
Subject: [PATCH] vmcore-dmesg.c: work around missing imaxdiv()
Convert to integer arithmetic for klibc.
Fix
vmcore-dmesg.c: In function 'dump_dmesg_structured':
vmcore-dmesg.c:578:2: error: unknown type name 'imaxdiv_t'
Upstream-Status: Inappropriate [klibc specific]
Signed-off-by: Andrea Adami <andrea.adami@gmail.com>
---
vmcore-dmesg/vmcore-dmesg.c | 13 ++++++++++++-
1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/vmcore-dmesg/vmcore-dmesg.c b/vmcore-dmesg/vmcore-dmesg.c
index e340ef4..1b27b71 100644
--- a/vmcore-dmesg/vmcore-dmesg.c
+++ b/vmcore-dmesg/vmcore-dmesg.c
@@ -575,8 +575,11 @@ static void dump_dmesg_structured(int fd)
ssize_t ret;
char *msg;
uint16_t text_len;
+#ifndef __KLIBC__
imaxdiv_t imaxdiv_sec, imaxdiv_usec;
-
+#else
+ int64_t imaxdiv_sec, imaxdiv_usec;
+#endif
if (!log_buf_vaddr) {
fprintf(stderr, "Missing the log_buf symbol\n");
exit(60);
@@ -645,12 +648,20 @@ static void dump_dmesg_structured(int fd)
exit(65);
}
ts_nsec = struct_val_u64(buf, log_offset_ts_nsec);
+#ifndef __KLIBC__
imaxdiv_sec = imaxdiv(ts_nsec, 1000000000);
imaxdiv_usec = imaxdiv(imaxdiv_sec.rem, 1000);
len += sprintf(out_buf + len, "[%5llu.%06llu] ",
(long long unsigned int)imaxdiv_sec.quot,
(long long unsigned int)imaxdiv_usec.quot);
+#else
+ imaxdiv_sec = ts_nsec / 1000000000;
+ imaxdiv_usec = (ts_nsec % 1000000000) / 1000;
+ len += sprintf(out_buf + len, "[%5llu.%06llu] ",
+ (long long unsigned int)imaxdiv_sec,
+ (long long unsigned int)imaxdiv_usec);
+#endif
/* escape non-printable characters */
text_len = struct_val_u16(buf, log_offset_text_len);

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@ -0,0 +1,47 @@
From edefda702d906d472ee7a675f6b506d5cfca7ac8 Mon Sep 17 00:00:00 2001
From: Andrea Adami <andrea.adami@gmail.com>
Date: Tue, 17 Apr 2018 13:48:25 +0200
Subject: [PATCH] fs2dt.c: work around missing getline()
This simple case can be rewrtten with fgets()
Fix
fs2dt.c: In function 'dt_copy_old_root_param':
fs2dt.c:541:6: warning: implicit declaration of function 'getline'
Upstream-Status: Inappropriate [klibc specific]
Signed-off-by: Andrea Adami <andrea.adami@gmail.com>
---
kexec/fs2dt.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/kexec/fs2dt.c b/kexec/fs2dt.c
index 07a5e2f..d635636 100644
--- a/kexec/fs2dt.c
+++ b/kexec/fs2dt.c
@@ -531,6 +531,9 @@ static void dt_copy_old_root_param(void)
char *last_cmdline = NULL;
char *p, *old_param;
size_t len = 0;
+#ifdef __KLIBC__
+ char buf[512];
+#endif
strcpy(filename, pathname);
strcat(filename, "bootargs");
@@ -538,8 +541,13 @@ static void dt_copy_old_root_param(void)
if (!fp)
return;
+#ifndef __KLIBC__
if (getline(&last_cmdline, &len, fp) == -1)
die("unable to read %s\n", filename);
+#else
+ last_cmdline = fgets(buf, 200, fp);
+ last_cmdline[strlen(last_cmdline) - 1] = '\0';
+#endif
p = strstr(last_cmdline, "root=");
if (p) {

View File

@ -0,0 +1,43 @@
From fa3844ce6ce95f2db142b6c77f077b3e704d4f6f Mon Sep 17 00:00:00 2001
From: Andrea Adami <andrea.adami@gmail.com>
Date: Tue, 17 Apr 2018 19:12:14 +0200
Subject: [PATCH] purgatory Makefile: adapt to klcc
Upstream-Status: Inappropriate [klibc specific]
Signed-off-by: Andrea Adami <andrea.adami@gmail.com>
---
purgatory/Makefile | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/purgatory/Makefile b/purgatory/Makefile
index 49ce80a..da36075 100644
--- a/purgatory/Makefile
+++ b/purgatory/Makefile
@@ -47,7 +47,7 @@ purgatory/sha256.o: $(srcdir)/util_lib/sha256.c
$(PURGATORY): CC=$(TARGET_CC)
$(PURGATORY): CFLAGS+=$(PURGATORY_EXTRA_CFLAGS) \
$($(ARCH)_PURGATORY_EXTRA_CFLAGS) \
- -Os -fno-builtin -ffreestanding \
+ -Os -fno-builtin -ffreestanding -nostdinc \
-fno-zero-initialized-in-bss \
-fno-PIC -fno-PIE -fno-stack-protector
@@ -59,13 +59,14 @@ $(PURGATORY): CPPFLAGS=$($(ARCH)_PURGATORY_EXTRA_CFLAGS) \
-Iinclude \
-I$(shell $(CC) -print-file-name=include)
$(PURGATORY): LDFLAGS=$($(ARCH)_PURGATORY_EXTRA_CFLAGS)\
- -Wl,--no-undefined -nostartfiles -nostdlib \
+ --no-undefined -nostartfiles -nostdlib \
-nodefaultlibs -e purgatory_start -r \
- -Wl,-Map=$(PURGATORY_MAP)
+ -Map=$(PURGATORY_MAP)
$(PURGATORY): $(PURGATORY_OBJS)
$(MKDIR) -p $(@D)
- $(CC) $(CFLAGS) $(LDFLAGS) -o $@.sym $^
+# $(CC) $(CFLAGS) -o $@.sym $^
+ $(LD) $(LDFLAGS) -o $@.sym $^
# $(LD) $(LDFLAGS) $(EXTRA_LDFLAGS) --no-undefined -e purgatory_start -r -o $@ $(PURGATORY_OBJS) $(UTIL_LIB)
$(STRIP) --strip-debug -o $@ $@.sym

View File

@ -0,0 +1,31 @@
From 2d2ad16f9328a7cbb3f5b8479ae93eb923a0727f Mon Sep 17 00:00:00 2001
From: Andrea Adami <andrea.adami@gmail.com>
Date: Thu, 19 Apr 2018 00:28:14 +0200
Subject: [PATCH] purgatory/string.c: avoid inclusion of string.h
Fix
purgatory/string.c:39:5: error: conflicting types for 'memcmp'
Upstream-Status: Inappropriate [klibc specific]
Signed-off-by: Andrea Adami <andrea.adami@gmail.com>
---
purgatory/string.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/purgatory/string.c b/purgatory/string.c
index f06c460..c5e978a 100644
--- a/purgatory/string.c
+++ b/purgatory/string.c
@@ -1,5 +1,7 @@
#include <stddef.h>
+#ifndef __KLIBC__
#include <string.h>
+#endif
size_t strnlen(const char *s, size_t max)
{
--
2.7.4

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@ -0,0 +1,36 @@
From ec6000b9f287e62cb0746e26cfa4372c7ea528f4 Mon Sep 17 00:00:00 2001
From: Andrea Adami <andrea.adami@gmail.com>
Date: Thu, 19 Apr 2018 23:26:43 +0200
Subject: [PATCH] sha256.h: avoid inclusion of sys/types.h
Fix
purgatory/printf.c:2:10: fatal error: limits.h:
No such file or directory
Upstream-Status: Inappropriate [klibc specific]
Signed-off-by: Andrea Adami <andrea.adami@gmail.com>
---
util_lib/include/sha256.h | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/util_lib/include/sha256.h b/util_lib/include/sha256.h
index 467fb22..40fd3ed 100644
--- a/util_lib/include/sha256.h
+++ b/util_lib/include/sha256.h
@@ -1,7 +1,11 @@
#ifndef SHA256_H
#define SHA256_H
+#ifndef __KLIBC__
#include <sys/types.h>
+#else
+#include <stddef.h>
+#endif
#include <stdint.h>
typedef struct
--
2.7.4

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@ -0,0 +1,152 @@
From b15e9610b4ab52c381e712241d50dea96d50d873 Mon Sep 17 00:00:00 2001
From: Andrea Adami <andrea.adami@gmail.com>
Date: Wed, 2 May 2018 23:14:19 +0200
Subject: [PATCH 14/14] add if_nameindex from musl
Taken from musl, minimal changes.
klibc lacks struct and func
Fix
ifdown.o: In function `ifdown':
ifdown.c (.text+0x30): undefined reference to `if_nameindex'
While there add klibc-specific guard and include sys/types.h
to fix :
/kexec/if_nameindex.c:2:
/usr/lib/klibc/include/linux/types.h:22:0:
warning: "__bitwise" redefined
#define __bitwise __bitwise__
Signed-off-by: Andrea Adami <andrea.adami@gmail.com>
---
kexec/Makefile | 2 +-
kexec/if_nameindex.c | 64 ++++++++++++++++++++++++++++++++++++++++++++++++++++
kexec/if_nameindex.h | 15 ++++++++++++
kexec/ifdown.c | 3 +++
4 files changed, 83 insertions(+), 1 deletion(-)
create mode 100644 kexec/if_nameindex.c
create mode 100644 kexec/if_nameindex.h
diff --git a/kexec/Makefile b/kexec/Makefile
index 4db84d8..fb7520b 100644
--- a/kexec/Makefile
+++ b/kexec/Makefile
@@ -11,7 +11,7 @@ KEXEC_SRCS = $(KEXEC_SRCS_base)
KEXEC_GENERATED_SRCS =
KEXEC_SRCS_base += kexec/kexec.c
-KEXEC_SRCS_base += kexec/ifdown.c
+KEXEC_SRCS_base += kexec/if_nameindex kexec/ifdown.c
KEXEC_SRCS_base += kexec/kexec-elf.c
KEXEC_SRCS_base += kexec/kexec-elf-exec.c
KEXEC_SRCS_base += kexec/kexec-elf-core.c
diff --git a/kexec/if_nameindex.c b/kexec/if_nameindex.c
new file mode 100644
index 0000000..e586e41
--- /dev/null
+++ b/kexec/if_nameindex.c
@@ -0,0 +1,64 @@
+#define _GNU_SOURCE
+#ifdef __KLIBC__
+#include <sys/types.h>
+#endif
+#include <netinet/in.h>
+#include <net/if.h>
+#include <stdlib.h>
+#include <sys/socket.h>
+#include <sys/ioctl.h>
+#include <errno.h>
+#include <sys/syscall.h>
+#include <stdio.h>
+#ifdef __KLIBC__
+#include "if_nameindex.h"
+#endif
+
+static void *do_nameindex(int s, size_t n)
+{
+ size_t i, len, k;
+ struct ifconf conf;
+ struct if_nameindex *idx;
+
+ idx = malloc(n * (sizeof(struct if_nameindex)+sizeof(struct ifreq)));
+ if (!idx) return 0;
+
+ conf.ifc_buf = (void *)&idx[n];
+ conf.ifc_len = len = n * sizeof(struct ifreq);
+ if (ioctl(s, SIOCGIFCONF, &conf) < 0) {
+ free(idx);
+ return 0;
+ }
+ if (conf.ifc_len == len) {
+ free(idx);
+ return (void *)-1;
+ }
+
+ n = conf.ifc_len / sizeof(struct ifreq);
+ for (i=k=0; i<n; i++) {
+ if (ioctl(s, SIOCGIFINDEX, &conf.ifc_req[i]) < 0) {
+ k++;
+ continue;
+ }
+ idx[i-k].if_index = conf.ifc_req[i].ifr_ifindex;
+ idx[i-k].if_name = conf.ifc_req[i].ifr_name;
+ }
+ idx[i-k].if_name = 0;
+ idx[i-k].if_index = 0;
+
+ return idx;
+}
+
+struct if_nameindex *if_nameindex()
+{
+ size_t n;
+ void *p = 0;
+ int s = socket(AF_UNIX, SOCK_DGRAM, 0);
+ if (s>=0) {
+ for (n=0; (p=do_nameindex(s, n)) == (void *)-1; n++);
+/* __syscall(SYS_close, s); */
+ close(s);
+ }
+ errno = ENOBUFS;
+ return p;
+}
diff --git a/kexec/if_nameindex.h b/kexec/if_nameindex.h
new file mode 100644
index 0000000..1725fbd
--- /dev/null
+++ b/kexec/if_nameindex.h
@@ -0,0 +1,15 @@
+#ifndef _NET_IF__NAMEINDEX_H
+#define _NET_IF_NAMEINDEX_H
+
+struct if_nameindex
+{
+ unsigned int if_index;
+ char *if_name;
+};
+
+unsigned int if_nametoindex (const char *);
+char *if_indextoname (unsigned int, char *);
+struct if_nameindex *if_nameindex (void);
+void if_freenameindex (struct if_nameindex *);
+
+#endif
diff --git a/kexec/ifdown.c b/kexec/ifdown.c
index 82c6141..cc3ca9f 100644
--- a/kexec/ifdown.c
+++ b/kexec/ifdown.c
@@ -18,6 +18,9 @@ char *v_ifdown = "@(#)ifdown.c 1.11 02-Jun-1998 miquels@cistron.nl";
#include <netinet/in.h>
#include <net/if.h>
+#ifdef __KLIBC__
+#include "if_nameindex.h"
+#endif
/*
* First, we find all shaper devices and down them. Then we
--
2.7.4

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@ -0,0 +1,29 @@
From 3294266c6a875c5009065c1ae5d0b86200c4147c Mon Sep 17 00:00:00 2001
From: Andrea Adami <andrea.adami@gmail.com>
Date: Sun, 29 Apr 2018 00:52:31 +0200
Subject: [PATCH 6/6] vmcore-dmesg: fix warning
# define __bitwise
Signed-off-by: Andrea Adami <andrea.adami@gmail.com>
---
vmcore-dmesg/vmcore-dmesg.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/vmcore-dmesg/vmcore-dmesg.c b/vmcore-dmesg/vmcore-dmesg.c
index e340ef4..91e4789 100644
--- a/vmcore-dmesg/vmcore-dmesg.c
+++ b/vmcore-dmesg/vmcore-dmesg.c
@@ -2,6 +2,9 @@
#define _GNU_SOURCE
#define _LARGEFILE_SOURCE 1
#define _FILE_OFFSET_BITS 64
+#ifdef __KLIBC__
+#include <sys/types.h>
+#endif
#include <endian.h>
#include <byteswap.h>
#include <stdio.h>
--
2.7.4

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@ -0,0 +1,34 @@
From 6f69f489a442b3a192e4c08748ee8c4d31c75dae Mon Sep 17 00:00:00 2001
From: Andrea Adami <andrea.adami@gmail.com>
Date: Sun, 29 Apr 2018 00:46:16 +0200
Subject: [PATCH 5/6] arm64: crashdump-arm64.c: fix warning
from ../git/kexec/kexec.h:6,
from ../git/kexec/arch/arm64/crashdump-arm64.c:18:
/tmp/build/tmp-musl/work/aarch64-oe-linux-musl/kexec-tools-klibc/0.6+gitAUTOINC+
0481e9ed61-r0/recipe-sysroot/usr/lib/klibc/include/klibc/compiler.h:144:0: warni
ng: "__bitwise" redefined
# define __bitwise
Signed-off-by: Andrea Adami <andrea.adami@gmail.com>
---
kexec/arch/arm64/crashdump-arm64.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/kexec/arch/arm64/crashdump-arm64.c b/kexec/arch/arm64/crashdump-arm64.c
index 4fd7aa8..890d88f 100644
--- a/kexec/arch/arm64/crashdump-arm64.c
+++ b/kexec/arch/arm64/crashdump-arm64.c
@@ -13,6 +13,9 @@
#define _GNU_SOURCE
#include <errno.h>
+#ifdef __KLIBC__
+#include <sys/types.h>
+#endif
#include <linux/elf.h>
#include "kexec.h"
--
2.7.4

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@ -0,0 +1,40 @@
From af7d06a753a4c377b7ffe587da67a6ba56048bea Mon Sep 17 00:00:00 2001
From: Andrea Adami <andrea.adami@gmail.com>
Date: Thu, 19 Apr 2018 10:47:17 +0200
Subject: [PATCH 2/2] kexec/arm64: image-header.h: add macro for le64toh
Fix
kexec-arm64.c:(.text+0x370): undefined reference to `le64toh'
kexec-arm64.c:(.text+0x380): undefined reference to `le64toh'
Upstream-Status: Inappropriate [klibc specific]
Signed-off-by: Andrea Adami <andrea.adami@gmail.com>
---
kexec/arch/arm64/image-header.h | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/kexec/arch/arm64/image-header.h b/kexec/arch/arm64/image-header.h
index 158d411..10ed2d6 100644
--- a/kexec/arch/arm64/image-header.h
+++ b/kexec/arch/arm64/image-header.h
@@ -8,6 +8,15 @@
#include <endian.h>
#include <stdint.h>
+#ifdef __KLIBC__
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+#define le64toh(x) (x)
+#endif
+#if __BYTE_ORDER == __BIG_ENDIAN
+#define le64toh(x) __bswap_64(x)
+#endif
+#endif
+
/**
* struct arm64_image_header - arm64 kernel image header.
*
--
2.7.4

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@ -0,0 +1,51 @@
From 1ceca8645dbe2780e1b8993c80de772993fe3053 Mon Sep 17 00:00:00 2001
From: Andrea Adami <andrea.adami@gmail.com>
Date: Thu, 19 Apr 2018 10:43:34 +0200
Subject: [PATCH 1/2] purgatory/arm64: Makefile: remove unknown flags for arm64
Fix
| aarch64-oe-linux-musl-ld: unrecognised emulation mode: cmodel=large
| Supported emulations: aarch64linux aarch64elf aarch64elf32
aarch64elf32b aarch64elfb armelf armelfb aarch64linuxb aarch64linux32
aarch64linux32b armelfb_linux_eabi armelf_linux_eabi
Upstream-Status: Inappropriate [klibc specific]
Signed-off-by: Andrea Adami <andrea.adami@gmail.com>
---
purgatory/arch/arm64/Makefile | 20 ++++++++++----------
1 file changed, 10 insertions(+), 10 deletions(-)
diff --git a/purgatory/arch/arm64/Makefile b/purgatory/arch/arm64/Makefile
index 636abea..ddc9461 100644
--- a/purgatory/arch/arm64/Makefile
+++ b/purgatory/arch/arm64/Makefile
@@ -1,13 +1,13 @@
-arm64_PURGATORY_EXTRA_CFLAGS = \
- -mcmodel=large \
- -fno-PIC \
- -fno-stack-protector \
- -fno-asynchronous-unwind-tables \
- -Wundef \
- -Werror-implicit-function-declaration \
- -Wdeclaration-after-statement \
- -Werror=implicit-int \
- -Werror=strict-prototypes
+#arm64_PURGATORY_EXTRA_CFLAGS = \
+# -mcmodel=large \
+# -fno-PIC \
+# -fno-stack-protector \
+# -fno-asynchronous-unwind-tables \
+# -Wundef \
+# -Werror-implicit-function-declaration \
+# -Wdeclaration-after-statement \
+# -Werror=implicit-int \
+# -Werror=strict-prototypes
arm64_PURGATORY_SRCS += \
purgatory/arch/arm64/entry.S \
--
2.7.4

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@ -0,0 +1,31 @@
From 6dae4752a53973c152b3e91e8a4ca74a486dae8b Mon Sep 17 00:00:00 2001
From: OpenEmbedded <oe.patch@oe>
Date: Wed, 11 Apr 2018 22:51:00 +0200
Subject: [PATCH] use our elf.h header
Fix
kexec/arch/arm/crashdump-arm.c:70:13: error: 'EM_ARM' undeclared here
(not in a function); did you mean 'EM_860'?
.machine = EM_ARM,
Upstream-Status: Inappropriate [klibc specific]
Signed-off-by: Andrea Adami <andrea.adami@gmail.com>
---
kexec/arch/arm/crashdump-arm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kexec/arch/arm/crashdump-arm.c b/kexec/arch/arm/crashdump-arm.c
index daa4788..2530b29 100644
--- a/kexec/arch/arm/crashdump-arm.c
+++ b/kexec/arch/arm/crashdump-arm.c
@@ -21,7 +21,7 @@
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <limits.h>
-#include <elf.h>
+#include "../../../include/elf.h"
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>

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@ -0,0 +1,34 @@
From 709dfe457c07aa0275f3da14634cbce5cf1029dc Mon Sep 17 00:00:00 2001
From: Andrea Adami <andrea.adami@gmail.com>
Date: Thu, 19 Apr 2018 19:26:53 +0200
Subject: [PATCH 3/3] powerpc/purgatory: Makefile: remove unknown flags for
powerpc
Fix
powerpc-oe-linux-musl-ld: unrecognised emulation mode: soft-float
Supported emulations: elf32ppclinux elf32ppc elf32ppcsim elf32lppclinux
elf32lppc elf32lppcsim elf64ppc elf64lppc
Upstream-Status: Inappropriate [klibc specific]
Signed-off-by: Andrea Adami <andrea.adami@gmail.com>
---
purgatory/arch/ppc/Makefile | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/purgatory/arch/ppc/Makefile b/purgatory/arch/ppc/Makefile
index c85c58a..cd44a16 100644
--- a/purgatory/arch/ppc/Makefile
+++ b/purgatory/arch/ppc/Makefile
@@ -7,7 +7,7 @@ ppc_PURGATORY_SRCS += purgatory/arch/ppc/misc.S
ppc_PURGATORY_SRCS += purgatory/arch/ppc/purgatory-ppc.c
ppc_PURGATORY_SRCS += purgatory/arch/ppc/console-ppc.c
-ppc_PURGATORY_EXTRA_CFLAGS += -msoft-float
+#ppc_PURGATORY_EXTRA_CFLAGS += -msoft-float
dist += purgatory/arch/ppc/Makefile $(ppc_PURGATORY_SRCS) \
purgatory/arch/ppc/purgatory-ppc.h purgatory/arch/ppc/ppc_asm.h
--
2.7.4

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@ -0,0 +1,33 @@
From 9453599fd833794fb5d87cab2622de286144ed54 Mon Sep 17 00:00:00 2001
From: Andrea Adami <andrea.adami@gmail.com>
Date: Wed, 18 Apr 2018 22:30:17 +0200
Subject: [PATCH 6/6] purgatory: Makefile: remove unknown flags
Fix
x86_64-oe-linux-musl-ld: unrecognised emulation mode: cmodel=large
Supported emulations: elf_x86_64 elf32_x86_64 elf_i386 elf_iamcu
i386linux elf_l1om elf_k1om
../kexec-tools-2.0.17-rc1/purgatory/Makefile:67:
recipe for target 'purgatory/purgatory.ro' failed
Upstream-Status: Inappropriate [embedded specific]
Signed-off-by: Andrea Adami <andrea.adami@gmail.com>
---
purgatory/arch/x86_64/Makefile | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/purgatory/arch/x86_64/Makefile b/purgatory/arch/x86_64/Makefile
index 7300937..38f0bf3 100644
--- a/purgatory/arch/x86_64/Makefile
+++ b/purgatory/arch/x86_64/Makefile
@@ -23,4 +23,4 @@ x86_64_PURGATORY_SRCS += purgatory/arch/i386/console-x86.c
x86_64_PURGATORY_SRCS += purgatory/arch/i386/vga.c
x86_64_PURGATORY_SRCS += purgatory/arch/i386/pic.c
-x86_64_PURGATORY_EXTRA_CFLAGS = -mcmodel=large
+#x86_64_PURGATORY_EXTRA_CFLAGS = -mcmodel=large
--
2.7.4

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@ -0,0 +1,30 @@
From 5f47c30759684cea9a7a409646686c1a358b78ac Mon Sep 17 00:00:00 2001
From: OpenEmbedded <oe.patch@oe>
Date: Wed, 11 Apr 2018 22:51:05 +0200
Subject: [PATCH] replace basename() with sscanf()
klibc lacks basename()
Upstream-Status: Inappropriate [klibc specific]
Signed-off-by: Andrea Adami <andrea.adami@gmail.com>
---
kexec/arch/i386/x86-linux-setup.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/kexec/arch/i386/x86-linux-setup.c b/kexec/arch/i386/x86-linux-setup.c
index 6c7d260..7850083 100644
--- a/kexec/arch/i386/x86-linux-setup.c
+++ b/kexec/arch/i386/x86-linux-setup.c
@@ -304,9 +304,9 @@ static int add_edd_entry(struct x86_linux_param_header *real_mode,
memset(edd_info, 0, sizeof(struct edd_info));
/* extract the device number */
- if (sscanf(basename(sysfs_name), "int13_dev%hhx", &devnum) != 1) {
+ if (sscanf(strrchr(sysfs_name,'/') + 1, "int13_dev%hhx", &devnum) != 1) {
fprintf(stderr, "Invalid format of int13_dev dir "
- "entry: %s\n", basename(sysfs_name));
+ "entry: %s\n", strrchr(sysfs_name,'/') + 1);
return -1;
}

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@ -0,0 +1,30 @@
From 9de68ec5af8db2eff352f12da28145fe5e96244d Mon Sep 17 00:00:00 2001
From: OpenEmbedded <oe.patch@oe>
Date: Wed, 11 Apr 2018 22:51:05 +0200
Subject: [PATCH] do not build test
The purpose of this recipe is to build the smallest
binaries. kexek klibc-static for armv5 is around 86 KiB
Upstream-Status: Inappropriate [embedded specific]
Signed-off-by: Andrea Adami <andrea.adami@gmail.com>
---
Makefile.in | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/Makefile.in b/Makefile.in
index 79188d8..953c141 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -178,8 +178,8 @@ PSRCS:=$(foreach s, $(SRCS), $(PACKAGE_NAME)-$(PACKAGE_VERSION)/$(s))
PGSRCS:=$(foreach s, $(GENERATED_SRCS), $(PACKAGE_NAME)-$(PACKAGE_VERSION)/$(s))
MAN_PAGES:=$(KEXEC_MANPAGE) $(KDUMP_MANPAGE) $(VMCORE_DMESG_MANPAGE)
-BINARIES_i386:=$(KEXEC_TEST)
-BINARIES_x86_64:=$(KEXEC_TEST)
+BINARIES_i386:=$(SBINDIR)/kexec
+BINARIES_x86_64:=$(SBINDIR)/kexec
BINARIES:=$(KEXEC) $(KDUMP) $(VMCORE_DMESG) $(BINARIES_$(ARCH))
TARGETS:=$(BINARIES) $(MAN_PAGES)

View File

@ -0,0 +1,36 @@
From a992ee014efacdc98d5658be9930dcab0eaadfd7 Mon Sep 17 00:00:00 2001
From: OpenEmbedded <oe.patch@oe>
Date: Wed, 11 Apr 2018 22:51:04 +0200
Subject: [PATCH] i386: replace with our io.h
Upstream-Status: Inappropriate [klibc specific]
Signed-off-by: Andrea Adami <andrea.adami@gmail.com>
---
purgatory/arch/i386/pic.c | 2 +-
purgatory/arch/i386/vga.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/purgatory/arch/i386/pic.c b/purgatory/arch/i386/pic.c
index c23c459..c5f7046 100644
--- a/purgatory/arch/i386/pic.c
+++ b/purgatory/arch/i386/pic.c
@@ -16,7 +16,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
-#include <sys/io.h>
+#include "include/arch/io.h"
#include <purgatory.h>
#include "purgatory-x86.h"
diff --git a/purgatory/arch/i386/vga.c b/purgatory/arch/i386/vga.c
index e65976c..d079d96 100644
--- a/purgatory/arch/i386/vga.c
+++ b/purgatory/arch/i386/vga.c
@@ -1,4 +1,4 @@
-#include <sys/io.h>
+#include "include/arch/io.h"
#include <purgatory.h>
#include "purgatory-x86.h"

View File

@ -0,0 +1,43 @@
From 423c3f6f41fe04f4512e2a97a130f072d53dd4cf Mon Sep 17 00:00:00 2001
From: OpenEmbedded <oe.patch@oe>
Date: Wed, 11 Apr 2018 22:51:05 +0200
Subject: [PATCH] x86-linux-setup.c: replace vfscanf() with vsscanf()
klibc lacks vfscanf()
Upstream-Status: Inappropriate [klibc specific]
Signed-off-by: Andrea Adami <andrea.adami@gmail.com>
---
kexec/arch/i386/x86-linux-setup.c | 11 ++++++++++-
1 file changed, 10 insertions(+), 1 deletion(-)
diff --git a/kexec/arch/i386/x86-linux-setup.c b/kexec/arch/i386/x86-linux-setup.c
index 7850083..e190356 100644
--- a/kexec/arch/i386/x86-linux-setup.c
+++ b/kexec/arch/i386/x86-linux-setup.c
@@ -200,6 +200,8 @@ static int file_scanf(const char *dir, const char *file, const char *scanf_line,
FILE *fp;
int retno;
char filename[PATH_MAX];
+ long line_size = MAX_LINE;
+ char *line;
snprintf(filename, PATH_MAX, "%s/%s", dir, file);
filename[PATH_MAX-1] = 0;
@@ -210,7 +212,14 @@ static int file_scanf(const char *dir, const char *file, const char *scanf_line,
}
va_start(argptr, scanf_line);
- retno = vfscanf(fp, scanf_line, argptr);
+
+ line = xmalloc(sizeof(line) * line_size);
+ while(fgets(line, sizeof(line), fp) != NULL ) {
+ line_size += MAX_LINE;
+ line = xrealloc(line,line_size);
+ }
+ retno = vsscanf(line, scanf_line, argptr);
+
va_end(argptr);
fclose(fp);

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@ -1,69 +0,0 @@
# the binaries are statically linked against klibc
SUMMARY = "Kexec tools, statically compiled against klibc"
AUTHOR = "Eric Biederman"
HOMEPAGE = "http://kernel.org/pub/linux/utils/kernel/kexec/"
SECTION = "kernel/userland"
LICENSE = "GPLv2"
LIC_FILES_CHKSUM = "file://COPYING;md5=ea5bed2f60d357618ca161ad539f7c0a \
file://kexec/kexec.c;beginline=1;endline=20;md5=af10f6ae4a8715965e648aa687ad3e09"
DEPENDS = "zlib xz"
PR = "r1"
inherit klibc autotools
FILESPATH =. "${FILE_DIRNAME}/kexec-tools-${PV}:"
SRC_URI = "${KERNELORG_MIRROR}/linux/utils/kernel/kexec/kexec-tools-${PV}.tar.gz"
SRC_URI += " \
file://kexec-elf-rel.patch \
file://kexec-syscall.patch \
file://cflags_static.patch \
file://ifdown_errno.patch \
file://purgatory_flags.patch \
file://purgatory_string.patch \
file://sha256.patch \
file://sysconf_nrprocessors.patch \
file://fix-out-of-tree-build.patch \
file://0001-Adjust-the-order-of-headers-to-fix-build-for-musl.patch \
"
SRC_URI[md5sum] = "92eff93b097475b7767f8c98df84408a"
SRC_URI[sha256sum] = "09e180ff36dee087182cdc939ba6c6917b6adbb5fc12d589f31fd3659b6471f2"
SRC_URI_append_arm = " file://arm_crashdump.patch"
SRC_URI_append_powerpc = " file://ppc__lshrdi3.patch"
SRC_URI_append_x86 = " file://x86_sys_io.patch file://x86_basename.patch file://x86_vfscanf.patch file://x86_kexec_test.patch"
SRC_URI_append_x86-64 = " file://x86_sys_io.patch file://x86_basename.patch file://x86_vfscanf.patch file://x86_kexec_test.patch"
S = "${WORKDIR}/kexec-tools-${PV}"
EXTRA_OECONF += "--without-zlib --without-lzma --without-xen"
CFLAGS += "-I${STAGING_DIR_HOST}${libdir}/klibc/include -I${STAGING_DIR_HOST}${libdir}/klibc/include/bits32"
CFLAGS_x86-64 += "-I${STAGING_DIR_HOST}${libdir}/klibc/include -I${STAGING_DIR_HOST}${libdir}/klibc/include/bits64"
do_compile_prepend() {
# Remove the prepackaged config.h from the source tree as it overrides
# the same file generated by configure and placed in the build tree
rm -f ${S}/include/config.h
# Remove the '*.d' file to make sure the recompile is OK
for dep in `find ${B} -type f -name '*.d'`; do
dep_no_d="`echo $dep | sed 's#.d$##'`"
# Remove file.d when there is a file.o
if [ -f "$dep_no_d.o" ]; then
rm -f $dep
fi
done
}
PACKAGES =+ "kexec-klibc kdump-klibc"
FILES_kexec-klibc = "${sbindir}/kexec"
FILES_kdump-klibc = "${sbindir}/kdump"
INSANE_SKIP_${PN} = "arch"
COMPATIBLE_HOST = '(x86_64.*|i.86.*|arm.*|aarch64.*|powerpc.*|mips.*)-(linux|freebsd.*)'

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@ -0,0 +1,92 @@
# the binaries are statically linked against klibc
SUMMARY = "Kexec tools, statically compiled against klibc"
AUTHOR = "Eric Biederman"
HOMEPAGE = "http://kernel.org/pub/linux/utils/kernel/kexec/"
SECTION = "kernel/userland"
LICENSE = "GPLv2"
LIC_FILES_CHKSUM = "file://COPYING;md5=ea5bed2f60d357618ca161ad539f7c0a \
file://kexec/kexec.c;beginline=1;endline=20;md5=af10f6ae4a8715965e648aa687ad3e09"
PV = "2.0.17+git${SRCPV}"
DEPENDS = "zlib xz"
inherit klibc autotools
SRC_URI = "git://git.kernel.org/pub/scm/utils/kernel/kexec/kexec-tools.git"
SRCREV = "0481e9ed61ef80b3d851bb96b0c70a3d4a112c8b"
BUILD_PATCHES = "file://0001-force-static-build.patch \
file://0002-Adjust-the-order-of-headers-to-fix-build-for-musl.patch"
KLIBC_PATCHES += " \
file://0003-kexec-elf-rel-use-our-elf.h.patch \
file://0004-kexec-elf-exec.c-replace-with-our-err.h.patch \
file://0005-crashdump-elf.c-work-around-for-sysconf-_SC_NPROCESS.patch \
file://0006-kexec-syscall.h-work-around-missing-syscall-wrapper.patch \
file://0007-kexec.c-add-guard-around-ENOTSUP.patch \
file://0008-kexec.c-replace-mising-BLKGETSIZE64.patch \
file://0009-vmcore-dmesg.c-work-around-missing-imaxdiv.patch \
file://0010-fs2dt.c-work-around-missing-getline.patch \
file://0011-purgatory-Makefile-adapt-to-klcc.patch \
file://0012-purgatory-string.c-avoid-inclusion-of-string.h.patch \
file://0013-sha256.h-avoid-inclusion-of-sys-types.h.patch \
file://0014-add-if_nameindex-from-musl.patch \
file://0015-vmcore-dmesg-fix-warning.patch"
WARNING_FIXES = ""
SRC_URI += "${BUILD_PATCHES} ${KLIBC_PATCHES} ${WARNING_FIXES}"
SRC_URI_append_arm = " file://arm_crashdump.patch"
SRC_URI_append_x86 = " file://x86_sys_io.patch file://x86_basename.patch \
file://x86_vfscanf.patch file://x86_kexec_test.patch"
SRC_URI_append_x86-64 = " file://x86_sys_io.patch file://x86_basename.patch \
file://x86_vfscanf.patch file://x86_kexec_test.patch \
file://x86-64-purgatory-Makefile-remove-unknown-flags.patch"
SRC_URI_append_aarch64 = " file://arm64_purgatory-Makefile-remove-unknown-flags.patch \
file://arm64_kexec-image-header.h-add-missing-le64toh.patch \
file://arm64-crashdump-arm64.c-fix-warning.patch"
SRC_URI_append_powerpc = " file://powerpc-purgatory-Makefile-remove-unknown-flags.patch"
S = "${WORKDIR}/git"
EXTRA_OECONF += "--without-zlib --without-lzma --without-xen"
# fix purgatory/printf.c:2:10: fatal error: limits.h: No such file or directory
# fix include/limits.h:42:10: fatal error: bitsize/limits.h: No such file or directory
COMMON_CFLAGS += "-I${STAGING_DIR_HOST}${libdir}/klibc/include -I${S}/purgatory/include"
CFLAGS_x86_append = " ${COMMON_CFLAGS} -I${STAGING_DIR_HOST}${libdir}/klibc/include/bits32"
CFLAGS_x86-64_append = " ${COMMON_CFLAGS} -I${STAGING_DIR_HOST}${libdir}/klibc/include/bits64"
CFLAGS_arm_append = " ${COMMON_CFLAGS} -I${STAGING_DIR_HOST}${libdir}/klibc/include/bits32"
CFLAGS_aarch64_append = "${COMMON_CFLAGS} -I${STAGING_DIR_HOST}${libdir}/klibc/include/bits64"
CFLAGS_mips_append = " ${COMMON_CFLAGS} -I${STAGING_DIR_HOST}${libdir}/klibc/include/bits32"
CFLAGS_mips64_append = " ${COMMON_CFLAGS} -I${STAGING_DIR_HOST}${libdir}/klibc/include/bits64"
CFLAGS_powerpc_append = " ${COMMON_CFLAGS} -I${STAGING_DIR_HOST}${libdir}/klibc/include/bits32"
do_compile_prepend() {
# Remove the prepackaged config.h from the source tree as it overrides
# the same file generated by configure and placed in the build tree
rm -f ${S}/include/config.h
# Remove the '*.d' file to make sure the recompile is OK
for dep in `find ${B} -type f -name '*.d'`; do
dep_no_d="`echo $dep | sed 's#.d$##'`"
# Remove file.d when there is a file.o
if [ -f "$dep_no_d.o" ]; then
rm -f $dep
fi
done
}
PACKAGES =+ "kexec-klibc kdump-klibc"
FILES_kexec-klibc = "${sbindir}/kexec"
FILES_kdump-klibc = "${sbindir}/kdump"
INSANE_SKIP_${PN} = "arch"
COMPATIBLE_HOST = '(x86_64.*|i.86.*|arm.*|aarch64.*|powerpc.*|mips.*)-(linux|freebsd.*)'