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766e0d |
From d8e8090a66891eb114f31ed0d4c006a161efc109 Mon Sep 17 00:00:00 2001
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766e0d |
Message-Id: <d8e8090a66891eb114f31ed0d4c006a161efc109.1489676829.git.panand@redhat.com>
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766e0d |
In-Reply-To: <f85183096d31d865c97565614535d84943b12908.1489676829.git.panand@redhat.com>
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766e0d |
References: <f85183096d31d865c97565614535d84943b12908.1489676829.git.panand@redhat.com>
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766e0d |
From: Pratyush Anand <panand@redhat.com>
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766e0d |
Date: Wed, 15 Mar 2017 18:38:17 +0900
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766e0d |
Subject: [PATCH 03/10] kexec: generalize and rename get_kernel_stext_sym()
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766e0d |
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766e0d |
get_kernel_stext_sym() has been defined for both arm and i386. Other
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766e0d |
architecture might need some other kernel symbol address. Therefore rewrite
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766e0d |
this function as generic function to get any kernel symbol address.
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766e0d |
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766e0d |
More over, kallsyms is not arch specific representation, therefore have
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766e0d |
common function for all arches.
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766e0d |
Signed-off-by: Pratyush Anand <panand@redhat.com>
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766e0d |
[created symbols.c]
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Signed-off-by: AKASHI Takahiro <takahiro.akashi@linaro.org>
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766e0d |
---
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766e0d |
kexec/Makefile | 1 +
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766e0d |
kexec/arch/arm/crashdump-arm.c | 40 +---------------------------------------
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kexec/arch/i386/crashdump-x86.c | 29 -----------------------------
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766e0d |
kexec/kexec.h | 2 ++
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766e0d |
kexec/symbols.c | 34 ++++++++++++++++++++++++++++++++++
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766e0d |
5 files changed, 38 insertions(+), 68 deletions(-)
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766e0d |
create mode 100644 kexec/symbols.c
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766e0d |
diff --git a/kexec/Makefile b/kexec/Makefile
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766e0d |
index 39f365f543d7..2b4fb3d162ec 100644
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766e0d |
--- a/kexec/Makefile
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766e0d |
+++ b/kexec/Makefile
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766e0d |
@@ -26,6 +26,7 @@ KEXEC_SRCS_base += kexec/kernel_version.c
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766e0d |
KEXEC_SRCS_base += kexec/lzma.c
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766e0d |
KEXEC_SRCS_base += kexec/zlib.c
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766e0d |
KEXEC_SRCS_base += kexec/kexec-xen.c
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766e0d |
+KEXEC_SRCS_base += kexec/symbols.c
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766e0d |
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766e0d |
KEXEC_GENERATED_SRCS += $(PURGATORY_HEX_C)
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diff --git a/kexec/arch/arm/crashdump-arm.c b/kexec/arch/arm/crashdump-arm.c
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766e0d |
index 4a89b5ea9645..245c21af5e32 100644
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766e0d |
--- a/kexec/arch/arm/crashdump-arm.c
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766e0d |
+++ b/kexec/arch/arm/crashdump-arm.c
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@@ -73,48 +73,10 @@ static struct crash_elf_info elf_info = {
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extern unsigned long long user_page_offset;
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-/* Retrieve kernel _stext symbol virtual address from /proc/kallsyms */
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-static unsigned long long get_kernel_stext_sym(void)
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-{
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- const char *kallsyms = "/proc/kallsyms";
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- const char *stext = "_stext";
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- char sym[128];
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- char line[128];
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- FILE *fp;
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- unsigned long long vaddr = 0;
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- char type;
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-
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- fp = fopen(kallsyms, "r");
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766e0d |
- if (!fp) {
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- fprintf(stderr, "Cannot open %s\n", kallsyms);
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766e0d |
- return 0;
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766e0d |
- }
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766e0d |
-
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- while(fgets(line, sizeof(line), fp) != NULL) {
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766e0d |
- unsigned long long addr;
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766e0d |
-
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- if (sscanf(line, "%Lx %c %s", &addr, &type, sym) != 3)
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766e0d |
- continue;
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766e0d |
-
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766e0d |
- if (strcmp(sym, stext) == 0) {
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766e0d |
- dbgprintf("kernel symbol %s vaddr = %#llx\n", stext, addr);
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766e0d |
- vaddr = addr;
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766e0d |
- break;
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766e0d |
- }
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766e0d |
- }
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766e0d |
-
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766e0d |
- fclose(fp);
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766e0d |
-
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766e0d |
- if (vaddr == 0)
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766e0d |
- fprintf(stderr, "Cannot get kernel %s symbol address\n", stext);
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766e0d |
-
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766e0d |
- return vaddr;
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766e0d |
-}
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766e0d |
-
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766e0d |
static int get_kernel_page_offset(struct kexec_info *info,
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766e0d |
struct crash_elf_info *elf_info)
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766e0d |
{
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766e0d |
- unsigned long long stext_sym_addr = get_kernel_stext_sym();
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![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+ unsigned long long stext_sym_addr = get_kernel_sym("_stext");
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
if (stext_sym_addr == 0) {
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
if (user_page_offset != (-1ULL)) {
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
elf_info->page_offset = user_page_offset;
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
diff --git a/kexec/arch/i386/crashdump-x86.c b/kexec/arch/i386/crashdump-x86.c
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
index c4cf2013a001..a324c6c9074f 100644
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
--- a/kexec/arch/i386/crashdump-x86.c
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+++ b/kexec/arch/i386/crashdump-x86.c
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
@@ -102,35 +102,6 @@ static int get_kernel_paddr(struct kexec_info *UNUSED(info),
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
return -1;
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
}
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
-/* Retrieve kernel symbol virtual address from /proc/kallsyms */
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
-static unsigned long long get_kernel_sym(const char *symbol)
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
-{
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
- const char *kallsyms = "/proc/kallsyms";
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
- char sym[128];
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
- char line[128];
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
- FILE *fp;
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
- unsigned long long vaddr;
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
- char type;
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
-
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
- fp = fopen(kallsyms, "r");
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
- if (!fp) {
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
- fprintf(stderr, "Cannot open %s\n", kallsyms);
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
- return 0;
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
- }
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
-
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
- while(fgets(line, sizeof(line), fp) != NULL) {
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
- if (sscanf(line, "%Lx %c %s", &vaddr, &type, sym) != 3)
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
- continue;
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
- if (strcmp(sym, symbol) == 0) {
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
- dbgprintf("kernel symbol %s vaddr = %16llx\n", symbol, vaddr);
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
- return vaddr;
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
- }
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
- }
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
-
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
- dbgprintf("Cannot get kernel %s symbol address\n", symbol);
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
- return 0;
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
-}
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
-
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
/* Retrieve info regarding virtual address kernel has been compiled for and
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
* size of the kernel from /proc/kcore. Current /proc/kcore parsing from
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
* from kexec-tools fails because of malformed elf notes. A kernel patch has
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
diff --git a/kexec/kexec.h b/kexec/kexec.h
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
index 9194f1c87c91..b4fafad9487b 100644
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
--- a/kexec/kexec.h
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+++ b/kexec/kexec.h
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
@@ -312,4 +312,6 @@ int xen_kexec_load(struct kexec_info *info);
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
int xen_kexec_unload(uint64_t kexec_flags);
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
void xen_kexec_exec(void);
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+extern unsigned long long get_kernel_sym(const char *text);
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
#endif /* KEXEC_H */
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
diff --git a/kexec/symbols.c b/kexec/symbols.c
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
new file mode 100644
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
index 000000000000..5e42de98de32
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
--- /dev/null
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+++ b/kexec/symbols.c
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
@@ -0,0 +1,34 @@
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+#include <stdio.h>
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+#include <string.h>
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+#include "kexec.h"
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+/* Retrieve kernel symbol virtual address from /proc/kallsyms */
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+unsigned long long get_kernel_sym(const char *symbol)
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+{
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+ const char *kallsyms = "/proc/kallsyms";
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+ char sym[128];
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+ char line[128];
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+ FILE *fp;
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+ unsigned long long vaddr;
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+ char type;
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+ fp = fopen(kallsyms, "r");
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+ if (!fp) {
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+ fprintf(stderr, "Cannot open %s\n", kallsyms);
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+ return 0;
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+ }
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+ while (fgets(line, sizeof(line), fp) != NULL) {
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+ if (sscanf(line, "%Lx %c %s", &vaddr, &type, sym) != 3)
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+ continue;
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+ if (strcmp(sym, symbol) == 0) {
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+ dbgprintf("kernel symbol %s vaddr = %16llx\n",
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+ symbol, vaddr);
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+ return vaddr;
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+ }
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+ }
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+ dbgprintf("Cannot get kernel %s symbol address\n", symbol);
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+ return 0;
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
+}
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
--
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
2.9.3
|
|
![](https://seccdn.libravatar.org/avatar/eca4d0658e293ac828929c05684948cb411ba891fa2ad2130aafa91b664e89ad?s=16&d=retro) |
766e0d |
|