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[Qemu-devel] [PATCH v9 13/14] Define the architecture for compressed dum
From: |
qiaonuohan |
Subject: |
[Qemu-devel] [PATCH v9 13/14] Define the architecture for compressed dump format |
Date: |
Tue, 18 Feb 2014 14:11:37 +0800 |
Signed-off-by: Ekaterina Tumanova <address@hidden>
Reviewed-by: Laszlo Ersek <address@hidden>
Reviewed-by: Qiao Nuohan <address@hidden>
---
dump.c | 7 +++++--
target-i386/cpu.h | 2 ++
target-s390x/cpu.h | 1 +
3 files changed, 8 insertions(+), 2 deletions(-)
diff --git a/dump.c b/dump.c
index fb0c896..2c81318 100644
--- a/dump.c
+++ b/dump.c
@@ -32,6 +32,9 @@
#ifdef CONFIG_SNAPPY
#include <snappy-c.h>
#endif
+#ifndef ELF_MACHINE_UNAME
+#define ELF_MACHINE_UNAME "Unknown"
+#endif
static uint16_t cpu_convert_to_target16(uint16_t val, int endian)
{
@@ -817,7 +820,7 @@ static int create_header32(DumpState *s)
dh->nr_cpus = cpu_convert_to_target32(s->nr_cpus, endian);
bitmap_blocks = DIV_ROUND_UP(s->len_dump_bitmap, block_size) * 2;
dh->bitmap_blocks = cpu_convert_to_target32(bitmap_blocks, endian);
- memcpy(&(dh->utsname.machine), "i686", 4);
+ strncpy(dh->utsname.machine, ELF_MACHINE_UNAME,
sizeof(dh->utsname.machine));
if (s->flag_compress & DUMP_DH_COMPRESSED_ZLIB) {
status |= DUMP_DH_COMPRESSED_ZLIB;
@@ -924,7 +927,7 @@ static int create_header64(DumpState *s)
dh->nr_cpus = cpu_convert_to_target32(s->nr_cpus, endian);
bitmap_blocks = DIV_ROUND_UP(s->len_dump_bitmap, block_size) * 2;
dh->bitmap_blocks = cpu_convert_to_target32(bitmap_blocks, endian);
- memcpy(&(dh->utsname.machine), "x86_64", 6);
+ strncpy(dh->utsname.machine, ELF_MACHINE_UNAME,
sizeof(dh->utsname.machine));
if (s->flag_compress & DUMP_DH_COMPRESSED_ZLIB) {
status |= DUMP_DH_COMPRESSED_ZLIB;
diff --git a/target-i386/cpu.h b/target-i386/cpu.h
index 1b94f0f..6abcd23 100644
--- a/target-i386/cpu.h
+++ b/target-i386/cpu.h
@@ -38,8 +38,10 @@
#ifdef TARGET_X86_64
#define ELF_MACHINE EM_X86_64
+#define ELF_MACHINE_UNAME "x86_64"
#else
#define ELF_MACHINE EM_386
+#define ELF_MACHINE_UNAME "i686"
#endif
#define CPUArchState struct CPUX86State
diff --git a/target-s390x/cpu.h b/target-s390x/cpu.h
index 96c2b4a..6d46827 100644
--- a/target-s390x/cpu.h
+++ b/target-s390x/cpu.h
@@ -28,6 +28,7 @@
#define TARGET_LONG_BITS 64
#define ELF_MACHINE EM_S390
+#define ELF_MACHINE_UNAME "S390X"
#define CPUArchState struct CPUS390XState
--
1.7.1
- [Qemu-devel] [PATCH v9 00/14] Make 'dump-guest-memory' dump in kdump-compressed format, qiaonuohan, 2014/02/18
- [Qemu-devel] [PATCH v9 02/14] dump: add argument to write_elfxx_notes, qiaonuohan, 2014/02/18
- [Qemu-devel] [PATCH v9 13/14] Define the architecture for compressed dump format,
qiaonuohan <=
- [Qemu-devel] [PATCH v9 05/14] dump: add API to write elf notes to buffer, qiaonuohan, 2014/02/18
- [Qemu-devel] [PATCH v9 11/14] dump: add API to write dump pages, qiaonuohan, 2014/02/18
- [Qemu-devel] [PATCH v9 08/14] dump: add API to write dump header, qiaonuohan, 2014/02/18
- [Qemu-devel] [PATCH v9 01/14] dump: const-qualify the buf of WriteCoreDumpFunction, qiaonuohan, 2014/02/18
- [Qemu-devel] [PATCH v9 09/14] dump: add API to write dump_bitmap, qiaonuohan, 2014/02/18
- [Qemu-devel] [PATCH v9 04/14] dump: add API to write vmcore, qiaonuohan, 2014/02/18
- [Qemu-devel] [PATCH v9 14/14] dump: add 'query-dump-guest-memory-capability' command, qiaonuohan, 2014/02/18
- [Qemu-devel] [PATCH v9 03/14] dump: add API to write header of flatten format, qiaonuohan, 2014/02/18
- [Qemu-devel] [PATCH v9 12/14] dump: make kdump-compressed format available for 'dump-guest-memory', qiaonuohan, 2014/02/18
- [Qemu-devel] [PATCH v9 07/14] dump: add members to DumpState and init some of them, qiaonuohan, 2014/02/18