From 4ab23a918249772458fd330758dc0fad96edce50 Mon Sep 17 00:00:00 2001 From: qiaonuohan Date: Tue, 18 Feb 2014 14:11:37 +0800 Subject: [PATCH] Define the architecture for compressed dump format Signed-off-by: Ekaterina Tumanova Reviewed-by: Laszlo Ersek Reviewed-by: Qiao Nuohan Signed-off-by: Luiz Capitulino --- 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 fb0c8962af..2c81318b80 100644 --- a/dump.c +++ b/dump.c @@ -32,6 +32,9 @@ #ifdef CONFIG_SNAPPY #include #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 1b94f0ffb7..6abcd23c48 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 96c2b4a7e9..6d46827990 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