Messages in this thread Patch in this message | | | From | Roland McGrath <> | Subject | [PATCH 12/17] arm: user_regset: iWMMXt in core dumps | Date | Fri, 24 Apr 2009 17:12:59 -0700 (PDT) |
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This enables dumping the iWMMXt state in ELF core dumps if it was used. It gets its own note of the new type NT_ARM_WMMX.
Signed-off-by: Roland McGrath <roland@redhat.com> --- arch/arm/kernel/ptrace.c | 1 + include/linux/elf.h | 1 + 2 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/arch/arm/kernel/ptrace.c b/arch/arm/kernel/ptrace.c index 821ce64..d59e074 100644 --- a/arch/arm/kernel/ptrace.c +++ b/arch/arm/kernel/ptrace.c @@ -828,6 +828,7 @@ static const struct user_regset arm_regsets[] = { #endif #ifdef CONFIG_IWMMXT [REGSET_IWMMXT] = { + .core_note_type = NT_ARM_WMMX, .n = sizeof(struct iwmmxt_struct) / sizeof(int), .size = sizeof(int), .align = sizeof(int), .active = iwmmxt_active, .get = iwmmxt_get, .set = iwmmxt_set diff --git a/include/linux/elf.h b/include/linux/elf.h index 45a937b..aa8bae6 100644 --- a/include/linux/elf.h +++ b/include/linux/elf.h @@ -361,6 +361,7 @@ typedef struct elf64_shdr { #define NT_PPC_VSX 0x102 /* PowerPC VSX registers */ #define NT_386_TLS 0x200 /* i386 TLS slots (struct user_desc) */ #define NT_386_IOPERM 0x201 /* x86 io permission bitmap (1=deny) */ +#define NT_ARM_WMMX 0x300 /* ARM iWMMXt registers */ /* Note header in a PT_NOTE section */
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