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    Subject[PATCH 14/17] arm: user_regset: Crunch in core dumps
    Date
    This enables dumping the Crunch state in ELF core dumps.
    It gets its own note of the new type NT_ARM_CRUNCH.

    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 78b457c..6ce3deb 100644
    --- a/arch/arm/kernel/ptrace.c
    +++ b/arch/arm/kernel/ptrace.c
    @@ -847,6 +847,7 @@ static const struct user_regset arm_regsets[] = {
    #endif
    #ifdef CONFIG_CRUNCH
    [REGSET_CRUNCH] = {
    + .core_note_type = NT_ARM_CRUNCH,
    .n = sizeof(struct crunch_state) / sizeof(int),
    .size = sizeof(int), .align = sizeof(int),
    .get = crunch_get, .set = crunch_set
    diff --git a/include/linux/elf.h b/include/linux/elf.h
    index aa8bae6..30a7b92 100644
    --- a/include/linux/elf.h
    +++ b/include/linux/elf.h
    @@ -362,6 +362,7 @@ typedef struct elf64_shdr {
    #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 */
    +#define NT_ARM_CRUNCH 0x301 /* ARM Crunch registers */


    /* Note header in a PT_NOTE section */

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