diff options
author | David S. Miller <davem@davemloft.net> | 2010-02-28 19:23:06 -0800 |
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committer | David S. Miller <davem@davemloft.net> | 2010-02-28 19:23:06 -0800 |
commit | 47871889c601d8199c51a4086f77eebd77c29b0b (patch) | |
tree | 40cdcac3bff0ee40cc33dcca61d0577cdf965f77 /include/linux/ptrace.h | |
parent | c16cc0b464b8876cfd57ce1c1dbcb6f9a6a0bce3 (diff) | |
parent | 30ff056c42c665b9ea535d8515890857ae382540 (diff) |
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Conflicts:
drivers/firmware/iscsi_ibft.c
Diffstat (limited to 'include/linux/ptrace.h')
-rw-r--r-- | include/linux/ptrace.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/include/linux/ptrace.h b/include/linux/ptrace.h index 56f2d63a5cb..c5eab89da51 100644 --- a/include/linux/ptrace.h +++ b/include/linux/ptrace.h @@ -27,6 +27,26 @@ #define PTRACE_GETSIGINFO 0x4202 #define PTRACE_SETSIGINFO 0x4203 +/* + * Generic ptrace interface that exports the architecture specific regsets + * using the corresponding NT_* types (which are also used in the core dump). + * Please note that the NT_PRSTATUS note type in a core dump contains a full + * 'struct elf_prstatus'. But the user_regset for NT_PRSTATUS contains just the + * elf_gregset_t that is the pr_reg field of 'struct elf_prstatus'. For all the + * other user_regset flavors, the user_regset layout and the ELF core dump note + * payload are exactly the same layout. + * + * This interface usage is as follows: + * struct iovec iov = { buf, len}; + * + * ret = ptrace(PTRACE_GETREGSET/PTRACE_SETREGSET, pid, NT_XXX_TYPE, &iov); + * + * On the successful completion, iov.len will be updated by the kernel, + * specifying how much the kernel has written/read to/from the user's iov.buf. + */ +#define PTRACE_GETREGSET 0x4204 +#define PTRACE_SETREGSET 0x4205 + /* options set using PTRACE_SETOPTIONS */ #define PTRACE_O_TRACESYSGOOD 0x00000001 #define PTRACE_O_TRACEFORK 0x00000002 |