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authorDavid Daney <ddaney@avtrex.com>2008-09-23 00:11:26 -0700
committerRalf Baechle <ralf@linux-mips.org>2008-10-11 16:18:57 +0100
commit0926bf953ee79b8f139741b442e5a18520f81705 (patch)
tree5e2cbdb2060ec9324866e6a072d1d7666849445c /arch/mips/kernel/ptrace32.c
parent2c708cbaa6031b73be6b992adb3ec1811f91cdb1 (diff)
downloadlinux-0926bf953ee79b8f139741b442e5a18520f81705.tar.bz2
MIPS: Ptrace support for HARDWARE_WATCHPOINTS
This is the final part of the watch register patch. Here we hook up ptrace so that the user space debugger (gdb), can set and read the registers. Signed-off-by: David Daney <ddaney@avtrex.com> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/kernel/ptrace32.c')
-rw-r--r--arch/mips/kernel/ptrace32.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/mips/kernel/ptrace32.c b/arch/mips/kernel/ptrace32.c
index cac56a8c8679..e45105e3ef00 100644
--- a/arch/mips/kernel/ptrace32.c
+++ b/arch/mips/kernel/ptrace32.c
@@ -387,6 +387,16 @@ long compat_arch_ptrace(struct task_struct *child, compat_long_t request,
(unsigned long __user *) (unsigned long) data);
break;
+ case PTRACE_GET_WATCH_REGS:
+ ret = ptrace_get_watch_regs(child,
+ (struct pt_watch_regs __user *) (unsigned long) addr);
+ break;
+
+ case PTRACE_SET_WATCH_REGS:
+ ret = ptrace_set_watch_regs(child,
+ (struct pt_watch_regs __user *) (unsigned long) addr);
+ break;
+
default:
ret = ptrace_request(child, request, addr, data);
break;