diff options
| author | Shaohua Li <shaohua.li@intel.com> | 2008-10-06 10:43:06 -0700 |
|---|---|---|
| committer | Tony Luck <tony.luck@intel.com> | 2008-10-06 10:43:06 -0700 |
| commit | f14488ccfe0f41207e40520fab60dce356ed9e57 (patch) | |
| tree | ef538012500f197397fbee674591910a96a50805 /arch/ia64/kernel/entry.S | |
| parent | cfb361f13c8136de78c406745abc4e4456e6d480 (diff) | |
[IA64] utrace use generic trace hook
Make IA64 use generic trace hook in some paths.
Signed-off-by: Shaohua Li <shaohua.li@intel.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'arch/ia64/kernel/entry.S')
| -rw-r--r-- | arch/ia64/kernel/entry.S | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/ia64/kernel/entry.S b/arch/ia64/kernel/entry.S index 0dd6c1419d8d..7ef0c594f5ed 100644 --- a/arch/ia64/kernel/entry.S +++ b/arch/ia64/kernel/entry.S @@ -534,6 +534,11 @@ GLOBAL_ENTRY(ia64_trace_syscall) stf.spill [r16]=f10 stf.spill [r17]=f11 br.call.sptk.many rp=syscall_trace_enter // give parent a chance to catch syscall args + cmp.lt p6,p0=r8,r0 // check tracehook + adds r2=PT(R8)+16,sp // r2 = &pt_regs.r8 + adds r3=PT(R10)+16,sp // r3 = &pt_regs.r10 + mov r10=0 +(p6) br.cond.sptk strace_error // syscall failed -> adds r16=PT(F6)+16,sp adds r17=PT(F7)+16,sp ;; |