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Diffstat (limited to 'arch/x86/ia32')
-rw-r--r--arch/x86/ia32/ia32entry.S4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/ia32/ia32entry.S b/arch/x86/ia32/ia32entry.S
index 8022d3c695c..30f492934f2 100644
--- a/arch/x86/ia32/ia32entry.S
+++ b/arch/x86/ia32/ia32entry.S
@@ -325,7 +325,7 @@ ENTRY(ia32_syscall)
jnz ia32_tracesys
ia32_do_syscall:
cmpl $(IA32_NR_syscalls-1),%eax
- ja ia32_badsys
+ ja int_ret_from_sys_call /* ia32_tracesys has set RAX(%rsp) */
IA32_ARG_FIXUP
call *ia32_sys_call_table(,%rax,8) # xxx: rip relative
ia32_sysret:
@@ -335,7 +335,7 @@ ia32_sysret:
ia32_tracesys:
SAVE_REST
CLEAR_RREGS
- movq $-ENOSYS,RAX(%rsp) /* really needed? */
+ movq $-ENOSYS,RAX(%rsp) /* ptrace can change this for a bad syscall */
movq %rsp,%rdi /* &pt_regs -> arg1 */
call syscall_trace_enter
LOAD_ARGS32 ARGOFFSET /* reload args from stack in case ptrace changed it */