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Diffstat (limited to 'arch/sparc/kernel/entry.S')
-rw-r--r--arch/sparc/kernel/entry.S12
1 files changed, 10 insertions, 2 deletions
diff --git a/arch/sparc/kernel/entry.S b/arch/sparc/kernel/entry.S
index 2f96256dc51..e8cdf715a54 100644
--- a/arch/sparc/kernel/entry.S
+++ b/arch/sparc/kernel/entry.S
@@ -1196,8 +1196,9 @@ sys_rt_sigreturn:
be 1f
nop
+ add %sp, STACKFRAME_SZ, %o0
call syscall_trace
- nop
+ mov 1, %o1
1:
/* We are returning to a signal handler. */
@@ -1287,8 +1288,12 @@ linux_fast_syscall:
mov %i3, %o3
linux_syscall_trace:
+ add %sp, STACKFRAME_SZ, %o0
call syscall_trace
- nop
+ mov 0, %o1
+ cmp %o0, 0
+ bne 3f
+ mov -ENOSYS, %o0
mov %i0, %o0
mov %i1, %o1
mov %i2, %o2
@@ -1337,6 +1342,7 @@ syscall_is_too_hard:
call %l7
mov %i5, %o5
+3:
st %o0, [%sp + STACKFRAME_SZ + PT_I0]
ret_sys_call:
@@ -1374,6 +1380,8 @@ ret_sys_call:
st %l2, [%sp + STACKFRAME_SZ + PT_NPC]
linux_syscall_trace2:
+ add %sp, STACKFRAME_SZ, %o0
+ mov 1, %o1
call syscall_trace
add %l1, 0x4, %l2 /* npc = npc+4 */
st %l1, [%sp + STACKFRAME_SZ + PT_PC]