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-rw-r--r--arch/mips/kernel/scall64-64.S18
1 files changed, 4 insertions, 14 deletions
diff --git a/arch/mips/kernel/scall64-64.S b/arch/mips/kernel/scall64-64.S
index 9085838..47bfbd4 100644
--- a/arch/mips/kernel/scall64-64.S
+++ b/arch/mips/kernel/scall64-64.S
@@ -93,13 +93,15 @@ syscall_trace_entry:
li a1, 0
jal do_syscall_trace
+ move t0, s0
+ RESTORE_STATIC
ld a0, PT_R4(sp) # Restore argument registers
ld a1, PT_R5(sp)
ld a2, PT_R6(sp)
ld a3, PT_R7(sp)
ld a4, PT_R8(sp)
ld a5, PT_R9(sp)
- jalr s0
+ jalr t0
li t0, -EMAXERRNO - 1 # error?
sltu t0, t0, v0
@@ -174,19 +176,7 @@ illegal_syscall:
sd zero, PT_R7(sp) # success
sd v0, PT_R2(sp) # result
- /* Success, so skip usual error handling garbage. */
- li t0, _TIF_SYSCALL_TRACE | _TIF_SYSCALL_AUDIT
- LONG_L a2, TI_FLAGS($28) # syscall tracing enabled?
- and t0, a2, t0
- bnez t0, 1f
-
- j n64_syscall_exit
-
-1: SAVE_STATIC
- move a0, sp
- li a1, 1
- jal do_syscall_trace
- j syscall_exit
+ j n64_syscall_exit # continue like a normal syscall
no_mem: li v0, -ENOMEM
jr ra
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