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-rw-r--r--arch/m68knommu/platform/5307/entry.S5
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/m68knommu/platform/5307/entry.S b/arch/m68knommu/platform/5307/entry.S
index a8cd867805c..b333731b875 100644
--- a/arch/m68knommu/platform/5307/entry.S
+++ b/arch/m68knommu/platform/5307/entry.S
@@ -74,7 +74,8 @@ ENTRY(system_call)
movel %sp,%d2 /* get thread_info pointer */
andl #-THREAD_SIZE,%d2 /* at start of kernel stack */
movel %d2,%a0
- movel %sp,%a0@(THREAD_ESP0) /* save top of frame */
+ movel %a0@,%a1 /* save top of frame */
+ movel %sp,%a1@(TASK_THREAD+THREAD_ESP0)
btst #(TIF_SYSCALL_TRACE%8),%a0@(TI_FLAGS+(31-TIF_SYSCALL_TRACE)/8)
bnes 1f
@@ -83,6 +84,8 @@ ENTRY(system_call)
movel %d0,%sp@(PT_D0) /* save the return value */
jra ret_from_exception
1:
+ movel #-ENOSYS,%d2 /* strace needs -ENOSYS in PT_D0 */
+ movel %d2,PT_D0(%sp) /* on syscall entry */
subql #4,%sp
SAVE_SWITCH_STACK
jbsr syscall_trace