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-rw-r--r--arch/alpha/kernel/entry.S11
1 files changed, 7 insertions, 4 deletions
diff --git a/arch/alpha/kernel/entry.S b/arch/alpha/kernel/entry.S
index ab1ee0ab082b..d1273c1a1364 100644
--- a/arch/alpha/kernel/entry.S
+++ b/arch/alpha/kernel/entry.S
@@ -73,8 +73,6 @@
ldq $20, HAE_REG($19); \
stq $21, HAE_CACHE($19); \
stq $21, 0($20); \
- ldq $0, 0($sp); \
- ldq $1, 8($sp); \
99:; \
ldq $19, 72($sp); \
ldq $20, 80($sp); \
@@ -316,7 +314,7 @@ ret_from_sys_call:
cmovne $26, 0, $19 /* $19 = 0 => non-restartable */
ldq $0, SP_OFF($sp)
and $0, 8, $0
- beq $0, restore_all
+ beq $0, ret_to_kernel
ret_to_user:
/* Make sure need_resched and sigpending don't change between
sampling and the rti. */
@@ -329,6 +327,11 @@ restore_all:
RESTORE_ALL
call_pal PAL_rti
+ret_to_kernel:
+ lda $16, 7
+ call_pal PAL_swpipl
+ br restore_all
+
.align 3
$syscall_error:
/*
@@ -657,7 +660,7 @@ kernel_thread:
/* We don't actually care for a3 success widgetry in the kernel.
Not for positive errno values. */
stq $0, 0($sp) /* $0 */
- br restore_all
+ br ret_to_kernel
.end kernel_thread
/*