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-rw-r--r--arch/alpha/kernel/entry.S16
1 files changed, 11 insertions, 5 deletions
diff --git a/arch/alpha/kernel/entry.S b/arch/alpha/kernel/entry.S
index a3e9cd85cfee..ab1ee0ab082b 100644
--- a/arch/alpha/kernel/entry.S
+++ b/arch/alpha/kernel/entry.S
@@ -317,14 +317,14 @@ ret_from_sys_call:
317 ldq $0, SP_OFF($sp) 317 ldq $0, SP_OFF($sp)
318 and $0, 8, $0 318 and $0, 8, $0
319 beq $0, restore_all 319 beq $0, restore_all
320ret_from_reschedule: 320ret_to_user:
321 /* Make sure need_resched and sigpending don't change between 321 /* Make sure need_resched and sigpending don't change between
322 sampling and the rti. */ 322 sampling and the rti. */
323 lda $16, 7 323 lda $16, 7
324 call_pal PAL_swpipl 324 call_pal PAL_swpipl
325 ldl $5, TI_FLAGS($8) 325 ldl $5, TI_FLAGS($8)
326 and $5, _TIF_WORK_MASK, $2 326 and $5, _TIF_WORK_MASK, $2
327 bne $5, work_pending 327 bne $2, work_pending
328restore_all: 328restore_all:
329 RESTORE_ALL 329 RESTORE_ALL
330 call_pal PAL_rti 330 call_pal PAL_rti
@@ -363,7 +363,7 @@ $ret_success:
363 * $8: current. 363 * $8: current.
364 * $19: The old syscall number, or zero if this is not a return 364 * $19: The old syscall number, or zero if this is not a return
365 * from a syscall that errored and is possibly restartable. 365 * from a syscall that errored and is possibly restartable.
366 * $20: Error indication. 366 * $20: The old a3 value
367 */ 367 */
368 368
369 .align 4 369 .align 4
@@ -392,12 +392,18 @@ $work_resched:
392 392
393$work_notifysig: 393$work_notifysig:
394 mov $sp, $16 394 mov $sp, $16
395 br $1, do_switch_stack 395 bsr $1, do_switch_stack
396 mov $sp, $17 396 mov $sp, $17
397 mov $5, $18 397 mov $5, $18
398 mov $19, $9 /* save old syscall number */
399 mov $20, $10 /* save old a3 */
400 and $5, _TIF_SIGPENDING, $2
401 cmovne $2, 0, $9 /* we don't want double syscall restarts */
398 jsr $26, do_notify_resume 402 jsr $26, do_notify_resume
403 mov $9, $19
404 mov $10, $20
399 bsr $1, undo_switch_stack 405 bsr $1, undo_switch_stack
400 br restore_all 406 br ret_to_user
401.end work_pending 407.end work_pending
402 408
403/* 409/*