Commit 8f6c0c2b authored by John David Anglin's avatar John David Anglin Committed by Kyle McMartin
Browse files

parisc: Avoid interruption in critical region in entry.S


Signed-off-by: default avatarJohn David Anglin <dave.anglin@nrc-cnrc.gc.ca>
Signed-off-by: default avatarKyle McMartin <kyle@parisc-linux.org>
parent 53e30d02
......@@ -2076,9 +2076,10 @@ syscall_restore:
LDREG TASK_PT_GR31(%r1),%r31 /* restore syscall rp */
/* NOTE: We use rsm/ssm pair to make this operation atomic */
LDREG TASK_PT_GR30(%r1),%r1 /* Get user sp */
rsm PSW_SM_I, %r0
LDREG TASK_PT_GR30(%r1),%r30 /* restore user sp */
mfsp %sr3,%r1 /* Get users space id */
copy %r1,%r30 /* Restore user sp */
mfsp %sr3,%r1 /* Get user space id */
mtsp %r1,%sr7 /* Restore sr7 */
ssm PSW_SM_I, %r0
......
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