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authorRussell King <rmk+kernel@arm.linux.org.uk>2009-10-12 14:38:08 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2009-10-12 14:38:08 +0100
commitedc72786d208e77db94f84dcb0d166c0d23d82f7 (patch)
tree6fd32770f9cb2f1a888775514294d60aecba5245 /arch/s390/mm/pgtable.c
parent6a5e293f1b34920c69a932ce37b4a4714a428dc7 (diff)
parent4367216a099b4df3fa2c4f2b086cda1a1e9afc4e (diff)
Merge branch 'fix' of git://git.kernel.org/pub/scm/linux/kernel/git/ycmiao/pxa-linux-2.6
Diffstat (limited to 'arch/s390/mm/pgtable.c')
-rw-r--r--arch/s390/mm/pgtable.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/arch/s390/mm/pgtable.c b/arch/s390/mm/pgtable.c
index c60bfb309ce..2757c5616a0 100644
--- a/arch/s390/mm/pgtable.c
+++ b/arch/s390/mm/pgtable.c
@@ -279,7 +279,10 @@ int s390_enable_sie(void)
/* lets check if we are allowed to replace the mm */
task_lock(tsk);
if (!tsk->mm || atomic_read(&tsk->mm->mm_users) > 1 ||
- tsk->mm != tsk->active_mm || !hlist_empty(&tsk->mm->ioctx_list)) {
+#ifdef CONFIG_AIO
+ !hlist_empty(&tsk->mm->ioctx_list) ||
+#endif
+ tsk->mm != tsk->active_mm) {
task_unlock(tsk);
return -EINVAL;
}
@@ -295,7 +298,10 @@ int s390_enable_sie(void)
/* Now lets check again if something happened */
task_lock(tsk);
if (!tsk->mm || atomic_read(&tsk->mm->mm_users) > 1 ||
- tsk->mm != tsk->active_mm || !hlist_empty(&tsk->mm->ioctx_list)) {
+#ifdef CONFIG_AIO
+ !hlist_empty(&tsk->mm->ioctx_list) ||
+#endif
+ tsk->mm != tsk->active_mm) {
mmput(mm);
task_unlock(tsk);
return -EINVAL;