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| author | Cornelia Huck <cornelia.huck@de.ibm.com> | 2008-04-17 07:45:59 +0200 |
|---|---|---|
| committer | Heiko Carstens <heiko.carstens@de.ibm.com> | 2008-04-17 07:46:57 +0200 |
| commit | 22806dc1a8ffd88a7c7bdd070879e6e323db496a (patch) | |
| tree | 45db4877914d6e0dbdb9de4b09f37d5ecce795b6 /drivers/s390/cio/css.h | |
| parent | 374b8f45f1d5cb17f45ba1d7c74ce8cc9e2f1407 (diff) | |
| download | kernel_samsung_smdk4412-22806dc1a8ffd88a7c7bdd070879e6e323db496a.zip kernel_samsung_smdk4412-22806dc1a8ffd88a7c7bdd070879e6e323db496a.tar.gz kernel_samsung_smdk4412-22806dc1a8ffd88a7c7bdd070879e6e323db496a.tar.bz2 | |
[S390] cio: Fix race for "fast" path gone/path back situations.
Make sure we wait for previous evaluations triggered by path state
changes to have settled before we manipulate path states again.
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Diffstat (limited to 'drivers/s390/cio/css.h')
| -rw-r--r-- | drivers/s390/cio/css.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/s390/cio/css.h b/drivers/s390/cio/css.h index b705545..e191351 100644 --- a/drivers/s390/cio/css.h +++ b/drivers/s390/cio/css.h @@ -144,6 +144,7 @@ struct schib; int css_sch_is_valid(struct schib *); extern struct workqueue_struct *slow_path_wq; +void css_wait_for_slow_path(void); extern struct attribute_group *subch_attr_groups[]; #endif |