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| author | Artem Bityutskiy <Artem.Bityutskiy@nokia.com> | 2007-12-18 14:54:35 +0100 |
|---|---|---|
| committer | Artem Bityutskiy <Artem.Bityutskiy@nokia.com> | 2007-12-26 18:15:16 +0100 |
| commit | 593dd33c92c6529443d5df1350dc5cc76511232d (patch) | |
| tree | dda360da5a5f66eb36b55a4c2e8eb985e997ffd6 /drivers/mtd/ubi/ubi.h | |
| parent | UBI: fix printk (diff) | |
| download | linux-593dd33c92c6529443d5df1350dc5cc76511232d.tar.xz linux-593dd33c92c6529443d5df1350dc5cc76511232d.zip | |
UBI: fix ubi_wl_flush
The flush function should finish all the pending jobs. But if
somebody else is doing a work, this function should wait and let
it finish.
This patche uses rw semaphore for synchronization purpose - it
just looks quite convinient.
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Diffstat (limited to 'drivers/mtd/ubi/ubi.h')
| -rw-r--r-- | drivers/mtd/ubi/ubi.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/mtd/ubi/ubi.h b/drivers/mtd/ubi/ubi.h index ea9a6990a4dc..994233d6e1e3 100644 --- a/drivers/mtd/ubi/ubi.h +++ b/drivers/mtd/ubi/ubi.h @@ -355,6 +355,7 @@ struct ubi_device { } prot; spinlock_t wl_lock; struct mutex move_mutex; + struct rw_semaphore work_sem; int wl_scheduled; struct ubi_wl_entry **lookuptbl; unsigned long long abs_ec; |