diff options
| author | Artem Bityutskiy <artem.bityutskiy@linux.intel.com> | 2011-12-30 16:35:35 +0200 |
|---|---|---|
| committer | David Woodhouse <David.Woodhouse@intel.com> | 2012-01-09 18:26:21 +0000 |
| commit | 327cf2922b4edf0439b219469722d2a502e37349 (patch) | |
| tree | 6fe4c70d0b4693950e7e20286a3b66bab82ac821 /drivers/mtd | |
| parent | 1dbebd32562b3c2caeca35960e5cb00bfcc12900 (diff) | |
| download | linux-327cf2922b4edf0439b219469722d2a502e37349.tar.gz linux-327cf2922b4edf0439b219469722d2a502e37349.tar.bz2 linux-327cf2922b4edf0439b219469722d2a502e37349.zip | |
mtd: do not use mtd->sync directly
This patch teaches 'mtd_sync()' to do nothing when the MTD driver does
not have the '->sync()' method, which allows us to remove all direct
'mtd->sync' accesses.
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/ftl.c | 3 | ||||
| -rw-r--r-- | drivers/mtd/mtdblock.c | 7 | ||||
| -rw-r--r-- | drivers/mtd/mtdchar.c | 2 | ||||
| -rw-r--r-- | drivers/mtd/mtdswap.c | 3 | ||||
| -rw-r--r-- | drivers/mtd/rfd_ftl.c | 3 | ||||
| -rw-r--r-- | drivers/mtd/ubi/kapi.c | 4 |
6 files changed, 7 insertions, 15 deletions
diff --git a/drivers/mtd/ftl.c b/drivers/mtd/ftl.c index c9c90299c9e2..19d637266fcd 100644 --- a/drivers/mtd/ftl.c +++ b/drivers/mtd/ftl.c @@ -650,8 +650,7 @@ static int reclaim_block(partition_t *part) if (queued) { pr_debug("ftl_cs: waiting for transfer " "unit to be prepared...\n"); - if (part->mbd.mtd->sync) - mtd_sync(part->mbd.mtd); + mtd_sync(part->mbd.mtd); } else { static int ne = 0; if (++ne < 5) diff --git a/drivers/mtd/mtdblock.c b/drivers/mtd/mtdblock.c index 496e1a6e8029..af6591237b9b 100644 --- a/drivers/mtd/mtdblock.c +++ b/drivers/mtd/mtdblock.c @@ -322,8 +322,7 @@ static int mtdblock_release(struct mtd_blktrans_dev *mbd) if (!--mtdblk->count) { /* It was the last usage. Free the cache */ - if (mbd->mtd->sync) - mtd_sync(mbd->mtd); + mtd_sync(mbd->mtd); vfree(mtdblk->cache_data); } @@ -341,9 +340,7 @@ static int mtdblock_flush(struct mtd_blktrans_dev *dev) mutex_lock(&mtdblk->cache_mutex); write_cached_data(mtdblk); mutex_unlock(&mtdblk->cache_mutex); - - if (dev->mtd->sync) - mtd_sync(dev->mtd); + mtd_sync(dev->mtd); return 0; } diff --git a/drivers/mtd/mtdchar.c b/drivers/mtd/mtdchar.c index 2020a169ed9c..23a51104aeb5 100644 --- a/drivers/mtd/mtdchar.c +++ b/drivers/mtd/mtdchar.c @@ -154,7 +154,7 @@ static int mtdchar_close(struct inode *inode, struct file *file) pr_debug("MTD_close\n"); /* Only sync if opened RW */ - if ((file->f_mode & FMODE_WRITE) && mtd->sync) + if ((file->f_mode & FMODE_WRITE)) mtd_sync(mtd); iput(mfi->ino); diff --git a/drivers/mtd/mtdswap.c b/drivers/mtd/mtdswap.c index 4441c08b082d..fe4426c1c736 100644 --- a/drivers/mtd/mtdswap.c +++ b/drivers/mtd/mtdswap.c @@ -1047,8 +1047,7 @@ static int mtdswap_flush(struct mtd_blktrans_dev *dev) { struct mtdswap_dev *d = MTDSWAP_MBD_TO_MTDSWAP(dev); - if (d->mtd->sync) - mtd_sync(d->mtd); + mtd_sync(d->mtd); return 0; } diff --git a/drivers/mtd/rfd_ftl.c b/drivers/mtd/rfd_ftl.c index 5426d42cdea7..233b946e5d66 100644 --- a/drivers/mtd/rfd_ftl.c +++ b/drivers/mtd/rfd_ftl.c @@ -448,8 +448,7 @@ static int reclaim_block(struct partition *part, u_long *old_sector) int rc; /* we have a race if sync doesn't exist */ - if (part->mbd.mtd->sync) - mtd_sync(part->mbd.mtd); + mtd_sync(part->mbd.mtd); score = 0x7fffffff; /* MAX_INT */ best_block = -1; diff --git a/drivers/mtd/ubi/kapi.c b/drivers/mtd/ubi/kapi.c index 9f265cc1a0d3..9fdb35367fe0 100644 --- a/drivers/mtd/ubi/kapi.c +++ b/drivers/mtd/ubi/kapi.c @@ -714,9 +714,7 @@ int ubi_sync(int ubi_num) if (!ubi) return -ENODEV; - if (ubi->mtd->sync) - mtd_sync(ubi->mtd); - + mtd_sync(ubi->mtd); ubi_put_device(ubi); return 0; } |