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| author | Artem Bityutskiy <Artem.Bityutskiy@nokia.com> | 2008-01-16 12:11:54 +0200 |
|---|---|---|
| committer | Artem Bityutskiy <Artem.Bityutskiy@nokia.com> | 2008-01-25 16:41:24 +0200 |
| commit | b9a06623d9d0c6dff758d525ceb0d9e2bba8f7d6 (patch) | |
| tree | 9107daa5cf1aa527603c7d33d55ca45dbe760d5a /drivers/mtd/ubi/eba.c | |
| parent | 4fac9f698404a5cd50b978fbdb7e54235353c215 (diff) | |
| download | kernel_samsung_smdk4412-b9a06623d9d0c6dff758d525ceb0d9e2bba8f7d6.zip kernel_samsung_smdk4412-b9a06623d9d0c6dff758d525ceb0d9e2bba8f7d6.tar.gz kernel_samsung_smdk4412-b9a06623d9d0c6dff758d525ceb0d9e2bba8f7d6.tar.bz2 | |
UBI: get rid of ubi_ltree_slab
This slab cache is not really needed since the number of objects
is low and the constructor does not make much sense because we
allocate oblects when doint I/O, which is way slower then allocation.
Suggested-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Diffstat (limited to 'drivers/mtd/ubi/eba.c')
| -rw-r--r-- | drivers/mtd/ubi/eba.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/mtd/ubi/eba.c b/drivers/mtd/ubi/eba.c index 85297cd..7c05c6e 100644 --- a/drivers/mtd/ubi/eba.c +++ b/drivers/mtd/ubi/eba.c @@ -137,10 +137,12 @@ static struct ubi_ltree_entry *ltree_add_entry(struct ubi_device *ubi, { struct ubi_ltree_entry *le, *le1, *le_free; - le = kmem_cache_alloc(ubi_ltree_slab, GFP_NOFS); + le = kmalloc(sizeof(struct ubi_ltree_entry), GFP_NOFS); if (!le) return ERR_PTR(-ENOMEM); + le->users = 0; + init_rwsem(&le->mutex); le->vol_id = vol_id; le->lnum = lnum; @@ -188,7 +190,7 @@ static struct ubi_ltree_entry *ltree_add_entry(struct ubi_device *ubi, spin_unlock(&ubi->ltree_lock); if (le_free) - kmem_cache_free(ubi_ltree_slab, le_free); + kfree(le_free); return le; } @@ -236,7 +238,7 @@ static void leb_read_unlock(struct ubi_device *ubi, int vol_id, int lnum) up_read(&le->mutex); if (free) - kmem_cache_free(ubi_ltree_slab, le); + kfree(le); } /** @@ -292,7 +294,7 @@ static int leb_write_trylock(struct ubi_device *ubi, int vol_id, int lnum) free = 0; spin_unlock(&ubi->ltree_lock); if (free) - kmem_cache_free(ubi_ltree_slab, le); + kfree(le); return 1; } @@ -321,7 +323,7 @@ static void leb_write_unlock(struct ubi_device *ubi, int vol_id, int lnum) up_write(&le->mutex); if (free) - kmem_cache_free(ubi_ltree_slab, le); + kfree(le); } /** |