diff options
author | Brian Norris <computersforpeace@gmail.com> | 2015-11-15 20:30:53 -0800 |
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committer | Brian Norris <computersforpeace@gmail.com> | 2015-11-15 20:31:29 -0800 |
commit | 617f41836c17688141e1c66f4156c2084f8ca86d (patch) | |
tree | e57d631bb3bb061a0ff2e99bc85f94bd1c30598f /drivers/md/dm-bufio.c | |
parent | 26add94cd535d1e000e7871fe69c7bb89e942d67 (diff) | |
parent | 8005c49d9aea74d382f474ce11afbbc7d7130bec (diff) |
Merge v4.4-rc1 into MTD development
Sync up with the upstream development.
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Diffstat (limited to 'drivers/md/dm-bufio.c')
-rw-r--r-- | drivers/md/dm-bufio.c | 18 |
1 files changed, 7 insertions, 11 deletions
diff --git a/drivers/md/dm-bufio.c b/drivers/md/dm-bufio.c index 83cc52eaf56d..2dd33085b331 100644 --- a/drivers/md/dm-bufio.c +++ b/drivers/md/dm-bufio.c @@ -1598,11 +1598,11 @@ struct dm_bufio_client *dm_bufio_client_create(struct block_device *bdev, unsign c->bdev = bdev; c->block_size = block_size; - c->sectors_per_block_bits = ffs(block_size) - 1 - SECTOR_SHIFT; - c->pages_per_block_bits = (ffs(block_size) - 1 >= PAGE_SHIFT) ? - ffs(block_size) - 1 - PAGE_SHIFT : 0; - c->blocks_per_page_bits = (ffs(block_size) - 1 < PAGE_SHIFT ? - PAGE_SHIFT - (ffs(block_size) - 1) : 0); + c->sectors_per_block_bits = __ffs(block_size) - SECTOR_SHIFT; + c->pages_per_block_bits = (__ffs(block_size) >= PAGE_SHIFT) ? + __ffs(block_size) - PAGE_SHIFT : 0; + c->blocks_per_page_bits = (__ffs(block_size) < PAGE_SHIFT ? + PAGE_SHIFT - __ffs(block_size) : 0); c->aux_size = aux_size; c->alloc_callback = alloc_callback; @@ -1861,12 +1861,8 @@ static void __exit dm_bufio_exit(void) cancel_delayed_work_sync(&dm_bufio_work); destroy_workqueue(dm_bufio_wq); - for (i = 0; i < ARRAY_SIZE(dm_bufio_caches); i++) { - struct kmem_cache *kc = dm_bufio_caches[i]; - - if (kc) - kmem_cache_destroy(kc); - } + for (i = 0; i < ARRAY_SIZE(dm_bufio_caches); i++) + kmem_cache_destroy(dm_bufio_caches[i]); for (i = 0; i < ARRAY_SIZE(dm_bufio_cache_names); i++) kfree(dm_bufio_cache_names[i]); |