diff options
| author | Christoph Hellwig <hch@lst.de> | 2015-10-05 10:31:13 +0300 |
|---|---|---|
| committer | NeilBrown <neilb@suse.com> | 2015-11-01 05:48:28 +0300 |
| commit | 51039cd066553689bb82a588b25a6eba7d453837 (patch) | |
| tree | c1b85e2ba5cc0cb10e9810d7d3d4d1d37130a84a /drivers/md | |
| parent | 1e932a37ccb9ad1984823dead4b48902fc5789f4 (diff) | |
| download | linux-51039cd066553689bb82a588b25a6eba7d453837.tar.xz | |
raid5-cache: inline r5l_alloc_io_unit into r5l_new_meta
This is the only user, and keeping all code initializing the io_unit
structure together improves readbility.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Shaohua Li <shli@fb.com>
Signed-off-by: NeilBrown <neilb@suse.com>
Diffstat (limited to 'drivers/md')
| -rw-r--r-- | drivers/md/raid5-cache.c | 26 |
1 files changed, 8 insertions, 18 deletions
diff --git a/drivers/md/raid5-cache.c b/drivers/md/raid5-cache.c index 2ac93fbc31eb..88758285261c 100644 --- a/drivers/md/raid5-cache.c +++ b/drivers/md/raid5-cache.c @@ -150,23 +150,6 @@ static bool r5l_has_free_space(struct r5l_log *log, sector_t size) return log->device_size > used_size + size; } -static struct r5l_io_unit *r5l_alloc_io_unit(struct r5l_log *log) -{ - struct r5l_io_unit *io; - /* We can't handle memory allocate failure so far */ - gfp_t gfp = GFP_NOIO | __GFP_NOFAIL; - - io = kmem_cache_zalloc(log->io_kc, gfp); - io->log = log; - io->meta_page = alloc_page(gfp | __GFP_ZERO); - - bio_list_init(&io->bios); - INIT_LIST_HEAD(&io->log_sibling); - INIT_LIST_HEAD(&io->stripe_list); - io->state = IO_UNIT_RUNNING; - return io; -} - static void r5l_free_io_unit(struct r5l_log *log, struct r5l_io_unit *io) { __free_page(io->meta_page); @@ -293,8 +276,15 @@ static struct r5l_io_unit *r5l_new_meta(struct r5l_log *log) struct r5l_io_unit *io; struct r5l_meta_block *block; - io = r5l_alloc_io_unit(log); + /* We can't handle memory allocate failure so far */ + io = kmem_cache_zalloc(log->io_kc, GFP_NOIO | __GFP_NOFAIL); + io->log = log; + bio_list_init(&io->bios); + INIT_LIST_HEAD(&io->log_sibling); + INIT_LIST_HEAD(&io->stripe_list); + io->state = IO_UNIT_RUNNING; + io->meta_page = alloc_page(GFP_NOIO | __GFP_NOFAIL | __GFP_ZERO); block = page_address(io->meta_page); block->magic = cpu_to_le32(R5LOG_MAGIC); block->version = R5LOG_VERSION; |