diff options
author | Mike Christie <mchristi@redhat.com> | 2016-06-05 21:31:43 +0200 |
---|---|---|
committer | Jens Axboe <axboe@fb.com> | 2016-06-07 21:41:38 +0200 |
commit | 2a222ca992c35aee1e83af428f3dd26a3f5d5d94 (patch) | |
tree | a5ff0a4f59f8fc44a276dd054ea04314eec1a043 /fs/nilfs2 | |
parent | block: add REQ_OP definitions and helpers (diff) | |
download | linux-2a222ca992c35aee1e83af428f3dd26a3f5d5d94.tar.xz linux-2a222ca992c35aee1e83af428f3dd26a3f5d5d94.zip |
fs: have submit_bh users pass in op and flags separately
This has submit_bh users pass in the operation and flags separately,
so submit_bh_wbc can setup the bio op and bi_rw flags on the bio that
is submitted.
Signed-off-by: Mike Christie <mchristi@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'fs/nilfs2')
-rw-r--r-- | fs/nilfs2/btnode.c | 6 | ||||
-rw-r--r-- | fs/nilfs2/btnode.h | 2 | ||||
-rw-r--r-- | fs/nilfs2/btree.c | 6 | ||||
-rw-r--r-- | fs/nilfs2/gcinode.c | 5 | ||||
-rw-r--r-- | fs/nilfs2/mdt.c | 11 |
5 files changed, 17 insertions, 13 deletions
diff --git a/fs/nilfs2/btnode.c b/fs/nilfs2/btnode.c index 0576033699bc..4cca998ec7a0 100644 --- a/fs/nilfs2/btnode.c +++ b/fs/nilfs2/btnode.c @@ -62,7 +62,7 @@ nilfs_btnode_create_block(struct address_space *btnc, __u64 blocknr) } int nilfs_btnode_submit_block(struct address_space *btnc, __u64 blocknr, - sector_t pblocknr, int mode, + sector_t pblocknr, int mode, int mode_flags, struct buffer_head **pbh, sector_t *submit_ptr) { struct buffer_head *bh; @@ -95,7 +95,7 @@ int nilfs_btnode_submit_block(struct address_space *btnc, __u64 blocknr, } } - if (mode == READA) { + if (mode_flags & REQ_RAHEAD) { if (pblocknr != *submit_ptr + 1 || !trylock_buffer(bh)) { err = -EBUSY; /* internal code */ brelse(bh); @@ -114,7 +114,7 @@ int nilfs_btnode_submit_block(struct address_space *btnc, __u64 blocknr, bh->b_blocknr = pblocknr; /* set block address for read */ bh->b_end_io = end_buffer_read_sync; get_bh(bh); - submit_bh(mode, bh); + submit_bh(mode, mode_flags, bh); bh->b_blocknr = blocknr; /* set back to the given block address */ *submit_ptr = pblocknr; err = 0; diff --git a/fs/nilfs2/btnode.h b/fs/nilfs2/btnode.h index 2cc1b80e18f7..4e8aaa1aeb65 100644 --- a/fs/nilfs2/btnode.h +++ b/fs/nilfs2/btnode.h @@ -43,7 +43,7 @@ void nilfs_btnode_cache_clear(struct address_space *); struct buffer_head *nilfs_btnode_create_block(struct address_space *btnc, __u64 blocknr); int nilfs_btnode_submit_block(struct address_space *, __u64, sector_t, int, - struct buffer_head **, sector_t *); + int, struct buffer_head **, sector_t *); void nilfs_btnode_delete(struct buffer_head *); int nilfs_btnode_prepare_change_key(struct address_space *, struct nilfs_btnode_chkey_ctxt *); diff --git a/fs/nilfs2/btree.c b/fs/nilfs2/btree.c index eccb1c89ccbb..982d1e3df3a5 100644 --- a/fs/nilfs2/btree.c +++ b/fs/nilfs2/btree.c @@ -476,7 +476,8 @@ static int __nilfs_btree_get_block(const struct nilfs_bmap *btree, __u64 ptr, sector_t submit_ptr = 0; int ret; - ret = nilfs_btnode_submit_block(btnc, ptr, 0, READ, &bh, &submit_ptr); + ret = nilfs_btnode_submit_block(btnc, ptr, 0, REQ_OP_READ, 0, &bh, + &submit_ptr); if (ret) { if (ret != -EEXIST) return ret; @@ -492,7 +493,8 @@ static int __nilfs_btree_get_block(const struct nilfs_bmap *btree, __u64 ptr, n > 0 && i < ra->ncmax; n--, i++) { ptr2 = nilfs_btree_node_get_ptr(ra->node, i, ra->ncmax); - ret = nilfs_btnode_submit_block(btnc, ptr2, 0, READA, + ret = nilfs_btnode_submit_block(btnc, ptr2, 0, + REQ_OP_READ, REQ_RAHEAD, &ra_bh, &submit_ptr); if (likely(!ret || ret == -EEXIST)) brelse(ra_bh); diff --git a/fs/nilfs2/gcinode.c b/fs/nilfs2/gcinode.c index 693aded72498..e9148f94d696 100644 --- a/fs/nilfs2/gcinode.c +++ b/fs/nilfs2/gcinode.c @@ -101,7 +101,7 @@ int nilfs_gccache_submit_read_data(struct inode *inode, sector_t blkoff, bh->b_blocknr = pbn; bh->b_end_io = end_buffer_read_sync; get_bh(bh); - submit_bh(READ, bh); + submit_bh(REQ_OP_READ, 0, bh); if (vbn) bh->b_blocknr = vbn; out: @@ -138,7 +138,8 @@ int nilfs_gccache_submit_read_node(struct inode *inode, sector_t pbn, int ret; ret = nilfs_btnode_submit_block(&NILFS_I(inode)->i_btnode_cache, - vbn ? : pbn, pbn, READ, out_bh, &pbn); + vbn ? : pbn, pbn, REQ_OP_READ, 0, + out_bh, &pbn); if (ret == -EEXIST) /* internal code (cache hit) */ ret = 0; return ret; diff --git a/fs/nilfs2/mdt.c b/fs/nilfs2/mdt.c index 3417d859a03c..0d7b71fbeff8 100644 --- a/fs/nilfs2/mdt.c +++ b/fs/nilfs2/mdt.c @@ -121,7 +121,7 @@ static int nilfs_mdt_create_block(struct inode *inode, unsigned long block, static int nilfs_mdt_submit_block(struct inode *inode, unsigned long blkoff, - int mode, struct buffer_head **out_bh) + int mode, int mode_flags, struct buffer_head **out_bh) { struct buffer_head *bh; __u64 blknum = 0; @@ -135,7 +135,7 @@ nilfs_mdt_submit_block(struct inode *inode, unsigned long blkoff, if (buffer_uptodate(bh)) goto out; - if (mode == READA) { + if (mode_flags & REQ_RAHEAD) { if (!trylock_buffer(bh)) { ret = -EBUSY; goto failed_bh; @@ -157,7 +157,7 @@ nilfs_mdt_submit_block(struct inode *inode, unsigned long blkoff, bh->b_end_io = end_buffer_read_sync; get_bh(bh); - submit_bh(mode, bh); + submit_bh(mode, mode_flags, bh); ret = 0; trace_nilfs2_mdt_submit_block(inode, inode->i_ino, blkoff, mode); @@ -181,7 +181,7 @@ static int nilfs_mdt_read_block(struct inode *inode, unsigned long block, int i, nr_ra_blocks = NILFS_MDT_MAX_RA_BLOCKS; int err; - err = nilfs_mdt_submit_block(inode, block, READ, &first_bh); + err = nilfs_mdt_submit_block(inode, block, REQ_OP_READ, 0, &first_bh); if (err == -EEXIST) /* internal code */ goto out; @@ -191,7 +191,8 @@ static int nilfs_mdt_read_block(struct inode *inode, unsigned long block, if (readahead) { blkoff = block + 1; for (i = 0; i < nr_ra_blocks; i++, blkoff++) { - err = nilfs_mdt_submit_block(inode, blkoff, READA, &bh); + err = nilfs_mdt_submit_block(inode, blkoff, REQ_OP_READ, + REQ_RAHEAD, &bh); if (likely(!err || err == -EEXIST)) brelse(bh); else if (err != -EBUSY) |