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authorMike Christie <mchristi@redhat.com>2016-06-05 14:31:57 -0500
committerJens Axboe <axboe@fb.com>2016-06-07 13:41:38 -0600
commit50bfcd0cbfd39f490a5d7f0319aa1f4a1f762e9e (patch)
tree4ca0f2f7c3617bd41d322d8317a4b79154ac1b7f /fs/xfs/xfs_buf.c
parente1b1afa6f80172f8b5e9a629cbd16392ac66645e (diff)
xfs: use bio op accessors
Separate the op from the rq_flag_bits and have xfs set/get the bio using bio_set_op_attrs/bio_op. Signed-off-by: Mike Christie <mchristi@redhat.com> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'fs/xfs/xfs_buf.c')
-rw-r--r--fs/xfs/xfs_buf.c26
1 files changed, 14 insertions, 12 deletions
diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c
index 0777c67f169b..d8acd3716dbd 100644
--- a/fs/xfs/xfs_buf.c
+++ b/fs/xfs/xfs_buf.c
@@ -1127,7 +1127,8 @@ xfs_buf_ioapply_map(
int map,
int *buf_offset,
int *count,
- int rw)
+ int op,
+ int op_flags)
{
int page_index;
int total_nr_pages = bp->b_page_count;
@@ -1166,7 +1167,7 @@ next_chunk:
bio->bi_iter.bi_sector = sector;
bio->bi_end_io = xfs_buf_bio_end_io;
bio->bi_private = bp;
- bio->bi_rw = rw;
+ bio_set_op_attrs(bio, op, op_flags);
for (; size && nr_pages; nr_pages--, page_index++) {
int rbytes, nbytes = PAGE_SIZE - offset;
@@ -1210,7 +1211,8 @@ _xfs_buf_ioapply(
struct xfs_buf *bp)
{
struct blk_plug plug;
- int rw;
+ int op;
+ int op_flags = 0;
int offset;
int size;
int i;
@@ -1229,14 +1231,13 @@ _xfs_buf_ioapply(
bp->b_ioend_wq = bp->b_target->bt_mount->m_buf_workqueue;
if (bp->b_flags & XBF_WRITE) {
+ op = REQ_OP_WRITE;
if (bp->b_flags & XBF_SYNCIO)
- rw = WRITE_SYNC;
- else
- rw = WRITE;
+ op_flags = WRITE_SYNC;
if (bp->b_flags & XBF_FUA)
- rw |= REQ_FUA;
+ op_flags |= REQ_FUA;
if (bp->b_flags & XBF_FLUSH)
- rw |= REQ_FLUSH;
+ op_flags |= REQ_FLUSH;
/*
* Run the write verifier callback function if it exists. If
@@ -1266,13 +1267,14 @@ _xfs_buf_ioapply(
}
}
} else if (bp->b_flags & XBF_READ_AHEAD) {
- rw = READA;
+ op = REQ_OP_READ;
+ op_flags = REQ_RAHEAD;
} else {
- rw = READ;
+ op = REQ_OP_READ;
}
/* we only use the buffer cache for meta-data */
- rw |= REQ_META;
+ op_flags |= REQ_META;
/*
* Walk all the vectors issuing IO on them. Set up the initial offset
@@ -1284,7 +1286,7 @@ _xfs_buf_ioapply(
size = BBTOB(bp->b_io_length);
blk_start_plug(&plug);
for (i = 0; i < bp->b_map_count; i++) {
- xfs_buf_ioapply_map(bp, i, &offset, &size, rw);
+ xfs_buf_ioapply_map(bp, i, &offset, &size, op, op_flags);
if (bp->b_error)
break;
if (size <= 0)