[PATCH] xfs: simplify setting bio flags

Christoph Hellwig
2019-10-25T17:42:18Z

Stop using the deprecated bio_set_op_attrs helper, and use a single
argument to xfs_buf_ioapply_map for the operation and flags.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
fs/xfs/xfs_buf.c | 15 ++++++---------
1 file changed, 6 insertions(+), 9 deletions(-)

diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c
index 9640e4174552..1e63dd3d1257 100644
--- a/fs/xfs/xfs_buf.c
+++ b/fs/xfs/xfs_buf.c
@@ -1261,8 +1261,7 @@ xfs_buf_ioapply_map(
int map,
int *buf_offset,
int *count,
- int op,
- int op_flags)
+ int op)
{
int page_index;
int total_nr_pages = bp->b_page_count;
@@ -1297,7 +1296,7 @@ xfs_buf_ioapply_map(
bio->bi_iter.bi_sector = sector;
bio->bi_end_io = xfs_buf_bio_end_io;
bio->bi_private = bp;
- bio_set_op_attrs(bio, op, op_flags);
+ bio->bi_opf = op;

for (; size && nr_pages; nr_pages--, page_index++) {
int rbytes, nbytes = PAGE_SIZE - offset;
@@ -1342,7 +1341,6 @@ _xfs_buf_ioapply(
{
struct blk_plug plug;
int op;
- int op_flags = 0;
int offset;
int size;
int i;
@@ -1384,15 +1382,14 @@ _xfs_buf_ioapply(
dump_stack();
}
}
- } else if (bp->b_flags & XBF_READ_AHEAD) {
- op = REQ_OP_READ;
- op_flags = REQ_RAHEAD;
} else {
op = REQ_OP_READ;
+ if (bp->b_flags & XBF_READ_AHEAD)
+ op |= REQ_RAHEAD;
}

/* we only use the buffer cache for meta-data */
- op_flags |= REQ_META;
+ op |= REQ_META;

/*
* Walk all the vectors issuing IO on them. Set up the initial offset
@@ -1404,7 +1401,7 @@ _xfs_buf_ioapply(
size = BBTOB(bp->b_length);
blk_start_plug(&plug);
for (i = 0; i < bp->b_map_count; i++) {
- xfs_buf_ioapply_map(bp, i, &offset, &size, op, op_flags);
+ xfs_buf_ioapply_map(bp, i, &offset, &size, op);
if (bp->b_error)
break;
if (size <= 0)
--
2.20.1