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authorMike Christie <mchristi@redhat.com>2016-06-05 14:32:25 -0500
committerJens Axboe <axboe@fb.com>2016-06-07 13:41:38 -0600
commit28a8f0d317bf225ff15008f5dd66ae16242dd843 (patch)
tree4ed24aee241907a3612a61f8cc634acd10989c21 /fs
parenta418090aa88b9b531ac1f504d6bb8c0e9b04ccb7 (diff)
block, drivers, fs: rename REQ_FLUSH to REQ_PREFLUSH
To avoid confusion between REQ_OP_FLUSH, which is handled by request_fn drivers, and upper layers requesting the block layer perform a flush sequence along with possibly a WRITE, this patch renames REQ_FLUSH to REQ_PREFLUSH. 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')
-rw-r--r--fs/btrfs/check-integrity.c8
-rw-r--r--fs/jbd2/journal.c2
-rw-r--r--fs/xfs/xfs_buf.c2
3 files changed, 6 insertions, 6 deletions
diff --git a/fs/btrfs/check-integrity.c b/fs/btrfs/check-integrity.c
index da944ffddbaf..ca70bc78b27d 100644
--- a/fs/btrfs/check-integrity.c
+++ b/fs/btrfs/check-integrity.c
@@ -2207,7 +2207,7 @@ static void btrfsic_bio_end_io(struct bio *bp)
block->dev_bytenr, block->mirror_num);
next_block = block->next_in_same_bio;
block->iodone_w_error = iodone_w_error;
- if (block->submit_bio_bh_rw & REQ_FLUSH) {
+ if (block->submit_bio_bh_rw & REQ_PREFLUSH) {
dev_state->last_flush_gen++;
if ((dev_state->state->print_mask &
BTRFSIC_PRINT_MASK_END_IO_BIO_BH))
@@ -2243,7 +2243,7 @@ static void btrfsic_bh_end_io(struct buffer_head *bh, int uptodate)
block->dev_bytenr, block->mirror_num);
block->iodone_w_error = iodone_w_error;
- if (block->submit_bio_bh_rw & REQ_FLUSH) {
+ if (block->submit_bio_bh_rw & REQ_PREFLUSH) {
dev_state->last_flush_gen++;
if ((dev_state->state->print_mask &
BTRFSIC_PRINT_MASK_END_IO_BIO_BH))
@@ -2884,7 +2884,7 @@ int btrfsic_submit_bh(int op, int op_flags, struct buffer_head *bh)
btrfsic_process_written_block(dev_state, dev_bytenr,
&bh->b_data, 1, NULL,
NULL, bh, op_flags);
- } else if (NULL != dev_state && (op_flags & REQ_FLUSH)) {
+ } else if (NULL != dev_state && (op_flags & REQ_PREFLUSH)) {
if (dev_state->state->print_mask &
BTRFSIC_PRINT_MASK_SUBMIT_BIO_BH)
printk(KERN_INFO
@@ -2982,7 +2982,7 @@ static void __btrfsic_submit_bio(struct bio *bio)
kunmap(bio->bi_io_vec[i].bv_page);
}
kfree(mapped_datav);
- } else if (NULL != dev_state && (bio->bi_rw & REQ_FLUSH)) {
+ } else if (NULL != dev_state && (bio->bi_rw & REQ_PREFLUSH)) {
if (dev_state->state->print_mask &
BTRFSIC_PRINT_MASK_SUBMIT_BIO_BH)
printk(KERN_INFO
diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c
index 34bc99637d5a..dc68f562f681 100644
--- a/fs/jbd2/journal.c
+++ b/fs/jbd2/journal.c
@@ -1354,7 +1354,7 @@ static int jbd2_write_superblock(journal_t *journal, int write_flags)
trace_jbd2_write_superblock(journal, write_flags);
if (!(journal->j_flags & JBD2_BARRIER))
- write_flags &= ~(REQ_FUA | REQ_FLUSH);
+ write_flags &= ~(REQ_FUA | REQ_PREFLUSH);
lock_buffer(bh);
if (buffer_write_io_error(bh)) {
/*
diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c
index d8acd3716dbd..686d8f160f5c 100644
--- a/fs/xfs/xfs_buf.c
+++ b/fs/xfs/xfs_buf.c
@@ -1237,7 +1237,7 @@ _xfs_buf_ioapply(
if (bp->b_flags & XBF_FUA)
op_flags |= REQ_FUA;
if (bp->b_flags & XBF_FLUSH)
- op_flags |= REQ_FLUSH;
+ op_flags |= REQ_PREFLUSH;
/*
* Run the write verifier callback function if it exists. If