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-rw-r--r--fs/buffer.c13
-rw-r--r--fs/mpage.c1
2 files changed, 9 insertions, 5 deletions
diff --git a/fs/buffer.c b/fs/buffer.c
index 306b720f7383..5c2cba8d2387 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -49,7 +49,7 @@
static int fsync_buffers_list(spinlock_t *lock, struct list_head *list);
static int submit_bh_wbc(int op, int op_flags, struct buffer_head *bh,
- struct writeback_control *wbc);
+ enum rw_hint hint, struct writeback_control *wbc);
#define BH_ENTRY(list) list_entry((list), struct buffer_head, b_assoc_buffers)
@@ -1829,7 +1829,8 @@ int __block_write_full_page(struct inode *inode, struct page *page,
do {
struct buffer_head *next = bh->b_this_page;
if (buffer_async_write(bh)) {
- submit_bh_wbc(REQ_OP_WRITE, write_flags, bh, wbc);
+ submit_bh_wbc(REQ_OP_WRITE, write_flags, bh,
+ inode->i_write_hint, wbc);
nr_underway++;
}
bh = next;
@@ -1883,7 +1884,8 @@ recover:
struct buffer_head *next = bh->b_this_page;
if (buffer_async_write(bh)) {
clear_buffer_dirty(bh);
- submit_bh_wbc(REQ_OP_WRITE, write_flags, bh, wbc);
+ submit_bh_wbc(REQ_OP_WRITE, write_flags, bh,
+ inode->i_write_hint, wbc);
nr_underway++;
}
bh = next;
@@ -3091,7 +3093,7 @@ void guard_bio_eod(int op, struct bio *bio)
}
static int submit_bh_wbc(int op, int op_flags, struct buffer_head *bh,
- struct writeback_control *wbc)
+ enum rw_hint write_hint, struct writeback_control *wbc)
{
struct bio *bio;
@@ -3120,6 +3122,7 @@ static int submit_bh_wbc(int op, int op_flags, struct buffer_head *bh,
bio->bi_iter.bi_sector = bh->b_blocknr * (bh->b_size >> 9);
bio->bi_bdev = bh->b_bdev;
+ bio->bi_write_hint = write_hint;
bio_add_page(bio, bh->b_page, bh->b_size, bh_offset(bh));
BUG_ON(bio->bi_iter.bi_size != bh->b_size);
@@ -3142,7 +3145,7 @@ static int submit_bh_wbc(int op, int op_flags, struct buffer_head *bh,
int submit_bh(int op, int op_flags, struct buffer_head *bh)
{
- return submit_bh_wbc(op, op_flags, bh, NULL);
+ return submit_bh_wbc(op, op_flags, bh, 0, NULL);
}
EXPORT_SYMBOL(submit_bh);
diff --git a/fs/mpage.c b/fs/mpage.c
index 9524fdde00c2..d6d1486d6f99 100644
--- a/fs/mpage.c
+++ b/fs/mpage.c
@@ -615,6 +615,7 @@ alloc_new:
goto confused;
wbc_init_bio(wbc, bio);
+ bio->bi_write_hint = inode->i_write_hint;
}
/*