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block: remove the per-bio/request write hint

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With the NVMe support for this gone, there are no consumers of these hints
left, so remove them.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20220304175556.407719-2-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig
2022-03-04 18:55:56 +01:00
committed by Jens Axboe
parent 85e6c77576
commit c75e707fe1
22 changed files with 9 additions and 107 deletions
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13
fs/buffer.c
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@@ -53,7 +53,7 @@
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,
enum rw_hint hint, struct writeback_control *wbc);
struct writeback_control *wbc);
#define BH_ENTRY(list) list_entry((list), struct buffer_head, b_assoc_buffers)
@@ -1806,8 +1806,7 @@ 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,
inode->i_write_hint, wbc);
submit_bh_wbc(REQ_OP_WRITE, write_flags, bh, wbc);
nr_underway++;
}
bh = next;
@@ -1861,8 +1860,7 @@ 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,
inode->i_write_hint, wbc);
submit_bh_wbc(REQ_OP_WRITE, write_flags, bh, wbc);
nr_underway++;
}
bh = next;
@@ -3008,7 +3006,7 @@ static void end_bio_bh_io_sync(struct bio *bio)
}
static int submit_bh_wbc(int op, int op_flags, struct buffer_head *bh,
enum rw_hint write_hint, struct writeback_control *wbc)
struct writeback_control *wbc)
{
struct bio *bio;
@@ -3034,7 +3032,6 @@ static int submit_bh_wbc(int op, int op_flags, struct buffer_head *bh,
fscrypt_set_bio_crypt_ctx_bh(bio, bh, GFP_NOIO);
bio->bi_iter.bi_sector = bh->b_blocknr * (bh->b_size >> 9);
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);
@@ -3056,7 +3053,7 @@ 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, 0, NULL);
return submit_bh_wbc(op, op_flags, bh, NULL);
}
EXPORT_SYMBOL(submit_bh);