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authorChristoph Hellwig <hch@lst.de>2023-06-14 16:03:40 +0200
committerJens Axboe <axboe@kernel.dk>2023-06-16 10:08:09 -0600
commite4cc64657becbd073c3ecc9d5938a1fe0d59913f (patch)
tree2d47e97574d2182e8845381940af9cc2d9728f50
parentsplice: simplify a conditional in copy_splice_read (diff)
downloadwireguard-linux-e4cc64657becbd073c3ecc9d5938a1fe0d59913f.tar.xz
wireguard-linux-e4cc64657becbd073c3ecc9d5938a1fe0d59913f.zip
block: remove BIO_PAGE_REFFED
Now that all block direct I/O helpers use page pinning, this flag is unused. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Christian Brauner <brauner@kernel.org> Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com> Reviewed-by: David Howells <dhowells@redhat.com> Link: https://lore.kernel.org/r/20230614140341.521331-4-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
-rw-r--r--block/blk.h2
-rw-r--r--include/linux/bio.h3
-rw-r--r--include/linux/blk_types.h1
3 files changed, 1 insertions, 5 deletions
diff --git a/block/blk.h b/block/blk.h
index 768852a84fef..608c5dcc516b 100644
--- a/block/blk.h
+++ b/block/blk.h
@@ -445,8 +445,6 @@ static inline void bio_release_page(struct bio *bio, struct page *page)
{
if (bio_flagged(bio, BIO_PAGE_PINNED))
unpin_user_page(page);
- else if (bio_flagged(bio, BIO_PAGE_REFFED))
- put_page(page);
}
struct request_queue *blk_alloc_queue(int node_id);
diff --git a/include/linux/bio.h b/include/linux/bio.h
index 617522928964..c4f5b5228105 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -492,8 +492,7 @@ void zero_fill_bio(struct bio *bio);
static inline void bio_release_pages(struct bio *bio, bool mark_dirty)
{
- if (bio_flagged(bio, BIO_PAGE_REFFED) ||
- bio_flagged(bio, BIO_PAGE_PINNED))
+ if (bio_flagged(bio, BIO_PAGE_PINNED))
__bio_release_pages(bio, mark_dirty);
}
diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h
index deb69eeab6bd..752a54e3284b 100644
--- a/include/linux/blk_types.h
+++ b/include/linux/blk_types.h
@@ -326,7 +326,6 @@ struct bio {
*/
enum {
BIO_PAGE_PINNED, /* Unpin pages in bio_release_pages() */
- BIO_PAGE_REFFED, /* put pages in bio_release_pages() */
BIO_CLONED, /* doesn't own data */
BIO_BOUNCED, /* bio is a bounce bio */
BIO_QUIET, /* Make BIO Quiet */