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authorBart Van Assche <bvanassche@acm.org>2022-07-14 11:07:12 -0700
committerJens Axboe <axboe@kernel.dk>2022-07-14 12:14:32 -0600
commit3ae7286943ae6f6bfecfe0a3da9d1a4c64f5531f (patch)
tree1272eb88ce9e5b354d2a377f7793765c2bf0069e /include/linux/buffer_head.h
parentmm: Use the new blk_opf_t type (diff)
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fs/buffer: Use the new blk_opf_t type
Improve static type checking by using the new blk_opf_t type for block layer request flags. Change WRITE into REQ_OP_WRITE. This patch does not change any functionality since REQ_OP_WRITE == WRITE == 1. Reviewed-by: Jan Kara <jack@suse.cz> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Christoph Hellwig <hch@lst.de> Cc: Matthew Wilcox <willy@infradead.org> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20220714180729.1065367-47-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'include/linux/buffer_head.h')
-rw-r--r--include/linux/buffer_head.h9
1 files changed, 5 insertions, 4 deletions
diff --git a/include/linux/buffer_head.h b/include/linux/buffer_head.h
index c9d1463bb20f..9795df9400bd 100644
--- a/include/linux/buffer_head.h
+++ b/include/linux/buffer_head.h
@@ -9,6 +9,7 @@
#define _LINUX_BUFFER_HEAD_H
#include <linux/types.h>
+#include <linux/blk_types.h>
#include <linux/fs.h>
#include <linux/linkage.h>
#include <linux/pagemap.h>
@@ -201,11 +202,11 @@ struct buffer_head *alloc_buffer_head(gfp_t gfp_flags);
void free_buffer_head(struct buffer_head * bh);
void unlock_buffer(struct buffer_head *bh);
void __lock_buffer(struct buffer_head *bh);
-void ll_rw_block(int, int, int, struct buffer_head * bh[]);
+void ll_rw_block(enum req_op, blk_opf_t, int, struct buffer_head * bh[]);
int sync_dirty_buffer(struct buffer_head *bh);
-int __sync_dirty_buffer(struct buffer_head *bh, int op_flags);
-void write_dirty_buffer(struct buffer_head *bh, int op_flags);
-int submit_bh(int, int, struct buffer_head *);
+int __sync_dirty_buffer(struct buffer_head *bh, blk_opf_t op_flags);
+void write_dirty_buffer(struct buffer_head *bh, blk_opf_t op_flags);
+int submit_bh(enum req_op, blk_opf_t, struct buffer_head *);
void write_boundary_block(struct block_device *bdev,
sector_t bblock, unsigned blocksize);
int bh_uptodate_or_lock(struct buffer_head *bh);