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authorJens Axboe <axboe@kernel.dk>2018-08-18 00:45:42 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2018-08-18 01:20:29 +0200
commitac22b46a0b65dbeccbf4d458db95687e825bde90 (patch)
tree55210efe4060c7c457e1a072d532534eb8a8cff2 /fs/ext4/ext4.h
parentbtrfs: readpages() should submit IO as read-ahead (diff)
downloadlinux-ac22b46a0b65dbeccbf4d458db95687e825bde90.tar.xz
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ext4: readpages() should submit IO as read-ahead
a_ops->readpages() is only ever used for read-ahead. Ensure that we pass this information down to the block layer. Link: http://lkml.kernel.org/r/20180621010725.17813-5-axboe@kernel.dk Signed-off-by: Jens Axboe <axboe@kernel.dk> Reviewed-by: Andrew Morton <akpm@linux-foundation.org> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Chris Mason <clm@fb.com> Cc: Christoph Hellwig <hch@lst.de> Cc: Theodore Ts'o <tytso@mit.edu> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/ext4/ext4.h')
-rw-r--r--fs/ext4/ext4.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index 1fc013f3d944..0f0edd1cd0cd 100644
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -3062,7 +3062,7 @@ static inline void ext4_set_de_type(struct super_block *sb,
/* readpages.c */
extern int ext4_mpage_readpages(struct address_space *mapping,
struct list_head *pages, struct page *page,
- unsigned nr_pages);
+ unsigned nr_pages, bool is_readahead);
/* symlink.c */
extern const struct inode_operations ext4_encrypted_symlink_inode_operations;