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| author | Christoph Hellwig <hch@lst.de> | 2023-06-01 16:58:56 +0200 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2023-06-09 16:25:52 -0700 |
| commit | 3c435a0fe35c220bec442dffff04a64aacf952b0 (patch) | |
| tree | 84a7fbf007f1eecdaa82e7d31c927678f2dae2ee /include | |
| parent | 182c25e9c157f37bd0ab5a82fe2417e2223df459 (diff) | |
| download | lwn-3c435a0fe35c220bec442dffff04a64aacf952b0.tar.gz lwn-3c435a0fe35c220bec442dffff04a64aacf952b0.zip | |
filemap: add a kiocb_write_and_wait helper
Factor out a helper that does filemap_write_and_wait_range for the range
covered by a read kiocb, or returns -EAGAIN if the kiocb is marked as
nowait and there would be pages to write.
Link: https://lkml.kernel.org/r/20230601145904.1385409-5-hch@lst.de
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Damien Le Moal <dlemoal@kernel.org>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Acked-by: Darrick J. Wong <djwong@kernel.org>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Andreas Gruenbacher <agruenba@redhat.com>
Cc: Anna Schumaker <anna@kernel.org>
Cc: Chao Yu <chao@kernel.org>
Cc: Christian Brauner <brauner@kernel.org>
Cc: Ilya Dryomov <idryomov@gmail.com>
Cc: Jaegeuk Kim <jaegeuk@kernel.org>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Cc: Matthew Wilcox <willy@infradead.org>
Cc: Miklos Szeredi <miklos@szeredi.hu>
Cc: Miklos Szeredi <mszeredi@redhat.com>
Cc: Theodore Ts'o <tytso@mit.edu>
Cc: Trond Myklebust <trond.myklebust@hammerspace.com>
Cc: Xiubo Li <xiubli@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/pagemap.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h index c1ae5ebc375f..b6a12ca108b7 100644 --- a/include/linux/pagemap.h +++ b/include/linux/pagemap.h @@ -30,6 +30,7 @@ static inline void invalidate_remote_inode(struct inode *inode) int invalidate_inode_pages2(struct address_space *mapping); int invalidate_inode_pages2_range(struct address_space *mapping, pgoff_t start, pgoff_t end); + int write_inode_now(struct inode *, int sync); int filemap_fdatawrite(struct address_space *); int filemap_flush(struct address_space *); @@ -54,6 +55,7 @@ int filemap_check_errors(struct address_space *mapping); void __filemap_set_wb_err(struct address_space *mapping, int err); int filemap_fdatawrite_wbc(struct address_space *mapping, struct writeback_control *wbc); +int kiocb_write_and_wait(struct kiocb *iocb, size_t count); static inline int filemap_write_and_wait(struct address_space *mapping) { |