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filemap: add a kiocb_invalidate_post_direct_write helper

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Add a helper to invalidate page cache after a dio write.

Link: https://lkml.kernel.org/r/20230601145904.1385409-7-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>
This commit is contained in:
Christoph Hellwig
2023-06-01 16:58:58 +02:00
committed by Andrew Morton
parent e003f74afb
commit c402a9a943
5 changed files with 25 additions and 40 deletions
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5
include/linux/fs.h
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@@ -2843,11 +2843,6 @@ static inline void inode_dio_end(struct inode *inode)
wake_up_bit(&inode->i_state, __I_DIO_WAKEUP);
}
/*
* Warn about a page cache invalidation failure diring a direct I/O write.
*/
void dio_warn_stale_pagecache(struct file *filp);
extern void inode_set_flags(struct inode *inode, unsigned int flags,
unsigned int mask);