5.10-stable review patch. If anyone has any objections, please let me know.
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From: Christoph Hellwig hch@lst.de
upstream 936e114a245b6e38e0dbf706a67e7611fc993da1 commit.
Move the ki_pos update down a bit to prepare for a better common helper that invalidates pages based of an iocb.
Link: https://lkml.kernel.org/r/20230601145904.1385409-3-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 Reviewed-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 Signed-off-by: Mahmoud Adam mngyadam@amazon.com Signed-off-by: Sasha Levin sashal@kernel.org --- fs/iomap/direct-io.c | 18 ++++++++++-------- 1 file changed, 10 insertions(+), 8 deletions(-)
diff --git a/fs/iomap/direct-io.c b/fs/iomap/direct-io.c index 933f234d5becd..8a49c0d3a7b46 100644 --- a/fs/iomap/direct-io.c +++ b/fs/iomap/direct-io.c @@ -93,7 +93,6 @@ ssize_t iomap_dio_complete(struct iomap_dio *dio) if (offset + ret > dio->i_size && !(dio->flags & IOMAP_DIO_WRITE)) ret = dio->i_size - offset; - iocb->ki_pos += ret; }
/* @@ -119,15 +118,18 @@ ssize_t iomap_dio_complete(struct iomap_dio *dio) }
inode_dio_end(file_inode(iocb->ki_filp)); - /* - * If this is a DSYNC write, make sure we push it to stable storage now - * that we've written data. - */ - if (ret > 0 && (dio->flags & IOMAP_DIO_NEED_SYNC)) - ret = generic_write_sync(iocb, ret);
- kfree(dio); + if (ret > 0) { + iocb->ki_pos += ret;
+ /* + * If this is a DSYNC write, make sure we push it to stable + * storage now that we've written data. + */ + if (dio->flags & IOMAP_DIO_NEED_SYNC) + ret = generic_write_sync(iocb, ret); + } + kfree(dio); return ret; } EXPORT_SYMBOL_GPL(iomap_dio_complete);