From 45dd052e67ad17c7a24874a783f41aeab15bc294 Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Sat, 23 May 2020 09:30:14 +0200 Subject: fs: handle FIEMAP_FLAG_SYNC in fiemap_prep By moving FIEMAP_FLAG_SYNC handling to fiemap_prep we ensure it is handled once instead of duplicated, but can still be done under fs locks, like xfs/iomap intended with its duplicate handling. Also make sure the error value of filemap_write_and_wait is propagated to user space. Signed-off-by: Christoph Hellwig Reviewed-by: Amir Goldstein Reviewed-by: Darrick J. Wong Link: https://lore.kernel.org/r/20200523073016.2944131-8-hch@lst.de Signed-off-by: Theodore Ts'o --- fs/nilfs2/inode.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'fs/nilfs2/inode.c') diff --git a/fs/nilfs2/inode.c b/fs/nilfs2/inode.c index 052c2da11e4d..25b0d368ecdb 100644 --- a/fs/nilfs2/inode.c +++ b/fs/nilfs2/inode.c @@ -1006,7 +1006,7 @@ int nilfs_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo, unsigned int blkbits = inode->i_blkbits; int ret, n; - ret = fiemap_prep(inode, fieinfo, start, &len, FIEMAP_FLAG_SYNC); + ret = fiemap_prep(inode, fieinfo, start, &len, 0); if (ret) return ret; -- cgit v1.2.3