From: Martin Brandenburg <martin@xxxxxxxxxxxx> [ Upstream commit 33713cd09ccdc1e01b10d0782ae60200d4989553 ] Otherwise we race with orangefs_writepage/orangefs_writepages which and does not expect i_size < page_offset. Fixes xfstests generic/129. Signed-off-by: Martin Brandenburg <martin@xxxxxxxxxxxx> Signed-off-by: Mike Marshall <hubcap@xxxxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> --- fs/orangefs/inode.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/fs/orangefs/inode.c b/fs/orangefs/inode.c index 08ecdeebd6f70..c85c5f9b17036 100644 --- a/fs/orangefs/inode.c +++ b/fs/orangefs/inode.c @@ -176,7 +176,11 @@ static int orangefs_setattr_size(struct inode *inode, struct iattr *iattr) } orig_size = i_size_read(inode); - truncate_setsize(inode, iattr->ia_size); + /* This is truncate_setsize in a different order. */ + truncate_pagecache(inode, iattr->ia_size); + i_size_write(inode, iattr->ia_size); + if (iattr->ia_size > orig_size) + pagecache_isize_extended(inode, orig_size, iattr->ia_size); new_op = op_alloc(ORANGEFS_VFS_OP_TRUNCATE); if (!new_op) -- 2.20.1
