Commit 484ce657 authored by Miklos Szeredi's avatar Miklos Szeredi
Browse files

fuse: fix attr version comparison in fuse_read_update_size() 



A READ request returning a short count is taken as indication of EOF, and
the cached file size is modified accordingly.

Fix the attribute version checking to allow for changes to fc->attr_version
on other inodes.

Signed-off-by: default avatarMiklos Szeredi <mszeredi@redhat.com>
parent d347739a

fs/fuse/file.c

+1 −1
Original line number Diff line number Diff line
@@ -787,7 +787,7 @@ static void fuse_read_update_size(struct inode *inode, loff_t size, 
	struct fuse_inode *fi = get_fuse_inode(inode);



	spin_lock(&fi->lock);

	if (attr_ver == fi->attr_version && size < inode->i_size &&

	if (attr_ver >= fi->attr_version && size < inode->i_size &&

	    !test_bit(FUSE_I_SIZE_UNSTABLE, &fi->state)) {

		fi->attr_version = atomic64_inc_return(&fc->attr_version);

		i_size_write(inode, size);