Commit ff1b89f3 authored by Miklos Szeredi's avatar Miklos Szeredi
Browse files

fuse: honor AT_STATX_DONT_SYNC 



The description of this flag says "Don't sync attributes with the server".
In other words: always use the attributes cached in the kernel and don't
send network or local messages to refresh the attributes.

Signed-off-by: default avatarMiklos Szeredi <mszeredi@redhat.com>
parent 73f03c2b

fs/fuse/dir.c

+5 −4
Original line number Diff line number Diff line
@@ -924,12 +924,13 @@ static int fuse_do_getattr(struct inode *inode, struct kstat *stat, 
}



static int fuse_update_get_attr(struct inode *inode, struct file *file,

				struct kstat *stat)

				struct kstat *stat, unsigned int flags)

{

	struct fuse_inode *fi = get_fuse_inode(inode);

	int err = 0;



	if (time_before64(fi->i_time, get_jiffies_64())) {

	if (!(flags & AT_STATX_DONT_SYNC) &&

	    time_before64(fi->i_time, get_jiffies_64())) {

		forget_all_cached_acls(inode);

		err = fuse_do_getattr(inode, stat, file);

	} else if (stat) {
@@ -943,7 +944,7 @@ static int fuse_update_get_attr(struct inode *inode, struct file *file, 


int fuse_update_attributes(struct inode *inode, struct file *file)

{

	return fuse_update_get_attr(inode, file, NULL);

	return fuse_update_get_attr(inode, file, NULL, 0);

}



int fuse_reverse_inval_entry(struct super_block *sb, u64 parent_nodeid,
@@ -1794,7 +1795,7 @@ static int fuse_getattr(const struct path *path, struct kstat *stat, 
	if (!fuse_allow_current_process(fc))

		return -EACCES;



	return fuse_update_get_attr(inode, NULL, stat);

	return fuse_update_get_attr(inode, NULL, stat, flags);

}



static const struct inode_operations fuse_dir_inode_operations = {