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Diffstat (limited to 'fs/fuse/dir.c')
-rw-r--r--fs/fuse/dir.c26
1 files changed, 23 insertions, 3 deletions
diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index 47395b0c3b35..e909678afa2d 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -1119,8 +1119,10 @@ static int fuse_permission(struct inode *inode, int mask)
if (fc->default_permissions ||
((mask & MAY_EXEC) && S_ISREG(inode->i_mode))) {
struct fuse_inode *fi = get_fuse_inode(inode);
+ u32 perm_mask = STATX_MODE | STATX_UID | STATX_GID;
- if (time_before64(fi->i_time, get_jiffies_64())) {
+ if (perm_mask & READ_ONCE(fi->inval_mask) ||
+ time_before64(fi->i_time, get_jiffies_64())) {
refreshed = true;
err = fuse_perm_getattr(inode, mask);
@@ -1241,7 +1243,7 @@ static int fuse_dir_open(struct inode *inode, struct file *file)
static int fuse_dir_release(struct inode *inode, struct file *file)
{
- fuse_release_common(file, FUSE_RELEASEDIR);
+ fuse_release_common(file, true);
return 0;
}
@@ -1249,7 +1251,25 @@ static int fuse_dir_release(struct inode *inode, struct file *file)
static int fuse_dir_fsync(struct file *file, loff_t start, loff_t end,
int datasync)
{
- return fuse_fsync_common(file, start, end, datasync, 1);
+ struct inode *inode = file->f_mapping->host;
+ struct fuse_conn *fc = get_fuse_conn(inode);
+ int err;
+
+ if (is_bad_inode(inode))
+ return -EIO;
+
+ if (fc->no_fsyncdir)
+ return 0;
+
+ inode_lock(inode);
+ err = fuse_fsync_common(file, start, end, datasync, FUSE_FSYNCDIR);
+ if (err == -ENOSYS) {
+ fc->no_fsyncdir = 1;
+ err = 0;
+ }
+ inode_unlock(inode);
+
+ return err;
}
static long fuse_dir_ioctl(struct file *file, unsigned int cmd,