VisionFive2 Linux kernel

author: Theodore Ts'o <tytso@mit.edu> 2021-04-17 23:03:50 -0400 committer: Theodore Ts'o <tytso@mit.edu> 2021-04-17 23:03:50 -0400 commit: 5afa7e8b70d65819245fece61a65fd753b4aae33 parent: 4811d9929cdae4238baf5b2522247bd2f9fa7b50

Commit Summary:

fs: fix reporting supported extra file attributes for statx()

Diffstat:

1 file changed, 7 insertions, 0 deletions

diff --git a/fs/stat.c b/fs/stat.c
index fbc171d038aa..1fa38bdec1a6 100644
--- a/fs/stat.c
+++ b/fs/stat.c
@@ -86,12 +86,20 @@ int vfs_getattr_nosec(const struct path *path, struct kstat *stat,
 	/* SB_NOATIME means filesystem supplies dummy atime value */
 	if (inode->i_sb->s_flags & SB_NOATIME)
 		stat->result_mask &= ~STATX_ATIME;
+
+	/*
+	 * Note: If you add another clause to set an attribute flag, please
+	 * update attributes_mask below.
+	 */
 	if (IS_AUTOMOUNT(inode))
 		stat->attributes |= STATX_ATTR_AUTOMOUNT;
 
 	if (IS_DAX(inode))
 		stat->attributes |= STATX_ATTR_DAX;
 
+	stat->attributes_mask |= (STATX_ATTR_AUTOMOUNT |
+				  STATX_ATTR_DAX);
+
 	mnt_userns = mnt_user_ns(path->mnt);
 	if (inode->i_op->getattr)
 		return inode->i_op->getattr(mnt_userns, path, stat,