@@ -604,7 +604,7 @@ static long hugetlbfs_punch_hole(struct inode *inode, loff_t offset, loff_t len)
inode_lock(inode);
- /* protected by i_mutex */
+ /* protected by i_rwsem */
if (info->seals & (F_SEAL_WRITE | F_SEAL_FUTURE_WRITE)) {
inode_unlock(inode);
return -EPERM;
@@ -776,7 +776,7 @@ static int hugetlbfs_setattr(struct dentry *dentry, struct iattr *attr)
if (newsize & ~huge_page_mask(h))
return -EINVAL;
- /* protected by i_mutex */
+ /* protected by i_rwsem */
if ((newsize < oldsize && (info->seals & F_SEAL_SHRINK)) ||
(newsize > oldsize && (info->seals & F_SEAL_GROW)))
return -EPERM;
Since commit 9902af79c01a ("parallel lookups: actual switch to rwsem"), i_mutex of inode is converted to i_rwsem. So replace i_mutex with i_rwsem to make comments up to date. Signed-off-by: Miaohe Lin <linmiaohe@huawei.com> --- fs/hugetlbfs/inode.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)