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authorMiaohe Lin <linmiaohe@huawei.com>2021-02-24 12:10:18 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2021-02-24 13:38:35 -0800
commit398c0da7364c907ccc662416585c19c5523cf678 (patch)
treecc79ad685e467533c2adce2f2a17f9c9d4dd22b8 /fs/hugetlbfs
parenta25fddced835ae53d18eb4bddabd719b4cebf624 (diff)
downloadlinux-398c0da7364c907ccc662416585c19c5523cf678.tar.bz2
hugetlbfs: correct some obsolete comments about inode i_mutex
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. Link: https://lkml.kernel.org/r/20210127093111.36672-1-linmiaohe@huawei.com Signed-off-by: Miaohe Lin <linmiaohe@huawei.com> Cc: Mike Kravetz <mike.kravetz@oracle.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/hugetlbfs')
-rw-r--r--fs/hugetlbfs/inode.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c
index 46fad3d9265b..f5758ba372ae 100644
--- a/fs/hugetlbfs/inode.c
+++ b/fs/hugetlbfs/inode.c
@@ -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;
@@ -777,7 +777,7 @@ static int hugetlbfs_setattr(struct user_namespace *mnt_userns,
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;