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authorAl Viro <viro@zeniv.linux.org.uk>2025-08-30 02:48:13 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2025-09-17 15:58:29 -0400
commita79765248649de77771c24f7be08ff4c96f16f7a (patch)
treeb17e043769c1124253718502aed5586fd8cfe46d
parent1e414adf03ae5a9928aad9044a07adeb92ddcd2c (diff)
constify {__,}mnt_is_readonly()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
-rw-r--r--fs/namespace.c4
-rw-r--r--include/linux/mount.h2
2 files changed, 3 insertions, 3 deletions
diff --git a/fs/namespace.c b/fs/namespace.c
index 54066c9b8da0..4b74fabced43 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -428,7 +428,7 @@ out_free_cache:
* mnt_want/drop_write() will _keep_ the filesystem
* r/w.
*/
-bool __mnt_is_readonly(struct vfsmount *mnt)
+bool __mnt_is_readonly(const struct vfsmount *mnt)
{
return (mnt->mnt_flags & MNT_READONLY) || sb_rdonly(mnt->mnt_sb);
}
@@ -468,7 +468,7 @@ static unsigned int mnt_get_writers(struct mount *mnt)
#endif
}
-static int mnt_is_readonly(struct vfsmount *mnt)
+static int mnt_is_readonly(const struct vfsmount *mnt)
{
if (READ_ONCE(mnt->mnt_sb->s_readonly_remount))
return 1;
diff --git a/include/linux/mount.h b/include/linux/mount.h
index 85e97b9340ff..acfe7ef86a1b 100644
--- a/include/linux/mount.h
+++ b/include/linux/mount.h
@@ -76,7 +76,7 @@ extern void mntput(struct vfsmount *mnt);
extern struct vfsmount *mntget(struct vfsmount *mnt);
extern void mnt_make_shortterm(struct vfsmount *mnt);
extern struct vfsmount *mnt_clone_internal(const struct path *path);
-extern bool __mnt_is_readonly(struct vfsmount *mnt);
+extern bool __mnt_is_readonly(const struct vfsmount *mnt);
extern bool mnt_may_suid(struct vfsmount *mnt);
extern struct vfsmount *clone_private_mount(const struct path *path);