* [PATCH -next] fs: fsconfig: intercept for non-new mount API in advance for FSCONFIG_CMD_CREATE_EXCL
@ 2024-05-11 6:21 Hongbo Li
0 siblings, 0 replies; only message in thread
From: Hongbo Li @ 2024-05-11 6:21 UTC (permalink / raw)
To: viro, brauner; +Cc: jack, lihongbo22, linux-fsdevel
fsconfig with FSCONFIG_CMD_CREATE_EXCL command requires the new mount api,
here we should return -EOPNOTSUPP in advance to avoid extra procedure.
Signed-off-by: Hongbo Li <lihongbo22@huawei.com>
---
fs/fsopen.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/fs/fsopen.c b/fs/fsopen.c
index 6593ae518115..18fe979da7e2 100644
--- a/fs/fsopen.c
+++ b/fs/fsopen.c
@@ -220,10 +220,6 @@ static int vfs_cmd_create(struct fs_context *fc, bool exclusive)
if (!mount_capable(fc))
return -EPERM;
- /* require the new mount api */
- if (exclusive && fc->ops == &legacy_fs_context_ops)
- return -EOPNOTSUPP;
-
fc->phase = FS_CONTEXT_CREATING;
fc->exclusive = exclusive;
@@ -411,6 +407,7 @@ SYSCALL_DEFINE5(fsconfig,
case FSCONFIG_SET_PATH:
case FSCONFIG_SET_PATH_EMPTY:
case FSCONFIG_SET_FD:
+ case FSCONFIG_CMD_CREATE_EXCL:
ret = -EOPNOTSUPP;
goto out_f;
}
--
2.34.1
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