| Message ID | 20210820163919.435135-2-jlayton@kernel.org |
|---|---|
| State | Accepted |
| Commit | fdd92b64d15bc4aec973caa25899afd782402e68 |
| Headers | show |
| Series | [v3,1/2] fs: warn about impending deprecation of mandatory locks | expand |
diff --git a/fs/namespace.c b/fs/namespace.c index ab4174a3c802..2279473d0d6f 100644 --- a/fs/namespace.c +++ b/fs/namespace.c @@ -1716,8 +1716,12 @@ static inline bool may_mount(void) } #ifdef CONFIG_MANDATORY_FILE_LOCKING -static inline bool may_mandlock(void) +static bool may_mandlock(void) { + pr_warn_once("======================================================\n" + "WARNING: the mand mount option is being deprecated and\n" + " will be removed in v5.15!\n" + "======================================================\n"); return capable(CAP_SYS_ADMIN); } #else
We've had CONFIG_MANDATORY_FILE_LOCKING since 2015 and a lot of distros have disabled it. Warn the stragglers that still use "-o mand" that we'll be dropping support for that mount option. Cc: stable@vger.kernel.org Signed-off-by: Jeff Layton <jlayton@kernel.org> --- fs/namespace.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-)