| From | Naresh Kamboju <> | Date | Thu, 2 Sep 2021 18:50:48 +0530 | Subject | Re: [PATCH 5.13 126/127] fs: warn about impending deprecation of mandatory locks |
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On Tue, 24 Aug 2021 at 22:35, Sasha Levin <sashal@kernel.org> wrote: > > From: Jeff Layton <jlayton@kernel.org> > > [ Upstream commit fdd92b64d15bc4aec973caa25899afd782402e68 ] > > 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> > Signed-off-by: Sasha Levin <sashal@kernel.org> > --- > fs/namespace.c | 6 +++++- > 1 file changed, 5 insertions(+), 1 deletion(-) > > diff --git a/fs/namespace.c b/fs/namespace.c > index caad091fb204..03770bae9dd5 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");
We are getting this error on all devices while running LTP syscalls ftruncate test cases on all the stable-rc branches.
- Naresh
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