[LTP] [PATCH] [COMMITTED] syscalls/fcntl33: Fix typo overlapfs -> overlayfs
Amir Goldstein
amir73il@gmail.com
Thu May 23 19:26:24 CEST 2019
On Thu, May 23, 2019 at 7:46 PM J. Bruce Fields <bfields@fieldses.org> wrote:
>
> On Thu, May 23, 2019 at 06:42:12PM +0300, Amir Goldstein wrote:
> > On Thu, May 23, 2019 at 4:45 PM Cyril Hrubis <chrubis@suse.cz> wrote:
> > >
> > > Signed-off-by: Cyril Hrubis <chrubis@suse.cz>
> > > ---
> > > testcases/kernel/syscalls/fcntl/fcntl33.c | 2 +-
> > > 1 file changed, 1 insertion(+), 1 deletion(-)
> > >
> > > diff --git a/testcases/kernel/syscalls/fcntl/fcntl33.c b/testcases/kernel/syscalls/fcntl/fcntl33.c
> > > index 43dc5a2af..627823c5c 100644
> > > --- a/testcases/kernel/syscalls/fcntl/fcntl33.c
> > > +++ b/testcases/kernel/syscalls/fcntl/fcntl33.c
> > > @@ -117,7 +117,7 @@ static void do_test(unsigned int i)
> > > if (TST_RET == -1) {
> > > if (type == TST_OVERLAYFS_MAGIC && TST_ERR == EAGAIN) {
> > > tst_res(TINFO | TTERRNO,
> > > - "fcntl(F_SETLEASE, F_WRLCK) failed on overlapfs as expected");
> > > + "fcntl(F_SETLEASE, F_WRLCK) failed on overlayfs as expected");
> >
> > You have 3 more of this typo in fcntl tests.
> >
> > If you ask me, silencing this error seems wrong.
> > While the error is *expected* it is still a broken interface.
> > It may be just a matter of terminology, but I am reading this message as:
> >
> > TEST PASSED: Overlayfs failed as expected
> >
> > While it really should be more along the lines of:
> >
> > TEST SKIPPED: Overlayfs doesn't support write leased
> >
> > Besides, this problem looks quite easy to fix.
> > I think Bruce was already looking at changing the implementation of
> > check_conflicting_open(), so if the test is not failing, nobody is going to
> > nudge for a fix...
>
> Um, I remember that discussion but I can't remember what the obstacles
> were in the end. Trying to find that thread....
>
i_readcount exists, but its with #ifdef CONFIG_IMA and it counts
only O_RDONLY users.
It wouldn't increase struct inode if we always have i_readcount for
64bit arch.
I think F_WRLCK should require i_readcount == 0 && i_writecount == 1.
Can't remember if and why you needed the readers count?
Thanks,
Amir.
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