[LTP] [PATCH] utimensat_tests.sh: returns EPERM on 4.4.27 and above

[Jan Stancek]

----- Original Message -----
> From: Naresh Kamboju <naresh.kamboju@linaro.org>
> 
> Test utimensat failed on 4.4 kernel is due to expected error is
> EACCES but got EPERM.
> 
> The below LTP patch setting up expected error as EACCES for 4.8.0 below
> kernel
> b9157aee: utimensat: re-apply: fix immutable file retcodes for 4.8.0 and
> newer
> 
> Amending patch to check 4.4.27 instead of 4.8.0 according to below patch
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git
> branch: v4.4.27
> commit id: b3b4283
> vfs: move permission checking into notify_change() for utimes(NULL)
> 
> Bug reported on this case,
> LKFT: linux-stable-4.4: LTP utimensat01 failed-EXPECTED: EACCES but got EPERM
> https://bugs.linaro.org/show_bug.cgi?id=3142
> 
> Signed-off-by: Naresh Kamboju <naresh.kamboju@linaro.org>
> ---
>  testcases/kernel/syscalls/utimensat/utimensat_tests.sh | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/testcases/kernel/syscalls/utimensat/utimensat_tests.sh
> b/testcases/kernel/syscalls/utimensat/utimensat_tests.sh
> index 48154d6..a832433 100755
> --- a/testcases/kernel/syscalls/utimensat/utimensat_tests.sh
> +++ b/testcases/kernel/syscalls/utimensat/utimensat_tests.sh
> @@ -30,9 +30,9 @@ if tst_kvcmp -lt "2.6.22"; then
>  	tst_brkm TCONF "System kernel version is less than 2.6.22,cannot execute
>  	test"
>  fi
>  
> -# Starting with 4.8.0 operations on immutable files return EPERM instead of
> +# Starting with 4.4.27 operations on immutable files return EPERM instead of
>  # EACCES.
> -if tst_kvcmp -lt "4.8.0"; then
> +if tst_kvcmp -lt "4.4.27"; then

Isn't this going to break the test for kernels 4.5 up to 4.7?

>  	imaccess=EACCES
>  else
>  	imaccess=EPERM
> --
> 2.7.4
> 
>