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From: Mike Rapoport <rppt@kernel.org>
To: Sarthak Sharma <sarthak.sharma@arm.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	David Hildenbrand <david@kernel.org>,
	Baolin Wang <baolin.wang@linux.alibaba.com>,
	Barry Song <baohua@kernel.org>, Dev Jain <dev.jain@arm.com>,
	Donet Tom <donettom@linux.ibm.com>,
	Jason Gunthorpe <jgg@ziepe.ca>,
	John Hubbard <jhubbard@nvidia.com>,
	"Liam R. Howlett" <Liam.Howlett@oracle.com>,
	Lance Yang <lance.yang@linux.dev>,
	Leon Romanovsky <leon@kernel.org>,
	Lorenzo Stoakes <ljs@kernel.org>, Mark Brown <broonie@kernel.org>,
	Michal Hocko <mhocko@suse.com>, Nico Pache <npache@redhat.com>,
	Peter Xu <peterx@redhat.com>, Ryan Roberts <ryan.roberts@arm.com>,
	Shuah Khan <shuah@kernel.org>,
	Suren Baghdasaryan <surenb@google.com>,
	Vlastimil Babka <vbabka@kernel.org>, Zi Yan <ziy@nvidia.com>,
	linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org,
	linux-mm@kvack.org
Subject: Re: [PATCH v2 07/53] selftests/mm: hugetlb-shm: use kselftest framework
Date: Fri, 24 Apr 2026 12:13:51 +0300	[thread overview]
Message-ID: <aes0TwOonlHVgn67@kernel.org> (raw)
In-Reply-To: <3d154106-1de3-4cd8-9bee-53ef20245d62@arm.com>

Hi Sarthak,

On Wed, Apr 22, 2026 at 04:50:20PM +0530, Sarthak Sharma wrote:
> Hi Mike!
> 
> On 4/18/26 4:24 PM, Mike Rapoport wrote:
> > From: "Mike Rapoport (Microsoft)" <rppt@kernel.org>
> > 
> > Convert hugetlb-shm test to use kselftest framework for reporting and
> > tracking successful and failing runs.
> > 
> > Reviewed-by: Mark Brown <broonie@kernel.org>
> > Reviewed by: Donet Tom <donettom@linux.ibm.com>
> > Signed-off-by: Mike Rapoport (Microsoft) <rppt@kernel.org>
> > ---
> >  tools/testing/selftests/mm/hugetlb-shm.c | 46 ++++++++++++------------
> >  1 file changed, 23 insertions(+), 23 deletions(-)
> > 
> >  
> > -	dprintf("Starting the Check...");
> > +	ksft_print_msg("Starting the Check...");
> >  	for (i = 0; i < LENGTH; i++)
> >  		if (shmaddr[i] != (char)i) {
> > -			printf("\nIndex %lu mismatched\n", i);
> > -			exit(3);
> > +			ksft_print_msg("Index %lu mismatched\n", i);
> > +			shmctl(shmid, IPC_RMID, NULL);
> > +			ksft_exit_fail_msg("Data mismatch at index %lu\n", i);
> 
> ksft_print_msg() and ksft_exit_fail_msg() are printing the same thing
> here. Should we remove the ksft_print_msg() to avoid redundancy?

Yes, I'll drop the first print.
 
> I've run the test before and after applying the patch. The output has
> been correctly formatted into KTAP format with no change in results.
> 
> Tested-by: Sarthak Sharma <sarthak.sharma@arm.com>

Thanks!
 
-- 
Sincerely yours,
Mike.


  reply	other threads:[~2026-04-24  9:14 UTC|newest]

Thread overview: 80+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-04-18 10:54 [PATCH v2 00/53] make MM selftests more CI friendly Mike Rapoport
2026-04-18 10:54 ` [PATCH v2 01/53] selftests/mm: hugetlb-read-hwpoison: add SIGBUS handler Mike Rapoport
2026-04-18 10:54 ` [PATCH v2 02/53] selftests/mm: khugepaged: enable collapse_single_pte_entry_compound for shmem Mike Rapoport
2026-04-18 10:54 ` [PATCH v2 03/53] selftests/mm: migration: don't assume hupe page is TWOMEG Mike Rapoport
2026-04-24 17:14   ` Luiz Capitulino
2026-04-25  9:19     ` Mike Rapoport
2026-04-18 10:54 ` [PATCH v2 04/53] selftests/mm: run_vmtests.sh: don't gate THP and KSM tests on HAVE_HUGEPAGES Mike Rapoport
2026-04-18 10:54 ` [PATCH v2 05/53] selftests/mm: merge map_hugetlb into hugepage-mmap Mike Rapoport
2026-04-20  9:20   ` Donet Tom
2026-04-21  7:25     ` Mike Rapoport
2026-04-24 17:16   ` Luiz Capitulino
2026-04-25  9:29     ` Mike Rapoport
2026-04-18 10:54 ` [PATCH v2 06/53] selftests/mm: rename hugepage-* tests to hugetlb-* Mike Rapoport
2026-04-22  9:38   ` Sarthak Sharma
2026-04-24 17:20   ` Luiz Capitulino
2026-04-24 17:36     ` Mark Brown
2026-04-24 17:41       ` Luiz Capitulino
2026-04-18 10:54 ` [PATCH v2 07/53] selftests/mm: hugetlb-shm: use kselftest framework Mike Rapoport
2026-04-22 11:20   ` Sarthak Sharma
2026-04-24  9:13     ` Mike Rapoport [this message]
2026-04-18 10:54 ` [PATCH v2 08/53] selftests/mm: hugetlb-vmemmap: " Mike Rapoport
2026-04-22 12:28   ` Sarthak Sharma
2026-04-18 10:54 ` [PATCH v2 09/53] selftests/mm: hugetlb-madvise: " Mike Rapoport
2026-04-23  8:25   ` Sarthak Sharma
2026-04-18 10:54 ` [PATCH v2 10/53] selftests/mm: hugetlb_madv_vs_map: " Mike Rapoport
2026-04-20  9:32   ` Donet Tom
2026-04-18 10:54 ` [PATCH v2 11/53] selftests/mm: hugetlb-read-hwpoison: " Mike Rapoport
2026-04-18 10:54 ` [PATCH v2 12/53] selftests/mm: khugepaged: group tests in an array Mike Rapoport
2026-04-18 10:54 ` [PATCH v2 13/53] selftests/mm: khugepaged: use ksefltest framework Mike Rapoport
2026-04-18 10:54 ` [PATCH v2 14/53] selftests/mm: ksm_tests: use kselftest framework Mike Rapoport
2026-04-20 17:51   ` Mark Brown
2026-04-18 10:55 ` [PATCH v2 15/53] selftests/mm: protection_keys: use descriptive test names in TAP output Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 16/53] selftests/mm: protection_keys: use kselftest framework Mike Rapoport
2026-04-20 17:54   ` Mark Brown
2026-04-21  8:19     ` Mike Rapoport
2026-04-21 12:59       ` Mark Brown
2026-04-24  9:11         ` Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 17/53] selftests/mm: uffd-stress: " Mike Rapoport
2026-04-20 17:57   ` Mark Brown
2026-04-18 10:55 ` [PATCH v2 18/53] selftests/mm: uffd-unit-tests: " Mike Rapoport
2026-04-20 18:09   ` Mark Brown
2026-04-18 10:55 ` [PATCH v2 19/53] selftests/mm: va_high_addr_switch: " Mike Rapoport
2026-04-20 18:11   ` Mark Brown
2026-04-21  8:33     ` Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 20/53] selftests/mm: add atexit() and signal handlers to thp_settings Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 21/53] selftests/mm: rename thp_settings.[ch] to hugepage_settings.[ch] Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 22/53] selftests/mm: move HugeTLB helpers to hugepage_settings Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 23/53] selftests/mm: hugepage_settings: use unsigned long in detect_hugetlb_page_size Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 24/53] selftests/mm: hugepage_settings: add APIs to get and set nr_hugepages Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 25/53] selftests/mm: hugepage_settings: rename get_free_hugepages() Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 26/53] selftests/mm: hugepage_settings: add APIs for HugeTLB setup and teardown Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 27/53] selftests/mm: move read_file(), read_num() and write_num() to vm_util Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 28/53] selftests/mm: vm_util: add helpers to set and restore shm limits Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 29/53] selftests/mm: compaction_test: use HugeTLB helpers Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 30/53] selftests/mm: cow: add setup of HugeTLB pages Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 31/53] selftests/mm: gup_longterm: " Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 32/53] selftests/mm: gup_test: " Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 33/53] selftests/mm: hmm-tests: " Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 34/53] selftests/mm: hugepage_dio: " Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 35/53] selftests/mm: hugetlb_fault_after_madv: " Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 36/53] selftests/mm: hugetlb-madvise: " Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 37/53] selftests/mm: hugetlb_madv_vs_map: " Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 38/53] selftests/mm: hugetlb-mmap: " Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 39/53] selftests/mm: hugetlb-mremap: " Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 40/53] selftests/mm: hugetlb-shm: " Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 41/53] selftests/mm: hugetlb-soft-online: " Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 42/53] selftests/mm: hugetlb-vmemmap: " Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 43/53] selftests/mm: migration: " Mike Rapoport
2026-04-24 17:11   ` Luiz Capitulino
2026-04-18 10:55 ` [PATCH v2 44/53] selftests/mm: pagemap_ioctl: " Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 45/53] selftests/mm: protection_keys: use library code for HugeTLB setup Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 46/53] selftests/mm: thuge-gen: add setup of HugeTLB pages Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 47/53] selftests/mm: uffd-stress: use hugetlb_save and alloc huge pages Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 48/53] selftests/mm: uffd-unit-tests: add setup of HugeTLB pages Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 49/53] selftests/mm: uffd-wp-mremap: " Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 50/53] selftests/mm: va_high_addr_switch: " Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 51/53] selftests/mm: va_high_addr_switch.sh: drop huge pages setup Mike Rapoport
2026-04-24 17:21   ` Luiz Capitulino
2026-04-18 10:55 ` [PATCH v2 52/53] selftests/mm: run_vmtests.sh: free memory if available memory is low Mike Rapoport
2026-04-18 10:55 ` [PATCH v2 53/53] selftests/mm: run_vmtests.sh: drop detection and setup of HugeTLB Mike Rapoport

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