selftests/mm: convert some cow error reports to ksft_perror()
authorMark Brown <broonie@kernel.org>
Tue, 10 Jun 2025 14:13:55 +0000 (15:13 +0100)
committerAndrew Morton <akpm@linux-foundation.org>
Thu, 10 Jul 2025 05:42:04 +0000 (22:42 -0700)
commit5fbfb1f39da0a5cbfe66e9ab67790e607b8f6e58
treee2f0bb261dbc70ed6b8f485f8aeb244209c143fe
parentbe3d3343d467905b14fe62cb1dafa68906e4d5ed
selftests/mm: convert some cow error reports to ksft_perror()

This prints the errno and a string decode of it.

Link: https://lkml.kernel.org/r/20250610-selftest-mm-cow-tweaks-v1-2-43cd7457500f@kernel.org
Signed-off-by: Mark Brown <broonie@kernel.org>
Acked-by: David Hildenbrand <david@redhat.com>
Cc: Shuah Khan <shuah@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
tools/testing/selftests/mm/cow.c