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selftests/mm: fix gup_longterm EINVAL error message

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The gup_longterm test prints a literal "n" when PIN_LONGTERM_TEST_START
fails with EINVAL because the string is missing the newline escape
sequence.

Print a newline instead.

Link: https://lore.kernel.org/23557F4CB8CF36FF+20260724074603.1479243-1-zhaozhengzhuo@uniontech.com
Signed-off-by: zhaozhengzhuo <zhaozhengzhuo@uniontech.com>
Reviewed-by: Sarthak Sharma <sarthak.sharma@arm.com>
Reviewed-by: Dev Jain <dev.jain@arm.com>
Acked-by: David Hildenbrand (arm) <david@kernel.org>
Cc: Jason Gunthorpe <jgg@ziepe.ca>
Cc: John Hubbard <jhubbard@nvidia.com>
Cc: Peter Xu <peterx@redhat.com>
Cc: Shuah Khan <shuah@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
zhaozhengzhuo 2026-07-24 15:46:03 +08:00 committed by Andrew Morton
parent 7e8756d7ad
commit 5716a333c9
1 changed files with 1 additions and 1 deletions
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2
tools/testing/selftests/mm/gup_longterm.c
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@ -196,7 +196,7 @@ static void do_test(int fd, size_t size, enum test_type type, bool shared)
args.flags |= rw ? PIN_LONGTERM_TEST_FLAG_USE_WRITE : 0;
ret = ioctl(gup_fd, PIN_LONGTERM_TEST_START, &args);
if (ret && errno == EINVAL) {
ksft_print_msg("PIN_LONGTERM_TEST_START failed (EINVAL)n");
ksft_print_msg("PIN_LONGTERM_TEST_START failed (EINVAL)\n");
result = KSFT_SKIP;
break;
} else if (ret && errno == EFAULT) {