From: Dan Carpenter <dan.carpenter@xxxxxxxxxx> Subject: khugepaged: selftests: fix timeout condition in wait_for_scan() The loop exits with "timeout" set to -1 and not to 0 so the test needs to be fixed. Link: http://lkml.kernel.org/r/20200605110736.GH978434@mwanda Fixes: e7b592f6caca ("khugepaged: add self test") Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> cked-by: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx> Cc: Shuah Khan <shuah@xxxxxxxxxx> Cc: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> Cc: Zi Yan <ziy@xxxxxxxxxx> Cc: William Kucharski <william.kucharski@xxxxxxxxxx> Cc: Yang Shi <yang.shi@xxxxxxxxxxxxxxxxx> Cc: John Hubbard <jhubbard@xxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- tools/testing/selftests/vm/khugepaged.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/tools/testing/selftests/vm/khugepaged.c~khugepaged-selftests-fix-timeout-condition-in-wait_for_scan +++ a/tools/testing/selftests/vm/khugepaged.c @@ -502,7 +502,7 @@ static bool wait_for_scan(const char *ms madvise(p, hpage_pmd_size, MADV_NOHUGEPAGE); - return !timeout; + return timeout == -1; } static void alloc_at_fault(void) _
