[patch 01/25] khugepaged: selftests: fix timeout condition in wait_for_scan()

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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)
_




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