From 243881d71d2d49027c3dc15fe27ebe7f4ee68700 Mon Sep 17 00:00:00 2001 From: Chuang Dong Date: Wed, 10 Jun 2015 09:51:09 +0800 Subject: [PATCH] ltp: vma03 fix the alginment of page size the offset the param of mmap2() doesn't align the page size, but, this param allow must be a multiple of the page size as returned by sysconf(_SC_PAGE_SIZE).meanwhile offset * 4096 must be a multiple of the system page size, so modify the input param of offset pgoff = (ULONG_MAX - 1)&(~((pgsz-1)>>12)); Upstream-Status: Submitted Signed-off-by: Chuang Dong --- testcases/kernel/mem/vma/vma03.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/testcases/kernel/mem/vma/vma03.c b/testcases/kernel/mem/vma/vma03.c index 6af9960..b86d7ce 100644 --- a/testcases/kernel/mem/vma/vma03.c +++ b/testcases/kernel/mem/vma/vma03.c @@ -89,7 +89,7 @@ int main(int argc, char *argv[]) if (fd == -1) tst_brkm(TBROK | TERRNO, NULL, "open %s", TESTFILE); - pgoff = ULONG_MAX - 1; + pgoff = (ULONG_MAX - 1)&(~((pgsz-1)>>12)); map = mmap2(NULL, pgsz, PROT_READ | PROT_WRITE, MAP_PRIVATE, fd, pgoff); if (map == MAP_FAILED) -- 1.8.5.2.233.g932f7e4