[LTP] [PATCH v1] swapoff01.c: Adjust blocks size base on pagesize

Wei Gao wegao@suse.com
Thu Feb 22 05:41:19 CET 2024


The make_swapfile function will encounter no space error if pagesize
is bigger then 4096, such as ppc64 system use default pagesize 65535.

Signed-off-by: Wei Gao <wegao@suse.com>
---
 testcases/kernel/syscalls/swapoff/swapoff01.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/testcases/kernel/syscalls/swapoff/swapoff01.c b/testcases/kernel/syscalls/swapoff/swapoff01.c
index c303588df..71d6c6c04 100644
--- a/testcases/kernel/syscalls/swapoff/swapoff01.c
+++ b/testcases/kernel/syscalls/swapoff/swapoff01.c
@@ -44,7 +44,12 @@ static void setup(void)
 {
 	is_swap_supported(TEST_FILE);
 
-	if (make_swapfile(SWAP_FILE, 65536, 1))
+	int blocks = 65535;
+
+	if (getpagesize() > 4096)
+		blocks = 65535 * 4096 / getpagesize();
+
+	if (make_swapfile(SWAP_FILE, blocks, 1))
 		tst_brk(TBROK, "Failed to create file for swap");
 }
 
-- 
2.35.3



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