[LTP] [PATCH 1/1] readahead02: Sleep 1.5 msec to fix problem on bare metal

[Petr Vorel]

This fixes ppc64le bare metal. It looks like kernel needs some time to
update counters.

Suggested-by: Cyril Hrubis <chrubis@suse.cz>
Signed-off-by: Petr Vorel <pvorel@suse.cz>
---
 testcases/kernel/syscalls/readahead/readahead02.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/testcases/kernel/syscalls/readahead/readahead02.c b/testcases/kernel/syscalls/readahead/readahead02.c
index f007db187e..05537ca991 100644
--- a/testcases/kernel/syscalls/readahead/readahead02.c
+++ b/testcases/kernel/syscalls/readahead/readahead02.c
@@ -173,6 +173,7 @@ static int read_testfile(struct tcase *tc, int do_readahead,
 
 			i++;
 			offset += readahead_length;
+			usleep(1500);
 		} while ((size_t)offset < fsize);
 		tst_res(TINFO, "readahead calls made: %zu", i);
 		*cached = get_cached_size();
-- 
2.51.0