The device-dax test used heuristic timeouts for distinction between
cached and uncached accesses. The timeout was too short for emulated
e820 on a virtual machine. Increased the cached timeout to ~30ms, which
still keeps it significantly far from the cached time of 200ms.
Cc: Dan Williams <dan.j.willi...@intel.com>
Signed-off-by: Vishal Verma <vishal.l.ve...@intel.com>
---
test/device-dax.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/test/device-dax.c b/test/device-dax.c
index dd92f9a..46580fc 100644
--- a/test/device-dax.c
+++ b/test/device-dax.c
@@ -97,7 +97,7 @@ static void sigbus(int sig, siginfo_t *siginfo, void *d)
* 3.00GHz where the loop, for the align == 2M case, completes in 7500us
* when cached and 200ms when uncached.
*/
-#define VERIFY_TIME(x) (suseconds_t) ((ALIGN(x, SZ_2M) / SZ_4K) * 30)
+#define VERIFY_TIME(x) (suseconds_t) ((ALIGN(x, SZ_2M) / SZ_4K) * 60)
static int verify_data(struct daxctl_dev *dev, char *dax_buf,
unsigned long align, int salt, struct ndctl_test *test)
--
2.14.4
_______________________________________________
Linux-nvdimm mailing list
Linux-nvdimm@lists.01.org
https://lists.01.org/mailman/listinfo/linux-nvdimm
