* [PATCH for vm-scalability] usemem: Output a message after punch holes done
@ 2021-04-14 2:44 Hui Zhu
2021-04-16 8:47 ` Wu Fengguang
0 siblings, 1 reply; 2+ messages in thread
From: Hui Zhu @ 2021-04-14 2:44 UTC (permalink / raw)
To: wufengguang, linux-kernel; +Cc: Hui Zhu
From: Hui Zhu <teawater@antfin.com>
When I use punch holes to setup a test page fragmentation environment, I
didn't know when the punch holes done. I can only get this information
through top or something else.
This commit add code to output a message after punch holes done to
handle this issue.
Signed-off-by: Hui Zhu <teawater@antfin.com>
---
usemem.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/usemem.c b/usemem.c
index 5b90aae..0c76d17 100644
--- a/usemem.c
+++ b/usemem.c
@@ -791,6 +791,8 @@ long do_units(void)
for (i = 0; i < nptr; i++)
do_punch_holes(ptrs[i], lens[i]);
}
+ printf("punch holes done\n");
+ fflush(stdout);
}
while (sleep_secs)
--
1.8.3.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH for vm-scalability] usemem: Output a message after punch holes done
2021-04-14 2:44 [PATCH for vm-scalability] usemem: Output a message after punch holes done Hui Zhu
@ 2021-04-16 8:47 ` Wu Fengguang
0 siblings, 0 replies; 2+ messages in thread
From: Wu Fengguang @ 2021-04-16 8:47 UTC (permalink / raw)
To: Hui Zhu; +Cc: linux-kernel, Hui Zhu
Applied, thanks!
^ permalink raw reply [flat|nested] 2+ messages in thread
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