64 lines
1.9 KiB
Diff
64 lines
1.9 KiB
Diff
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From 6d4c8343d33e7d8fa059246310413f029a9e8573 Mon Sep 17 00:00:00 2001
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From: Li Wang <liwang@redhat.com>
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Date: Thu, 7 Jul 2022 17:38:45 +0800
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Subject: [PATCH] mountns0[1-3]: wait for umount completed in thread_b
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To get rid of race condition (occurs with umount_folders):
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mountns01.c:42: TPASS: shared mount in parent passed
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mountns01.c:83: TPASS: shared mount in child passed
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tst_device.c:394: TWARN: umount('B') failed with EINVAL
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mountns.h:39: TWARN: umount(B) failed: EINVAL (22)
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Signed-off-by: Li Wang <liwang@redhat.com>
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Reviewed-by: Yang Xu <xuyang2018.jy@fujitsu.com>
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[ upstream status: 6d4c8343d33e7d8fa059246310413f029a9e8573 ]
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---
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testcases/kernel/containers/mountns/mountns01.c | 2 ++
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testcases/kernel/containers/mountns/mountns02.c | 2 ++
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testcases/kernel/containers/mountns/mountns03.c | 2 ++
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3 files changed, 6 insertions(+)
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diff --git a/testcases/kernel/containers/mountns/mountns01.c b/testcases/kernel/containers/mountns/mountns01.c
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index e99134aba..e8f176920 100644
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--- a/testcases/kernel/containers/mountns/mountns01.c
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+++ b/testcases/kernel/containers/mountns/mountns01.c
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@@ -86,6 +86,8 @@ static void run(void)
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TST_CHECKPOINT_WAKE(0);
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+ SAFE_WAIT(NULL);
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+
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SAFE_UMOUNT(DIRA);
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}
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diff --git a/testcases/kernel/containers/mountns/mountns02.c b/testcases/kernel/containers/mountns/mountns02.c
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index 258b61217..4b85fa79b 100644
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--- a/testcases/kernel/containers/mountns/mountns02.c
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+++ b/testcases/kernel/containers/mountns/mountns02.c
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@@ -87,6 +87,8 @@ static void run(void)
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TST_CHECKPOINT_WAKE(0);
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+ SAFE_WAIT(NULL);
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+
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SAFE_UMOUNT(DIRA);
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}
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diff --git a/testcases/kernel/containers/mountns/mountns03.c b/testcases/kernel/containers/mountns/mountns03.c
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index f37ae7902..1d26a25d8 100644
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--- a/testcases/kernel/containers/mountns/mountns03.c
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+++ b/testcases/kernel/containers/mountns/mountns03.c
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@@ -97,6 +97,8 @@ static void run(void)
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TST_CHECKPOINT_WAKE(0);
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+ SAFE_WAIT(NULL);
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+
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SAFE_UMOUNT(DIRA);
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}
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--
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2.37.1
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