From: David Hildenbrand <david@redhat.com>
To: zhaogongyi <zhaogongyi@huawei.com>,
"linux-doc@vger.kernel.org" <linux-doc@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
"linux-kselftest@vger.kernel.org"
<linux-kselftest@vger.kernel.org>
Cc: "akinobu.mita@gmail.com" <akinobu.mita@gmail.com>,
"corbet@lwn.net" <corbet@lwn.net>,
"osalvador@suse.de" <osalvador@suse.de>,
"shuah@kernel.org" <shuah@kernel.org>
Subject: Re: [PATCH -next v5 2/4] selftests/memory-hotplug: Restore memory before exit
Date: Fri, 30 Sep 2022 10:56:07 +0200 [thread overview]
Message-ID: <f34ee8be-f27d-3ea6-459a-534a52b71387@redhat.com> (raw)
In-Reply-To: <276cce524b1146119f8a0e9ec00a2ba9@huawei.com>
On 30.09.22 10:52, zhaogongyi wrote:
> Hi!
>
>>
>> On 30.09.22 08:35, Zhao Gongyi wrote:
>>> Some momory will be left in offline state when calling
>>> offline_memory_expect_fail() failed. Restore it before exit.
>>>
>>> Signed-off-by: Zhao Gongyi <zhaogongyi@huawei.com>
>>> ---
>>> .../memory-hotplug/mem-on-off-test.sh | 21
>> ++++++++++++++-----
>>> 1 file changed, 16 insertions(+), 5 deletions(-)
>>>
>>> diff --git a/tools/testing/selftests/memory-hotplug/mem-on-off-test.sh
>> b/tools/testing/selftests/memory-hotplug/mem-on-off-test.sh
>>> index 1d87611a7d52..91a7457616bb 100755
>>> --- a/tools/testing/selftests/memory-hotplug/mem-on-off-test.sh
>>> +++ b/tools/testing/selftests/memory-hotplug/mem-on-off-test.sh
>>> @@ -134,6 +134,16 @@ offline_memory_expect_fail()
>>> return 0
>>> }
>>>
>>> +online_all_offline_memory()
>>> +{
>>> + for memory in `hotpluggable_offline_memory`; do
>>> + if ! online_memory_expect_success $memory; then
>>> + echo "$FUNCNAME $memory: unexpected fail" >&2
>>
>> Do we need that output?
>
> In my opinion, if online a memory node failed ,it should be a kernel bug catched, so, I think the output here is needed.
But online_memory_expect_success() already prints a warning, no?
--
Thanks,
David / dhildenb
next prev parent reply other threads:[~2022-09-30 8:56 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-30 8:52 zhaogongyi
2022-09-30 8:56 ` David Hildenbrand [this message]
-- strict thread matches above, loose matches on Subject: below --
2022-10-11 1:48 zhaogongyi
2022-10-08 1:40 zhaogongyi
2022-10-10 6:54 ` David Hildenbrand
2022-10-10 17:02 ` Shuah Khan
2022-09-30 6:35 [PATCH -next v5 0/4] Optimize and bugfix for memory-hotplug Zhao Gongyi
2022-09-30 6:35 ` [PATCH -next v5 2/4] selftests/memory-hotplug: Restore memory before exit Zhao Gongyi
2022-09-30 8:33 ` David Hildenbrand
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