From: David Hildenbrand <david@redhat.com>
To: Haiyue Wang <haiyue.wang@intel.com>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Cc: akpm@linux-foundation.org, linmiaohe@huawei.com,
ying.huang@intel.com, songmuchun@bytedance.com,
naoya.horiguchi@linux.dev, alex.sierra@amd.com
Subject: Re: [PATCH v2 1/3] mm: revert handling Non-LRU pages returned by follow_page
Date: Sun, 14 Aug 2022 18:30:39 +0200 [thread overview]
Message-ID: <2298704f-03f9-c932-e00e-4e6006a6dffa@redhat.com> (raw)
In-Reply-To: <20220814140534.363348-2-haiyue.wang@intel.com>
On 14.08.22 16:05, Haiyue Wang wrote:
> The commit
> 3218f8712d6b ("mm: handling Non-LRU pages returned by vm_normal_pages")
> doesn't handle the follow_page with flag FOLL_GET correctly, this will
> do get_page on page, it shouldn't just return directly without put_page.
>
> So revert the related fix to prepare for clean patch to handle Non-LRU
> pages returned by follow_page.
What? Why?
Just fix it.
--
Thanks,
David / dhildenb
next prev parent reply other threads:[~2022-08-14 16:30 UTC|newest]
Thread overview: 62+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-12 8:49 [PATCH v1] mm: migration: fix the FOLL_GET failure on following huge page Haiyue Wang
2022-08-13 23:28 ` Andrew Morton
2022-08-14 6:20 ` Wang, Haiyue
2022-08-14 6:49 ` Wang, Haiyue
2022-08-14 14:05 ` [PATCH v2 0/3] fix follow_page related issues Haiyue Wang
2022-08-14 14:05 ` [PATCH v2 1/3] mm: revert handling Non-LRU pages returned by follow_page Haiyue Wang
2022-08-14 16:30 ` David Hildenbrand [this message]
2022-08-15 1:02 ` Wang, Haiyue
2022-08-14 14:05 ` [PATCH v2 2/3] mm: migration: fix the FOLL_GET failure on following huge page Haiyue Wang
2022-08-14 14:05 ` [PATCH v2 3/3] mm: handling Non-LRU pages returned by follow_page Haiyue Wang
2022-08-14 16:34 ` David Hildenbrand
2022-08-15 1:03 ` Wang, Haiyue
2022-08-15 1:03 ` [PATCH v3 0/2] fix follow_page related issues Haiyue Wang
2022-08-15 1:03 ` [PATCH v3 1/2] mm: migration: fix the FOLL_GET failure on following huge page Haiyue Wang
2022-08-15 1:59 ` Huang, Ying
2022-08-15 2:10 ` Wang, Haiyue
2022-08-15 2:15 ` Wang, Haiyue
2022-08-15 2:51 ` Huang, Ying
2022-08-15 1:03 ` [PATCH v3 2/2] mm: fix the handling Non-LRU pages returned by follow_page Haiyue Wang
2022-08-15 1:39 ` Huang, Ying
2022-08-15 1:46 ` Wang, Haiyue
2022-08-15 1:59 ` [PATCH v4 0/2] fix follow_page related issues Haiyue Wang
2022-08-15 1:59 ` [PATCH v4 1/2] mm: migration: fix the FOLL_GET failure on following huge page Haiyue Wang
2022-08-15 4:28 ` Alistair Popple
2022-08-15 4:40 ` Wang, Haiyue
2022-08-15 5:16 ` Alistair Popple
2022-08-15 5:20 ` Wang, Haiyue
2022-08-15 5:35 ` Alistair Popple
2022-08-15 5:37 ` Wang, Haiyue
2022-08-15 1:59 ` [PATCH v4 2/2] mm: fix the handling Non-LRU pages returned by follow_page Haiyue Wang
2022-08-15 7:02 ` [PATCH v5 0/2] fix follow_page related issues Haiyue Wang
2022-08-15 7:02 ` [PATCH v5 1/2] mm: migration: fix the FOLL_GET failure on following huge page Haiyue Wang
2022-08-15 7:40 ` Huang, Ying
2022-08-15 7:02 ` [PATCH v5 2/2] mm: fix the handling Non-LRU pages returned by follow_page Haiyue Wang
2022-08-15 7:50 ` Huang, Ying
2022-08-15 14:28 ` Felix Kuehling
2022-08-16 0:00 ` Alistair Popple
2022-08-16 1:12 ` Wang, Haiyue
2022-08-16 2:45 ` Alistair Popple
2022-08-16 2:20 ` [PATCH v6 0/2] fix follow_page related issues Haiyue Wang
2022-08-16 2:21 ` [PATCH v6 1/2] mm: migration: fix the FOLL_GET failure on following huge page Haiyue Wang
2022-08-16 8:54 ` Baolin Wang
2022-08-17 0:58 ` Andrew Morton
2022-08-17 3:31 ` Wang, Haiyue
2022-08-17 5:43 ` Andrew Morton
2022-08-17 5:47 ` Wang, Haiyue
2022-08-17 17:26 ` Mike Kravetz
2022-08-17 21:58 ` Mike Kravetz
2022-08-18 0:32 ` Wang, Haiyue
2022-08-19 11:22 ` Michael Ellerman
2022-08-19 16:55 ` Mike Kravetz
2022-08-26 13:07 ` Michael Ellerman
2022-08-18 11:51 ` Gerald Schaefer
2022-08-18 11:57 ` Gerald Schaefer
2022-08-17 2:12 ` Miaohe Lin
2022-08-16 2:21 ` [PATCH v6 2/2] mm: fix the handling Non-LRU pages returned by follow_page Haiyue Wang
2022-08-16 4:42 ` Alistair Popple
2022-08-17 2:34 ` Miaohe Lin
2022-08-23 10:07 ` David Hildenbrand
2022-08-23 13:26 ` Wang, Haiyue
2022-08-23 13:27 ` David Hildenbrand
2022-08-23 13:29 ` Wang, Haiyue
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