From: David Hildenbrand <david@redhat.com>
To: "Huang, Ying" <ying.huang@intel.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Hugh Dickins <hughd@google.com>,
Johannes Weiner <hannes@cmpxchg.org>,
Matthew Wilcox <willy@infradead.org>,
Michal Hocko <mhocko@suse.com>, Minchan Kim <minchan@kernel.org>,
Tim Chen <tim.c.chen@linux.intel.com>,
Yang Shi <shy828301@gmail.com>, Yu Zhao <yuzhao@google.com>
Subject: Re: [PATCH -V2 4/5] swap: remove get/put_swap_device() in __swap_duplicate()
Date: Tue, 23 May 2023 09:59:53 +0200 [thread overview]
Message-ID: <e0bdc23d-b2f3-4c36-c658-b5d914555cb7@redhat.com> (raw)
In-Reply-To: <87o7mbyifo.fsf@yhuang6-desk2.ccr.corp.intel.com>
On 23.05.23 02:56, Huang, Ying wrote:
> David Hildenbrand <david@redhat.com> writes:
>
>> On 22.05.23 09:09, Huang Ying wrote:
>>> __swap_duplicate() is called by
>>> - swap_shmem_alloc(): the page lock of the swap cache is held.
>>
>> page lock of the swap cache? Did you really mean to say that or am I
>> confused?
>>
>> "Page lock of the page that is in the swap cache?"
>
> Sorry for my poor English. Or make it shorter?
>
> "the folio in the swap cache is locked"
Much clearer, thanks.
--
Thanks,
David / dhildenb
next prev parent reply other threads:[~2023-05-23 8:00 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-22 7:09 [PATCH -V2 0/5] swap: cleanup get/put_swap_device() usage Huang Ying
2023-05-22 7:09 ` [PATCH -V2 1/5] swap: Remove get/put_swap_device() in __swap_count() Huang Ying
2023-05-22 11:54 ` David Hildenbrand
2023-05-23 1:22 ` Yosry Ahmed
2023-05-23 1:47 ` Huang, Ying
2023-05-23 1:51 ` Yosry Ahmed
2023-05-22 7:09 ` [PATCH -V2 2/5] swap, __read_swap_cache_async(): enlarge get/put_swap_device protection range Huang Ying
2023-05-22 12:01 ` David Hildenbrand
2023-05-23 0:43 ` Huang, Ying
2023-05-22 7:09 ` [PATCH -V2 3/5] swap: remove __swp_swapcount() Huang Ying
2023-05-22 12:03 ` David Hildenbrand
2023-05-23 0:50 ` Huang, Ying
2023-05-22 7:09 ` [PATCH -V2 4/5] swap: remove get/put_swap_device() in __swap_duplicate() Huang Ying
2023-05-22 12:06 ` David Hildenbrand
2023-05-23 0:56 ` Huang, Ying
2023-05-23 7:59 ` David Hildenbrand [this message]
2023-05-23 1:39 ` Yosry Ahmed
2023-05-22 7:09 ` [PATCH -V2 5/5] swap: comments get_swap_device() with usage rule Huang Ying
2023-05-22 12:07 ` David Hildenbrand
2023-05-23 1:00 ` Huang, Ying
2023-05-23 1:37 ` Yosry Ahmed
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