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From: Zhaoyang Huang <huangzhaoyang@gmail.com>
To: Matthew Wilcox <willy@infradead.org>
Cc: Dave Chinner <david@fromorbit.com>,
	"zhaoyang.huang" <zhaoyang.huang@unisoc.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org,
	ke.wang@unisoc.com, steve.kang@unisoc.com,
	baocong.liu@unisoc.com, linux-fsdevel@vger.kernel.org
Subject: Re: [RFC PATCH] mm: move xa forward when run across zombie page
Date: Thu, 20 Oct 2022 09:27:39 +0800	[thread overview]
Message-ID: <CAGWkznF3y0BFi-9+1GhBv8NS5P7TZKvdbX0qSbaGVR2BmvD3Ew@mail.gmail.com> (raw)
In-Reply-To: <Y0/2T5KpFurV2MLp@casper.infradead.org>

On Wed, Oct 19, 2022 at 9:06 PM Matthew Wilcox <willy@infradead.org> wrote:
>
> On Wed, Oct 19, 2022 at 01:48:37PM +0800, Zhaoyang Huang wrote:
> > On Wed, Oct 19, 2022 at 12:47 PM Dave Chinner <david@fromorbit.com> wrote:
> > > I removed the mapping_set_large_folios() calls in the XFS inode
> > > instantiation and the test code has now run over 55,000 iterations
> > > without failing.  The most iterations I'd seen with large folios
> > > enabled was about 7,000 - typically it would fail within 2-3,000
> > > iterations.
> > hint from my side. The original problem I raised is under v5.15 where
> > there is no folio yet.
>
> But 5.15 does use 2MB pages in shmem.  You haven't really provided
> any information, so I don't know whether the inode that you're having
> problems with is a shmem inode.
No, it is a f2fs inode using 4KB pages.

  reply	other threads:[~2022-10-20  1:31 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-10-14  5:30 [RFC PATCH] mm: move xa forward when run across zombie page zhaoyang.huang
2022-10-14 12:11 ` Matthew Wilcox
2022-10-17  5:34   ` Zhaoyang Huang
2022-10-17  6:58     ` Zhaoyang Huang
2022-10-17 15:55     ` Matthew Wilcox
2022-10-18  2:52       ` Zhaoyang Huang
2022-10-18  3:09         ` Matthew Wilcox
2022-10-18 22:30           ` Dave Chinner
2022-10-19  1:16             ` Dave Chinner
2022-10-19  4:47               ` Dave Chinner
2022-10-19  5:48                 ` Zhaoyang Huang
2022-10-19 13:06                   ` Matthew Wilcox
2022-10-20  1:27                     ` Zhaoyang Huang [this message]
2022-10-26 19:49                   ` Matthew Wilcox
2022-10-27  1:57                     ` Zhaoyang Huang
2022-10-19 11:49             ` Brian Foster
2022-10-20  2:04               ` Dave Chinner
2022-10-20  3:12                 ` Zhaoyang Huang
2022-10-19 15:23             ` Matthew Wilcox
2022-10-19 22:04               ` Dave Chinner
2022-10-19 22:46                 ` Dave Chinner
2022-10-19 23:42                   ` Dave Chinner
2022-10-20 21:52                 ` Matthew Wilcox
2022-10-26  8:38                   ` Zhaoyang Huang
2022-10-26 14:38                     ` Matthew Wilcox
2022-10-26 16:01                   ` Matthew Wilcox
2022-10-28  4:05                     ` Dave Chinner
2022-11-01  7:17                   ` Dave Chinner
2024-04-11  7:04                     ` Zhaoyang Huang
2022-10-21 21:37 Pulavarty, Badari
2022-10-21 22:31 ` Matthew Wilcox
2022-10-21 22:40   ` Pulavarty, Badari
2022-10-31 19:25   ` Pulavarty, Badari
2022-10-31 19:39     ` Hugh Dickins
2022-10-31 21:33       ` Pulavarty, Badari

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