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From: Eric Biggers <ebiggers@kernel.org>
To: youling 257 <youling257@gmail.com>
Cc: Theodore Ts'o <tytso@mit.edu>,
	jack@suse.cz, hch@infradead.org, hch@lst.de,
	linux-ext4@vger.kernel.org, ritesh.list@gmail.com,
	keescook@chromium.org
Subject: Re: [PATCH v4 12/13] ext4: Stop providing .writepage hook
Date: Tue, 9 May 2023 23:50:36 -0700	[thread overview]
Message-ID: <20230510065036.GD1851@quark.localdomain> (raw)
In-Reply-To: <CAOzgRdYXOgAM+s6OY=eNdg2oJOOTVO6rq+R+PMA6sLyEfm-OdQ@mail.gmail.com>

On Wed, May 10, 2023 at 01:47:58PM +0800, youling 257 wrote:
> I do more test, it is android esdfs or sdcardfs
> /storage/emulated/0/Android/data problem,
> "ext4: Stop providing .writepage hook" cause
> /storage/emulated/0/Android/data/com.android.gallery3d/cache/imgcache.0
> /storage/emulated/0/Android/data/com.android.gallery3d/cache/imgcache.1
> /storage/emulated/0/Android/data/com.android.gallery3d/cache/imgcache.idx
> unable read,
> 
> on linux 6.4, i use mount bind data/media on storage/emulated, chmod
> -R 0777 /data/media/0, rm
> /storage/emulated/0/Android/data/com.android.gallery3d/cache/*, open
> gallery app can read pictures thumbnail,
> /storage/emulated/0/Android/data/com.android.gallery3d/cache/imgcache.idx
> /storage/emulated/0/Android/data/com.android.gallery3d/cache/imgcache.0
> /storage/emulated/0/Android/data/com.android.gallery3d/cache/imgcache.1
> available read.

Maybe try reverting your commit that added esdfs to your kernel?  It should not
be needed at all.

- Eric

  reply	other threads:[~2023-05-10  6:50 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-12-07 11:27 [PATCH v4 0/13] ext4: Stop using ext4_writepage() for writeout of ordered data Jan Kara
2022-12-07 11:27 ` [PATCH v4 01/13] ext4: Handle redirtying in ext4_bio_write_page() Jan Kara
2022-12-07 11:27 ` [PATCH v4 02/13] ext4: Move keep_towrite handling to ext4_bio_write_page() Jan Kara
2022-12-07 11:27 ` [PATCH v4 03/13] ext4: Remove nr_submitted from ext4_bio_write_page() Jan Kara
2022-12-07 11:27 ` [PATCH v4 04/13] ext4: Drop pointless IO submission " Jan Kara
2022-12-07 11:27 ` [PATCH v4 05/13] ext4: Add support for writepages calls that cannot map blocks Jan Kara
2022-12-07 11:27 ` [PATCH v4 06/13] ext4: Provide ext4_do_writepages() Jan Kara
2022-12-07 11:27 ` [PATCH v4 07/13] ext4: Move percpu_rwsem protection into ext4_writepages() Jan Kara
2022-12-07 11:27 ` [PATCH v4 08/13] ext4: Switch to using ext4_do_writepages() for ordered data writeout Jan Kara
2022-12-07 11:27 ` [PATCH v4 09/13] jbd2: Switch jbd2_submit_inode_data() to use fs-provided hook for " Jan Kara
2022-12-08 15:28   ` Ritesh Harjani (IBM)
2022-12-07 11:27 ` [PATCH v4 10/13] ext4: Switch to using write_cache_pages() for data=journal writeout Jan Kara
2022-12-08 15:40   ` Ritesh Harjani (IBM)
2022-12-08 16:33     ` Jan Kara
2022-12-07 11:27 ` [PATCH v4 11/13] mm: Export buffer_migrate_folio_norefs() Jan Kara
2022-12-07 11:59   ` Christoph Hellwig
2022-12-07 11:27 ` [PATCH v4 12/13] ext4: Stop providing .writepage hook Jan Kara
2023-05-08 17:51   ` youling257
2023-05-09  0:25     ` Jan Kara
2023-05-09  5:02     ` Eric Biggers
2023-05-09 18:36       ` Theodore Ts'o
2023-05-10  5:17         ` youling 257
2023-05-10  5:47           ` youling 257
2023-05-10  6:50             ` Eric Biggers [this message]
2023-05-10 22:00               ` Theodore Ts'o
2022-12-07 11:27 ` [PATCH v4 13/13] ext4: Remove ordered data support from ext4_writepage() Jan Kara
2022-12-08 14:23   ` Theodore Ts'o
2022-12-08 15:40     ` Jan Kara
2022-12-08 15:57     ` Theodore Ts'o

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