From: Chengguang Xu <cgxu519@mykernel.net>
To: miklos@szeredi.hu, jack@suse.cz, amir73il@gmail.com
Cc: linux-fsdevel@vger.kernel.org, linux-unionfs@vger.kernel.org,
linux-kernel@vger.kernel.org,
Chengguang Xu <cgxu519@mykernel.net>
Subject: [RFC PATCH v5 01/10] ovl: setup overlayfs' private bdi
Date: Thu, 23 Sep 2021 21:08:05 +0800 [thread overview]
Message-ID: <20210923130814.140814-2-cgxu519@mykernel.net> (raw)
In-Reply-To: <20210923130814.140814-1-cgxu519@mykernel.net>
Setup overlayfs' private bdi so that we can collect
overlayfs' own dirty inodes.
Signed-off-by: Chengguang Xu <cgxu519@mykernel.net>
---
fs/overlayfs/super.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/fs/overlayfs/super.c b/fs/overlayfs/super.c
index 178daa5e82c9..51886ba6130a 100644
--- a/fs/overlayfs/super.c
+++ b/fs/overlayfs/super.c
@@ -1980,6 +1980,10 @@ static int ovl_fill_super(struct super_block *sb, void *data, int silent)
if (!ofs)
goto out;
+ err = super_setup_bdi(sb);
+ if (err)
+ goto out_err;
+
err = -ENOMEM;
ofs->creator_cred = cred = prepare_creds();
if (!cred)
--
2.27.0
next prev parent reply other threads:[~2021-09-23 13:24 UTC|newest]
Thread overview: 61+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-23 13:08 [RFC PATCH v5 00/10] implement containerized syncfs for overlayfs Chengguang Xu
2021-09-23 13:08 ` Chengguang Xu [this message]
2021-09-23 13:08 ` [RFC PATCH v5 02/10] ovl: implement ->writepages operation Chengguang Xu
2021-09-23 13:08 ` [RFC PATCH v5 03/10] ovl: implement overlayfs' ->evict_inode operation Chengguang Xu
2021-10-06 15:33 ` Miklos Szeredi
2021-10-07 6:08 ` Chengguang Xu
2021-10-07 7:43 ` Miklos Szeredi
2021-09-23 13:08 ` [RFC PATCH v5 04/10] ovl: mark overlayfs' inode dirty on modification Chengguang Xu
2021-10-07 18:43 ` Miklos Szeredi
2021-09-23 13:08 ` [RFC PATCH v5 05/10] ovl: mark overlayfs' inode dirty on shared mmap Chengguang Xu
2021-09-23 13:08 ` [RFC PATCH v5 06/10] ovl: implement overlayfs' ->write_inode operation Chengguang Xu
2021-10-07 9:01 ` Jan Kara
2021-10-07 12:26 ` Chengguang Xu
2021-10-07 14:41 ` Jan Kara
2021-10-07 14:54 ` Chengguang Xu
2021-10-07 9:23 ` Miklos Szeredi
2021-10-07 12:28 ` Chengguang Xu
2021-10-07 12:45 ` Miklos Szeredi
2021-10-07 13:09 ` Chengguang Xu
2021-10-07 13:34 ` Miklos Szeredi
2021-10-07 14:46 ` Jan Kara
2021-10-07 14:53 ` Chengguang Xu
2021-10-07 18:51 ` Miklos Szeredi
2021-10-08 13:13 ` Jan Kara
2021-11-16 2:20 ` Chengguang Xu
2021-11-16 12:35 ` Miklos Szeredi
2021-11-17 6:11 ` Chengguang Xu
2021-11-18 6:32 ` Chengguang Xu
2021-11-18 11:23 ` Jan Kara
2021-11-18 12:02 ` Chengguang Xu
2021-11-18 16:43 ` Jan Kara
2021-11-19 6:12 ` Chengguang Xu
2021-11-30 11:22 ` Jan Kara
2021-11-30 16:09 ` Chengguang Xu
2021-11-30 19:04 ` Amir Goldstein
2021-12-01 2:37 ` Chengguang Xu
2021-12-01 6:31 ` Chengguang Xu
2021-12-01 7:19 ` Amir Goldstein
2021-12-01 13:46 ` Jan Kara
2021-12-01 14:59 ` Chengguang Xu
2021-12-01 16:24 ` Chengguang Xu
2021-12-01 22:47 ` Amir Goldstein
2021-12-01 23:23 ` ovl_flush() behavior Amir Goldstein
2021-12-02 2:11 ` Chengguang Xu
2021-12-02 15:20 ` Vivek Goyal
2021-12-02 15:59 ` Amir Goldstein
2021-12-02 22:00 ` Vivek Goyal
2021-12-02 15:14 ` Vivek Goyal
2021-12-05 14:06 ` [RFC PATCH v5 06/10] ovl: implement overlayfs' ->write_inode operation Chengguang Xu
2021-12-07 5:33 ` Amir Goldstein
2022-02-05 16:09 ` Chengguang Xu
2022-02-05 16:23 ` Amir Goldstein
2021-09-23 13:08 ` [RFC PATCH v5 07/10] ovl: cache dirty overlayfs' inode Chengguang Xu
2021-10-07 11:09 ` Miklos Szeredi
2021-10-07 12:04 ` Chengguang Xu
2021-10-07 12:27 ` Miklos Szeredi
2021-09-23 13:08 ` [RFC PATCH v5 08/10] fs: export wait_sb_inodes() Chengguang Xu
2021-09-23 13:08 ` [RFC PATCH v5 09/10] fs: introduce new helper sync_fs_and_blockdev() Chengguang Xu
2021-10-19 7:15 ` Amir Goldstein
2021-11-15 11:39 ` Chengguang Xu
2021-09-23 13:08 ` [RFC PATCH v5 10/10] ovl: implement containerized syncfs for overlayfs Chengguang Xu
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