From: Chengguang Xu <cgxu519@mykernel.net>
To: miklos@szeredi.hu, amir73il@gmail.com, jack@suse.cz
Cc: linux-unionfs@vger.kernel.org, linux-fsdevel@vger.kernel.org,
Chengguang Xu <cgxu519@mykernel.net>
Subject: [RFC PATCH v2 1/8] ovl: setup overlayfs' private bdi
Date: Sun, 25 Oct 2020 11:41:10 +0800 [thread overview]
Message-ID: <20201025034117.4918-2-cgxu519@mykernel.net> (raw)
In-Reply-To: <20201025034117.4918-1-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 290983bcfbb3..d1e546abce87 100644
--- a/fs/overlayfs/super.c
+++ b/fs/overlayfs/super.c
@@ -1869,6 +1869,10 @@ 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;
+
ofs->creator_cred = cred = prepare_creds();
if (!cred)
goto out_err;
--
2.26.2
next prev parent reply other threads:[~2020-10-25 3:42 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-25 3:41 [RFC PATCH v2 0/8] implement containerized syncfs for overlayfs Chengguang Xu
2020-10-25 3:41 ` Chengguang Xu [this message]
2020-10-25 3:41 ` [RFC PATCH v2 2/8] ovl: implement ->writepages operation Chengguang Xu
2020-11-02 17:17 ` Jan Kara
2020-11-04 12:18 ` Chengguang Xu
2020-11-05 13:55 ` Jan Kara
2020-11-06 5:57 ` Chengguang Xu
2020-10-25 3:41 ` [RFC PATCH v2 3/8] ovl: implement overlayfs' ->evict_inode operation Chengguang Xu
2020-10-25 3:41 ` [RFC PATCH v2 4/8] ovl: mark overlayfs' inode dirty on modification Chengguang Xu
2020-10-25 3:41 ` [RFC PATCH v2 5/8] ovl: mark overlayfs' inode dirty on shared writable mmap Chengguang Xu
2020-11-02 17:30 ` Jan Kara
2020-11-04 11:54 ` Chengguang Xu
2020-11-05 14:03 ` Jan Kara
2020-11-05 14:21 ` Amir Goldstein
2020-11-05 15:54 ` Jan Kara
2020-11-06 2:41 ` Chengguang Xu
2020-11-06 8:50 ` Jan Kara
2020-11-06 9:47 ` Chengguang Xu
2020-10-25 3:41 ` [RFC PATCH v2 6/8] ovl: implement overlayfs' ->write_inode operation Chengguang Xu
2020-10-25 3:41 ` [RFC PATCH v2 7/8] ovl: cache dirty overlayfs' inode Chengguang Xu
2020-10-25 3:41 ` [RFC PATCH v2 8/8] ovl: implement containerized syncfs for overlayfs Chengguang Xu
2020-10-30 15:46 ` [RFC PATCH v2 0/8] " Miklos Szeredi
2020-10-31 12:22 ` Chengguang Xu
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