[RFC PATCH V6 1/7] ovl: setup overlayfs' private bdi
From: Chengguang Xu <hidden>
Date: 2021-11-22 03:16:52
Also in:
linux-fsdevel, lkml
Subsystem:
filesystems (vfs and infrastructure), overlay filesystem, the rest · Maintainers:
Alexander Viro, Christian Brauner, Miklos Szeredi, Amir Goldstein, Linus Torvalds
From: Chengguang Xu <redacted> Setup overlayfs' private bdi so that we can collect overlayfs' own dirty inodes. Signed-off-by: Chengguang Xu <redacted> --- fs/overlayfs/super.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/fs/overlayfs/super.c b/fs/overlayfs/super.c
index 265181c110ae..18a12088a37b 100644
--- a/fs/overlayfs/super.c
+++ b/fs/overlayfs/super.c@@ -1984,6 +1984,10 @@ 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