From: Amir Goldstein <amir73il@gmail.com>
To: Miklos Szeredi <miklos@szeredi.hu>
Cc: Jan Kara <jack@suse.com>, Al Viro <viro@zeniv.linux.org.uk>,
linux-unionfs@vger.kernel.org, linux-fsdevel@vger.kernel.org
Subject: [RFC][PATCH v2 3/3] ovl: support freeze/thaw super
Date: Mon, 23 Jan 2017 14:32:22 +0200 [thread overview]
Message-ID: <1485174742-15866-4-git-send-email-amir73il@gmail.com> (raw)
In-Reply-To: <1485174742-15866-1-git-send-email-amir73il@gmail.com>
Signed-off-by: Amir Goldstein <amir73il@gmail.com>
---
fs/overlayfs/super.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/fs/overlayfs/super.c b/fs/overlayfs/super.c
index 346f668..cb85eeb 100644
--- a/fs/overlayfs/super.c
+++ b/fs/overlayfs/super.c
@@ -179,6 +179,16 @@ static int ovl_sync_fs(struct super_block *sb, int wait)
return ret;
}
+static int ovl_freeze(struct super_block *sb)
+{
+ return 0;
+}
+
+static int ovl_unfreeze(struct super_block *sb)
+{
+ return 0;
+}
+
/**
* ovl_statfs
* @sb: The overlayfs super block
@@ -242,6 +252,8 @@ static int ovl_remount(struct super_block *sb, int *flags, char *data)
static const struct super_operations ovl_super_operations = {
.put_super = ovl_put_super,
.sync_fs = ovl_sync_fs,
+ .freeze_fs = ovl_freeze,
+ .unfreeze_fs = ovl_unfreeze,
.statfs = ovl_statfs,
.show_options = ovl_show_options,
.remount_fs = ovl_remount,
--
2.7.4
next prev parent reply other threads:[~2017-01-23 12:33 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-23 12:32 [RFC][PATCH v2 0/3] overlayfs: support freeze/thaw/syncfs Amir Goldstein
2017-01-23 12:32 ` [RFC][PATCH v2 1/3] vfs: freeze protect overlay inode on file_start_write() Amir Goldstein
2017-01-23 19:43 ` [RFC][PATCH v2 4/4] vfs: wrap write f_ops with file_{start,end}_write() Amir Goldstein
2017-01-24 10:09 ` Jan Kara
2017-01-27 11:09 ` Miklos Szeredi
2017-01-27 11:50 ` Amir Goldstein
2017-01-27 16:20 ` Amir Goldstein
2017-01-27 16:31 ` Darrick J. Wong
2017-01-27 17:29 ` Amir Goldstein
2017-01-27 17:51 ` Christoph Hellwig
2017-01-27 19:30 ` Michael Kerrisk (man-pages)
2017-01-27 20:09 ` Amir Goldstein
2017-01-31 7:11 ` Amir Goldstein
2017-02-06 14:49 ` Amir Goldstein
2017-02-07 15:03 ` Miklos Szeredi
2017-01-23 12:32 ` [RFC][PATCH v2 2/3] ovl: properly implement sync_filesystem() Amir Goldstein
2017-01-23 12:32 ` Amir Goldstein [this message]
2017-01-23 19:52 ` [RFC][PATCH v2 0/3] overlayfs: support freeze/thaw/syncfs Amir Goldstein
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