From: Christoph Hellwig <hch@lst.de>
To: Jens Axboe <axboe@kernel.dk>
Cc: Song Liu <song@kernel.org>, Hans de Goede <hdegoede@redhat.com>,
Coly Li <colyli@suse.de>, Richard Weinberger <richard@nod.at>,
Minchan Kim <minchan@kernel.org>,
Johannes Thumshirn <Johannes.Thumshirn@wdc.com>,
Justin Sanders <justin@coraid.com>,
linux-mtd@lists.infradead.org, dm-devel@redhat.com,
linux-block@vger.kernel.org, linux-bcache@vger.kernel.org,
linux-kernel@vger.kernel.org, drbd-dev@lists.linbit.com,
linux-raid@vger.kernel.org, linux-fsdevel@vger.kernel.org,
linux-mm@kvack.org, cgroups@vger.kernel.org,
Jan Kara <jack@suse.cz>,
Johannes Thumshirn <johannes.thumshirn@wdc.com>
Subject: [PATCH 01/13] fs: remove the unused SB_I_MULTIROOT flag
Date: Mon, 21 Sep 2020 10:07:22 +0200 [thread overview]
Message-ID: <20200921080734.452759-2-hch@lst.de> (raw)
In-Reply-To: <20200921080734.452759-1-hch@lst.de>
The last user of SB_I_MULTIROOT is disappeared with commit f2aedb713c28
("NFS: Add fs_context support.")
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jan Kara <jack@suse.cz>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
---
fs/namei.c | 4 ++--
include/linux/fs.h | 1 -
2 files changed, 2 insertions(+), 3 deletions(-)
diff --git a/fs/namei.c b/fs/namei.c
index e99e2a9da0f7de..f1eb8ccd2be958 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -568,8 +568,8 @@ static bool path_connected(struct vfsmount *mnt, struct dentry *dentry)
{
struct super_block *sb = mnt->mnt_sb;
- /* Bind mounts and multi-root filesystems can have disconnected paths */
- if (!(sb->s_iflags & SB_I_MULTIROOT) && (mnt->mnt_root == sb->s_root))
+ /* Bind mounts can have disconnected paths */
+ if (mnt->mnt_root == sb->s_root)
return true;
return is_subdir(dentry, mnt->mnt_root);
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 7519ae003a082c..fbd74df5ce5f34 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1385,7 +1385,6 @@ extern int send_sigurg(struct fown_struct *fown);
#define SB_I_CGROUPWB 0x00000001 /* cgroup-aware writeback enabled */
#define SB_I_NOEXEC 0x00000002 /* Ignore executables on this fs */
#define SB_I_NODEV 0x00000004 /* Ignore devices on this fs */
-#define SB_I_MULTIROOT 0x00000008 /* Multiple roots to the dentry tree */
/* sb->s_iflags to limit user namespace mounts */
#define SB_I_USERNS_VISIBLE 0x00000010 /* fstype already mounted */
--
2.28.0
WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@lst.de>
To: Jens Axboe <axboe@kernel.dk>
Cc: linux-raid@vger.kernel.org, Hans de Goede <hdegoede@redhat.com>,
Justin Sanders <justin@coraid.com>, Jan Kara <jack@suse.cz>,
Minchan Kim <minchan@kernel.org>,
Johannes Thumshirn <johannes.thumshirn@wdc.com>,
linux-bcache@vger.kernel.org, Coly Li <colyli@suse.de>,
linux-block@vger.kernel.org, Song Liu <song@kernel.org>,
dm-devel@redhat.com, linux-mtd@lists.infradead.org,
Richard Weinberger <richard@nod.at>,
linux-fsdevel@vger.kernel.org, cgroups@vger.kernel.org,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
drbd-dev@lists.linbit.com
Subject: [PATCH 01/13] fs: remove the unused SB_I_MULTIROOT flag
Date: Mon, 21 Sep 2020 10:07:22 +0200 [thread overview]
Message-ID: <20200921080734.452759-2-hch@lst.de> (raw)
In-Reply-To: <20200921080734.452759-1-hch@lst.de>
The last user of SB_I_MULTIROOT is disappeared with commit f2aedb713c28
("NFS: Add fs_context support.")
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jan Kara <jack@suse.cz>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
---
fs/namei.c | 4 ++--
include/linux/fs.h | 1 -
2 files changed, 2 insertions(+), 3 deletions(-)
diff --git a/fs/namei.c b/fs/namei.c
index e99e2a9da0f7de..f1eb8ccd2be958 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -568,8 +568,8 @@ static bool path_connected(struct vfsmount *mnt, struct dentry *dentry)
{
struct super_block *sb = mnt->mnt_sb;
- /* Bind mounts and multi-root filesystems can have disconnected paths */
- if (!(sb->s_iflags & SB_I_MULTIROOT) && (mnt->mnt_root == sb->s_root))
+ /* Bind mounts can have disconnected paths */
+ if (mnt->mnt_root == sb->s_root)
return true;
return is_subdir(dentry, mnt->mnt_root);
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 7519ae003a082c..fbd74df5ce5f34 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1385,7 +1385,6 @@ extern int send_sigurg(struct fown_struct *fown);
#define SB_I_CGROUPWB 0x00000001 /* cgroup-aware writeback enabled */
#define SB_I_NOEXEC 0x00000002 /* Ignore executables on this fs */
#define SB_I_NODEV 0x00000004 /* Ignore devices on this fs */
-#define SB_I_MULTIROOT 0x00000008 /* Multiple roots to the dentry tree */
/* sb->s_iflags to limit user namespace mounts */
#define SB_I_USERNS_VISIBLE 0x00000010 /* fstype already mounted */
--
2.28.0
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Linux MTD discussion mailing list
http://lists.infradead.org/mailman/listinfo/linux-mtd/
next prev parent reply other threads:[~2020-09-21 8:07 UTC|newest]
Thread overview: 57+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-21 8:07 bdi cleanups v6 Christoph Hellwig
2020-09-21 8:07 ` Christoph Hellwig
2020-09-21 8:07 ` Christoph Hellwig
2020-09-21 8:07 ` Christoph Hellwig [this message]
2020-09-21 8:07 ` [PATCH 01/13] fs: remove the unused SB_I_MULTIROOT flag Christoph Hellwig
2020-09-21 8:07 ` [PATCH 02/13] drbd: remove dead code in device_to_statistics Christoph Hellwig
2020-09-21 8:07 ` Christoph Hellwig
2020-09-21 8:07 ` [PATCH 03/13] bcache: inherit the optimal I/O size Christoph Hellwig
2020-09-21 8:07 ` Christoph Hellwig
2020-09-21 9:54 ` Coly Li
2020-09-21 9:54 ` Coly Li
2020-09-21 14:00 ` Christoph Hellwig
2020-09-21 14:00 ` Christoph Hellwig
2020-09-21 14:00 ` Christoph Hellwig
2020-09-21 15:09 ` Coly Li
2020-09-21 15:09 ` Coly Li
2020-09-21 18:18 ` Christoph Hellwig
2020-09-21 18:18 ` Christoph Hellwig
2020-09-22 8:44 ` Jan Kara
2020-09-22 8:44 ` Jan Kara
2020-09-22 8:44 ` Jan Kara
2020-09-22 9:39 ` Coly Li
2020-09-22 9:39 ` Coly Li
2020-09-21 8:07 ` [PATCH 04/13] aoe: set an " Christoph Hellwig
2020-09-21 8:07 ` Christoph Hellwig
2020-09-22 8:45 ` Jan Kara
2020-09-22 8:45 ` Jan Kara
2020-09-21 8:07 ` [PATCH 05/13] bdi: initialize ->ra_pages and ->io_pages in bdi_init Christoph Hellwig
2020-09-21 8:07 ` Christoph Hellwig
2020-09-22 8:49 ` Jan Kara
2020-09-22 8:49 ` Jan Kara
2020-09-22 8:49 ` Jan Kara
2020-09-23 15:16 ` Christoph Hellwig
2020-09-23 15:16 ` Christoph Hellwig
2020-09-21 8:07 ` [PATCH 06/13] md: update the optimal I/O size on reshape Christoph Hellwig
2020-09-21 8:07 ` Christoph Hellwig
2020-09-21 8:07 ` Christoph Hellwig
2020-09-21 8:07 ` [PATCH 07/13] block: lift setting the readahead size into the block layer Christoph Hellwig
2020-09-21 8:07 ` Christoph Hellwig
2020-09-22 9:13 ` Jan Kara
2020-09-22 9:13 ` Jan Kara
2020-09-22 9:51 ` Coly Li
2020-09-22 9:51 ` Coly Li
2020-09-21 8:07 ` [PATCH 08/13] bdi: remove BDI_CAP_CGROUP_WRITEBACK Christoph Hellwig
2020-09-21 8:07 ` Christoph Hellwig
2020-09-21 8:07 ` [PATCH 09/13] bdi: remove BDI_CAP_SYNCHRONOUS_IO Christoph Hellwig
2020-09-21 8:07 ` Christoph Hellwig
2020-09-21 8:07 ` [PATCH 10/13] mm: use SWP_SYNCHRONOUS_IO more intelligently Christoph Hellwig
2020-09-21 8:07 ` Christoph Hellwig
2020-09-21 8:07 ` [PATCH 11/13] bdi: replace BDI_CAP_STABLE_WRITES with a queue and a sb flag Christoph Hellwig
2020-09-21 8:07 ` Christoph Hellwig
2020-09-21 8:07 ` [PATCH 12/13] bdi: invert BDI_CAP_NO_ACCT_WB Christoph Hellwig
2020-09-21 8:07 ` Christoph Hellwig
2020-09-21 8:07 ` [PATCH 13/13] bdi: replace BDI_CAP_NO_{WRITEBACK,ACCT_DIRTY} with a single flag Christoph Hellwig
2020-09-21 8:07 ` [PATCH 13/13] bdi: replace BDI_CAP_NO_{WRITEBACK, ACCT_DIRTY} " Christoph Hellwig
2020-09-24 6:51 bdi cleanups v7 Christoph Hellwig
2020-09-24 6:51 ` [PATCH 01/13] fs: remove the unused SB_I_MULTIROOT flag Christoph Hellwig
2020-09-24 6:51 ` Christoph Hellwig
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