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From: "Darrick J. Wong" <darrick.wong@oracle.com>
To: Al Viro <viro@zeniv.linux.org.uk>
Cc: matthew.garrett@nebula.com, yuchao0@huawei.com, tytso@mit.edu,
	shaggy@kernel.org, ard.biesheuvel@linaro.org,
	josef@toxicpanda.com, hch@infradead.org, clm@fb.com,
	adilger.kernel@dilger.ca, jk@ozlabs.org, jack@suse.com,
	dsterba@suse.com, jaegeuk@kernel.org, cluster-devel@redhat.com,
	jfs-discussion@lists.sourceforge.net, linux-efi@vger.kernel.org,
	Jan Kara <jack@suse.cz>,
	reiserfs-devel@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-f2fs-devel@lists.sourceforge.net,
	linux-xfs@vger.kernel.org, linux-nilfs@vger.kernel.org,
	linux-mtd@lists.infradead.org, ocfs2-devel@oss.oracle.com,
	linux-fsdevel@vger.kernel.org, linux-ext4@vger.kernel.org,
	Christoph Hellwig <hch@lst.de>,
	linux-btrfs@vger.kernel.org
Subject: Re: [PATCH 1/5] vfs: create a generic checking and prep function for FS_IOC_SETFLAGS
Date: Wed, 26 Jun 2019 08:30:36 -0700	[thread overview]
Message-ID: <20190626153036.GD5171@magnolia> (raw)
In-Reply-To: <20190626040202.GA32272@ZenIV.linux.org.uk>

On Wed, Jun 26, 2019 at 05:02:02AM +0100, Al Viro wrote:
> On Tue, Jun 25, 2019 at 07:32:10PM -0700, Darrick J. Wong wrote:
> > From: Darrick J. Wong <darrick.wong@oracle.com>
> > 
> > Create a generic function to check incoming FS_IOC_SETFLAGS flag values
> > and later prepare the inode for updates so that we can standardize the
> > implementations that follow ext4's flag values.
> 
> Change in efivarfs behaviour deserves a note.  I'm not saying it's wrong,
> but behaviour is changed there - no-op FS_IOC_SETFLAGS used to fail
> without CAP_LINUX_IMMUTABLE...

Ok, will do.  FWIW I wondered about fixing the orangefs usage too (using
an unsigned long uval to hold the contents of an unsigned int coming
from userspace) but ... that's their decision.

--D

WARNING: multiple messages have this Message-ID (diff)
From: Darrick J. Wong <darrick.wong@oracle.com>
To: Al Viro <viro@zeniv.linux.org.uk>
Cc: matthew.garrett@nebula.com, yuchao0@huawei.com, tytso@mit.edu,
	shaggy@kernel.org, ard.biesheuvel@linaro.org,
	josef@toxicpanda.com, hch@infradead.org, clm@fb.com,
	adilger.kernel@dilger.ca, jk@ozlabs.org, jack@suse.com,
	dsterba@suse.com, jaegeuk@kernel.org, cluster-devel@redhat.com,
	jfs-discussion@lists.sourceforge.net, linux-efi@vger.kernel.org,
	Jan Kara <jack@suse.cz>,
	reiserfs-devel@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-f2fs-devel@lists.sourceforge.net,
	linux-xfs@vger.kernel.org, linux-nilfs@vger.kernel.org,
	linux-mtd@lists.infradead.org, ocfs2-devel@oss.oracle.com,
	linux-fsdevel@vger.kernel.org, linux-ext4@vger.kernel.org,
	Christoph Hellwig <hch@lst.de>,
	linux-btrfs@vger.kernel.org
Subject: [Ocfs2-devel] [PATCH 1/5] vfs: create a generic checking and prep function for FS_IOC_SETFLAGS
Date: Wed, 26 Jun 2019 08:30:36 -0700	[thread overview]
Message-ID: <20190626153036.GD5171@magnolia> (raw)
In-Reply-To: <20190626040202.GA32272@ZenIV.linux.org.uk>

On Wed, Jun 26, 2019 at 05:02:02AM +0100, Al Viro wrote:
> On Tue, Jun 25, 2019 at 07:32:10PM -0700, Darrick J. Wong wrote:
> > From: Darrick J. Wong <darrick.wong@oracle.com>
> > 
> > Create a generic function to check incoming FS_IOC_SETFLAGS flag values
> > and later prepare the inode for updates so that we can standardize the
> > implementations that follow ext4's flag values.
> 
> Change in efivarfs behaviour deserves a note.  I'm not saying it's wrong,
> but behaviour is changed there - no-op FS_IOC_SETFLAGS used to fail
> without CAP_LINUX_IMMUTABLE...

Ok, will do.  FWIW I wondered about fixing the orangefs usage too (using
an unsigned long uval to hold the contents of an unsigned int coming
from userspace) but ... that's their decision.

--D

WARNING: multiple messages have this Message-ID (diff)
From: "Darrick J. Wong" <darrick.wong@oracle.com>
To: Al Viro <viro@zeniv.linux.org.uk>
Cc: shaggy@kernel.org, jfs-discussion@lists.sourceforge.net,
	linux-efi@vger.kernel.org, Jan Kara <jack@suse.cz>,
	hch@infradead.org, linux-btrfs@vger.kernel.org, clm@fb.com,
	adilger.kernel@dilger.ca, Christoph Hellwig <hch@lst.de>,
	matthew.garrett@nebula.com, linux-nilfs@vger.kernel.org,
	cluster-devel@redhat.com, linux-ext4@vger.kernel.org,
	josef@toxicpanda.com, reiserfs-devel@vger.kernel.org,
	dsterba@suse.com, jaegeuk@kernel.org, tytso@mit.edu,
	ard.biesheuvel@linaro.org, linux-kernel@vger.kernel.org,
	linux-f2fs-devel@lists.sourceforge.net,
	linux-xfs@vger.kernel.org, jk@ozlabs.org, jack@suse.com,
	linux-fsdevel@vger.kernel.org, linux-mtd@lists.infradead.org,
	ocfs2-devel@oss.oracle.com
Subject: Re: [f2fs-dev] [PATCH 1/5] vfs: create a generic checking and prep function for FS_IOC_SETFLAGS
Date: Wed, 26 Jun 2019 08:30:36 -0700	[thread overview]
Message-ID: <20190626153036.GD5171@magnolia> (raw)
In-Reply-To: <20190626040202.GA32272@ZenIV.linux.org.uk>

On Wed, Jun 26, 2019 at 05:02:02AM +0100, Al Viro wrote:
> On Tue, Jun 25, 2019 at 07:32:10PM -0700, Darrick J. Wong wrote:
> > From: Darrick J. Wong <darrick.wong@oracle.com>
> > 
> > Create a generic function to check incoming FS_IOC_SETFLAGS flag values
> > and later prepare the inode for updates so that we can standardize the
> > implementations that follow ext4's flag values.
> 
> Change in efivarfs behaviour deserves a note.  I'm not saying it's wrong,
> but behaviour is changed there - no-op FS_IOC_SETFLAGS used to fail
> without CAP_LINUX_IMMUTABLE...

Ok, will do.  FWIW I wondered about fixing the orangefs usage too (using
an unsigned long uval to hold the contents of an unsigned int coming
from userspace) but ... that's their decision.

--D


_______________________________________________
Linux-f2fs-devel mailing list
Linux-f2fs-devel@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel

WARNING: multiple messages have this Message-ID (diff)
From: "Darrick J. Wong" <darrick.wong@oracle.com>
To: Al Viro <viro@zeniv.linux.org.uk>
Cc: shaggy@kernel.org, jfs-discussion@lists.sourceforge.net,
	linux-efi@vger.kernel.org, Jan Kara <jack@suse.cz>,
	hch@infradead.org, linux-btrfs@vger.kernel.org,
	yuchao0@huawei.com, clm@fb.com, adilger.kernel@dilger.ca,
	Christoph Hellwig <hch@lst.de>,
	matthew.garrett@nebula.com, linux-nilfs@vger.kernel.org,
	cluster-devel@redhat.com, linux-ext4@vger.kernel.org,
	josef@toxicpanda.com, reiserfs-devel@vger.kernel.org,
	dsterba@suse.com, jaegeuk@kernel.org, tytso@mit.edu,
	ard.biesheuvel@linaro.org, linux-kernel@vger.kernel.org,
	linux-f2fs-devel@lists.sourceforge.net,
	linux-xfs@vger.kernel.org, jk@ozlabs.org, jack@suse.com,
	linux-fsdevel@vger.kernel.org, linux-mtd@lists.infradead.org,
	ocfs2-devel@oss.oracle.com
Subject: Re: [PATCH 1/5] vfs: create a generic checking and prep function for FS_IOC_SETFLAGS
Date: Wed, 26 Jun 2019 08:30:36 -0700	[thread overview]
Message-ID: <20190626153036.GD5171@magnolia> (raw)
In-Reply-To: <20190626040202.GA32272@ZenIV.linux.org.uk>

On Wed, Jun 26, 2019 at 05:02:02AM +0100, Al Viro wrote:
> On Tue, Jun 25, 2019 at 07:32:10PM -0700, Darrick J. Wong wrote:
> > From: Darrick J. Wong <darrick.wong@oracle.com>
> > 
> > Create a generic function to check incoming FS_IOC_SETFLAGS flag values
> > and later prepare the inode for updates so that we can standardize the
> > implementations that follow ext4's flag values.
> 
> Change in efivarfs behaviour deserves a note.  I'm not saying it's wrong,
> but behaviour is changed there - no-op FS_IOC_SETFLAGS used to fail
> without CAP_LINUX_IMMUTABLE...

Ok, will do.  FWIW I wondered about fixing the orangefs usage too (using
an unsigned long uval to hold the contents of an unsigned int coming
from userspace) but ... that's their decision.

--D

______________________________________________________
Linux MTD discussion mailing list
http://lists.infradead.org/mailman/listinfo/linux-mtd/

WARNING: multiple messages have this Message-ID (diff)
From: Darrick J. Wong <darrick.wong@oracle.com>
To: cluster-devel.redhat.com
Subject: [Cluster-devel] [PATCH 1/5] vfs: create a generic checking and prep function for FS_IOC_SETFLAGS
Date: Wed, 26 Jun 2019 08:30:36 -0700	[thread overview]
Message-ID: <20190626153036.GD5171@magnolia> (raw)
In-Reply-To: <20190626040202.GA32272@ZenIV.linux.org.uk>

On Wed, Jun 26, 2019 at 05:02:02AM +0100, Al Viro wrote:
> On Tue, Jun 25, 2019 at 07:32:10PM -0700, Darrick J. Wong wrote:
> > From: Darrick J. Wong <darrick.wong@oracle.com>
> > 
> > Create a generic function to check incoming FS_IOC_SETFLAGS flag values
> > and later prepare the inode for updates so that we can standardize the
> > implementations that follow ext4's flag values.
> 
> Change in efivarfs behaviour deserves a note.  I'm not saying it's wrong,
> but behaviour is changed there - no-op FS_IOC_SETFLAGS used to fail
> without CAP_LINUX_IMMUTABLE...

Ok, will do.  FWIW I wondered about fixing the orangefs usage too (using
an unsigned long uval to hold the contents of an unsigned int coming
from userspace) but ... that's their decision.

--D



  reply	other threads:[~2019-06-26 15:32 UTC|newest]

Thread overview: 75+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-26  2:32 [PATCH v3 0/5] vfs: clean up SETFLAGS and FSSETXATTR option processing Darrick J. Wong
2019-06-26  2:32 ` Darrick J. Wong
2019-06-26  2:32 ` [Cluster-devel] " Darrick J. Wong
2019-06-26  2:32 ` Darrick J. Wong
2019-06-26  2:32 ` [f2fs-dev] " Darrick J. Wong
2019-06-26  2:32 ` [Ocfs2-devel] " Darrick J. Wong
2019-06-26  2:32 ` [PATCH 1/5] vfs: create a generic checking and prep function for FS_IOC_SETFLAGS Darrick J. Wong
2019-06-26  2:32   ` Darrick J. Wong
2019-06-26  2:32   ` [Cluster-devel] " Darrick J. Wong
2019-06-26  2:32   ` Darrick J. Wong
2019-06-26  2:32   ` [f2fs-dev] " Darrick J. Wong
2019-06-26  4:02   ` Al Viro
2019-06-26  4:02     ` [Cluster-devel] " Al Viro
2019-06-26  4:02     ` Al Viro
2019-06-26  4:02     ` [f2fs-dev] " Al Viro
2019-06-26  4:02     ` [Ocfs2-devel] " Al Viro
2019-06-26 15:30     ` Darrick J. Wong [this message]
2019-06-26 15:30       ` [Cluster-devel] " Darrick J. Wong
2019-06-26 15:30       ` Darrick J. Wong
2019-06-26 15:30       ` [f2fs-dev] " Darrick J. Wong
2019-06-26 15:30       ` [Ocfs2-devel] " Darrick J. Wong
2019-06-26 12:20   ` [Cluster-devel] " Bob Peterson
2019-06-26 12:20     ` Bob Peterson
2019-06-26 12:20     ` Bob Peterson
2019-06-26 12:20     ` [f2fs-dev] " Bob Peterson
2019-06-26  2:32 ` [PATCH 2/5] vfs: create a generic checking function for FS_IOC_FSSETXATTR Darrick J. Wong
2019-06-26  2:32   ` Darrick J. Wong
2019-06-26  2:32   ` [Cluster-devel] " Darrick J. Wong
2019-06-26  2:32   ` Darrick J. Wong
2019-06-26  2:32   ` [f2fs-dev] " Darrick J. Wong
2019-06-26  2:32   ` [Ocfs2-devel] " Darrick J. Wong
2019-06-26  4:11   ` Al Viro
2019-06-26  4:11     ` Al Viro
2019-06-26  4:11     ` [Cluster-devel] " Al Viro
2019-06-26  4:11     ` Al Viro
2019-06-26  4:11     ` [f2fs-dev] " Al Viro
2019-06-26  4:11     ` [Ocfs2-devel] " Al Viro
2019-06-26 15:35     ` Darrick J. Wong
2019-06-26 15:35       ` Darrick J. Wong
2019-06-26 15:35       ` [Cluster-devel] " Darrick J. Wong
2019-06-26 15:35       ` Darrick J. Wong
2019-06-26 15:35       ` [f2fs-dev] " Darrick J. Wong
2019-06-26 15:35       ` [Ocfs2-devel] " Darrick J. Wong
2019-06-26 15:43       ` Christoph Hellwig
2019-06-26 15:43         ` [Cluster-devel] " Christoph Hellwig
2019-06-26 15:43         ` Christoph Hellwig
2019-06-26 15:43         ` [f2fs-dev] " Christoph Hellwig
2019-06-26 15:43         ` [Ocfs2-devel] " Christoph Hellwig
2019-06-27  0:19         ` Darrick J. Wong
2019-06-27  0:19           ` Darrick J. Wong
2019-06-27  0:19           ` [Cluster-devel] " Darrick J. Wong
2019-06-27  0:19           ` Darrick J. Wong
2019-06-27  0:19           ` [f2fs-dev] " Darrick J. Wong
2019-06-27  0:19           ` [Ocfs2-devel] " Darrick J. Wong
2019-06-26  2:32 ` [PATCH 3/5] vfs: teach vfs_ioc_fssetxattr_check to check project id info Darrick J. Wong
2019-06-26  2:32   ` Darrick J. Wong
2019-06-26  2:32   ` [Cluster-devel] " Darrick J. Wong
2019-06-26  2:32   ` Darrick J. Wong
2019-06-26  2:32   ` [f2fs-dev] " Darrick J. Wong
2019-06-26  2:32   ` [Ocfs2-devel] " Darrick J. Wong
2019-06-26  2:32 ` [PATCH 4/5] vfs: teach vfs_ioc_fssetxattr_check to check extent size hints Darrick J. Wong
2019-06-26  2:32   ` Darrick J. Wong
2019-06-26  2:32   ` [Cluster-devel] " Darrick J. Wong
2019-06-26  2:32   ` Darrick J. Wong
2019-06-26  2:32   ` [f2fs-dev] " Darrick J. Wong
2019-06-26  2:32   ` [Ocfs2-devel] " Darrick J. Wong
2019-06-26  2:32 ` [PATCH 5/5] vfs: only allow FSSETXATTR to set DAX flag on files and dirs Darrick J. Wong
2019-06-26  2:32   ` Darrick J. Wong
2019-06-26  2:32   ` [Cluster-devel] " Darrick J. Wong
2019-06-26  2:32   ` Darrick J. Wong
2019-06-26  2:32   ` [f2fs-dev] " Darrick J. Wong
2019-06-26  2:32   ` [Ocfs2-devel] " Darrick J. Wong
2019-06-28 18:33 [PATCH v4 0/5] vfs: clean up SETFLAGS and FSSETXATTR option processing Darrick J. Wong
2019-06-28 18:33 ` [PATCH 1/5] vfs: create a generic checking and prep function for FS_IOC_SETFLAGS Darrick J. Wong
2019-06-28 18:33   ` Darrick J. Wong
2019-06-28 18:33   ` Darrick J. Wong

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