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From: Andreas Gruenbacher <agruenba-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
To: Christoph Hellwig <hch-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
Cc: Alexander Viro
	<viro-RmSDqhL/yNMiFSDQTTA3OLVCufUGDwFn@public.gmane.org>,
	"Theodore Ts'o" <tytso-3s7WtUTddSA@public.gmane.org>,
	Andreas Dilger
	<adilger.kernel-m1MBpc4rdrD3fQ9qLvQP4Q@public.gmane.org>,
	"J. Bruce Fields"
	<bfields-uC3wQj2KruNg9hUCZPvPmw@public.gmane.org>,
	Jeff Layton <jlayton-vpEMnDpepFuMZCB2o+C8xQ@public.gmane.org>,
	Trond Myklebust
	<trond.myklebust-7I+n7zu2hftEKMMhf/gKZA@public.gmane.org>,
	Anna Schumaker
	<anna.schumaker-HgOvQuBEEgTQT0dZR+AlfA@public.gmane.org>,
	Dave Chinner <david-FqsqvQoI3Ljby3iVrkZq2A@public.gmane.org>,
	linux-ext4 <linux-ext4-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	XFS Developers <xfs-VZNHf3L845pBDgjK7y7TUQ@public.gmane.org>,
	LKML <linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	linux-fsdevel
	<linux-fsdevel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	Linux NFS Mailing List
	<linux-nfs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	linux-cifs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	Linux API <linux-api-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Subject: Re: [PATCH v15 00/22] Richacls (Core and Ext4)
Date: Tue, 10 Nov 2015 13:39:52 +0100	[thread overview]
Message-ID: <CAHc6FU5g7=wd1Wt4+GCaLJjNu7giruZyAON3VcYn-A=ffYMsmw@mail.gmail.com> (raw)
In-Reply-To: <20151110112943.GA17038-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>

On Tue, Nov 10, 2015 at 12:29 PM, Christoph Hellwig <hch-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org> wrote:
> On Mon, Nov 09, 2015 at 12:08:41PM +0100, Andreas Gruenbacher wrote:
>> Here is another update to the richacl patch queue.  This posting contains
>> the patches ready to be merged; the patches later in the queue still need
>> some more review.
>
> It still has the same crappy fs interfaces with lots of boilerplate
> code

Could you please be more specific so that I can trace this complaint
to some actual code?

> and still abuses xattrs instead of a proper syscall interface.
> That's far from being ready to merge.

The xattr syscall interface is what's used for very similar kinds of
things today; using it for richacls as well sure does not count as
abuse. Things could be improved in the xattr interface and in its
implementation, but we need more substantial reasons than that for
reimplementing the wheel once again.

[The recently discussed xattr fixes
(http://permalink.gmane.org/gmane.linux.file-systems/101502) and two
small POSIX ACL fixes
(http://permalink.gmane.org/gmane.linux.file-systems/101499) are
currently stuck waiting for Al, by the way.]

Thanks,
Andreas

WARNING: multiple messages have this Message-ID (diff)
From: Andreas Gruenbacher <agruenba@redhat.com>
To: Christoph Hellwig <hch@infradead.org>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>,
	"Theodore Ts'o" <tytso@mit.edu>,
	Andreas Dilger <adilger.kernel@dilger.ca>,
	"J. Bruce Fields" <bfields@fieldses.org>,
	Jeff Layton <jlayton@poochiereds.net>,
	Trond Myklebust <trond.myklebust@primarydata.com>,
	Anna Schumaker <anna.schumaker@netapp.com>,
	Dave Chinner <david@fromorbit.com>,
	linux-ext4 <linux-ext4@vger.kernel.org>,
	XFS Developers <xfs@oss.sgi.com>,
	LKML <linux-kernel@vger.kernel.org>,
	linux-fsdevel <linux-fsdevel@vger.kernel.org>,
	Linux NFS Mailing List <linux-nfs@vger.kernel.org>,
	linux-cifs@vger.kernel.org, Linux API <linux-api@vger.kernel.org>
Subject: Re: [PATCH v15 00/22] Richacls (Core and Ext4)
Date: Tue, 10 Nov 2015 13:39:52 +0100	[thread overview]
Message-ID: <CAHc6FU5g7=wd1Wt4+GCaLJjNu7giruZyAON3VcYn-A=ffYMsmw@mail.gmail.com> (raw)
In-Reply-To: <20151110112943.GA17038@infradead.org>

On Tue, Nov 10, 2015 at 12:29 PM, Christoph Hellwig <hch@infradead.org> wrote:
> On Mon, Nov 09, 2015 at 12:08:41PM +0100, Andreas Gruenbacher wrote:
>> Here is another update to the richacl patch queue.  This posting contains
>> the patches ready to be merged; the patches later in the queue still need
>> some more review.
>
> It still has the same crappy fs interfaces with lots of boilerplate
> code

Could you please be more specific so that I can trace this complaint
to some actual code?

> and still abuses xattrs instead of a proper syscall interface.
> That's far from being ready to merge.

The xattr syscall interface is what's used for very similar kinds of
things today; using it for richacls as well sure does not count as
abuse. Things could be improved in the xattr interface and in its
implementation, but we need more substantial reasons than that for
reimplementing the wheel once again.

[The recently discussed xattr fixes
(http://permalink.gmane.org/gmane.linux.file-systems/101502) and two
small POSIX ACL fixes
(http://permalink.gmane.org/gmane.linux.file-systems/101499) are
currently stuck waiting for Al, by the way.]

Thanks,
Andreas

WARNING: multiple messages have this Message-ID (diff)
From: Andreas Gruenbacher <agruenba@redhat.com>
To: Christoph Hellwig <hch@infradead.org>
Cc: linux-cifs@vger.kernel.org,
	Linux NFS Mailing List <linux-nfs@vger.kernel.org>,
	Theodore Ts'o <tytso@mit.edu>,
	Linux API <linux-api@vger.kernel.org>,
	Trond Myklebust <trond.myklebust@primarydata.com>,
	LKML <linux-kernel@vger.kernel.org>,
	XFS Developers <xfs@oss.sgi.com>,
	"J. Bruce Fields" <bfields@fieldses.org>,
	Andreas Dilger <adilger.kernel@dilger.ca>,
	Alexander Viro <viro@zeniv.linux.org.uk>,
	linux-fsdevel <linux-fsdevel@vger.kernel.org>,
	Jeff Layton <jlayton@poochiereds.net>,
	linux-ext4 <linux-ext4@vger.kernel.org>,
	Anna Schumaker <anna.schumaker@netapp.com>
Subject: Re: [PATCH v15 00/22] Richacls (Core and Ext4)
Date: Tue, 10 Nov 2015 13:39:52 +0100	[thread overview]
Message-ID: <CAHc6FU5g7=wd1Wt4+GCaLJjNu7giruZyAON3VcYn-A=ffYMsmw@mail.gmail.com> (raw)
In-Reply-To: <20151110112943.GA17038@infradead.org>

On Tue, Nov 10, 2015 at 12:29 PM, Christoph Hellwig <hch@infradead.org> wrote:
> On Mon, Nov 09, 2015 at 12:08:41PM +0100, Andreas Gruenbacher wrote:
>> Here is another update to the richacl patch queue.  This posting contains
>> the patches ready to be merged; the patches later in the queue still need
>> some more review.
>
> It still has the same crappy fs interfaces with lots of boilerplate
> code

Could you please be more specific so that I can trace this complaint
to some actual code?

> and still abuses xattrs instead of a proper syscall interface.
> That's far from being ready to merge.

The xattr syscall interface is what's used for very similar kinds of
things today; using it for richacls as well sure does not count as
abuse. Things could be improved in the xattr interface and in its
implementation, but we need more substantial reasons than that for
reimplementing the wheel once again.

[The recently discussed xattr fixes
(http://permalink.gmane.org/gmane.linux.file-systems/101502) and two
small POSIX ACL fixes
(http://permalink.gmane.org/gmane.linux.file-systems/101499) are
currently stuck waiting for Al, by the way.]

Thanks,
Andreas

_______________________________________________
xfs mailing list
xfs@oss.sgi.com
http://oss.sgi.com/mailman/listinfo/xfs

  parent reply	other threads:[~2015-11-10 12:39 UTC|newest]

Thread overview: 73+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-11-09 11:08 [PATCH v15 00/22] Richacls (Core and Ext4) Andreas Gruenbacher
2015-11-09 11:08 ` Andreas Gruenbacher
2015-11-09 11:08 ` Andreas Gruenbacher
2015-11-09 11:08 ` [PATCH v15 01/22] vfs: Add IS_ACL() and IS_RICHACL() tests Andreas Gruenbacher
2015-11-09 11:08   ` Andreas Gruenbacher
2015-11-09 11:08 ` [PATCH v15 02/22] vfs: Add MAY_CREATE_FILE and MAY_CREATE_DIR permission flags Andreas Gruenbacher
2015-11-09 11:08   ` Andreas Gruenbacher
2015-11-09 11:08 ` [PATCH v15 03/22] vfs: Add MAY_DELETE_SELF and MAY_DELETE_CHILD " Andreas Gruenbacher
2015-11-09 11:08   ` Andreas Gruenbacher
2015-11-09 11:08 ` [PATCH v15 04/22] vfs: Make the inode passed to inode_change_ok non-const Andreas Gruenbacher
2015-11-09 11:08   ` Andreas Gruenbacher
2015-11-09 11:08 ` [PATCH v15 05/22] vfs: Add permission flags for setting file attributes Andreas Gruenbacher
2015-11-09 11:08   ` Andreas Gruenbacher
2015-11-09 11:08 ` [PATCH v15 06/22] richacl: In-memory representation and helper functions Andreas Gruenbacher
2015-11-09 11:08   ` Andreas Gruenbacher
2015-11-09 11:08 ` [PATCH v15 07/22] richacl: Permission mapping functions Andreas Gruenbacher
2015-11-09 11:08   ` Andreas Gruenbacher
2015-11-09 11:08 ` [PATCH v15 08/22] richacl: Compute maximum file masks from an acl Andreas Gruenbacher
2015-11-09 11:08   ` Andreas Gruenbacher
2015-11-09 11:08 ` [PATCH v15 09/22] richacl: Permission check algorithm Andreas Gruenbacher
2015-11-09 11:08   ` Andreas Gruenbacher
2015-11-09 11:08 ` [PATCH v15 10/22] posix_acl: Unexport acl_by_type and make it static Andreas Gruenbacher
2015-11-09 11:08   ` Andreas Gruenbacher
     [not found] ` <1447067343-31479-1-git-send-email-agruenba-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2015-11-09 11:08   ` [PATCH v15 11/22] vfs: Cache base_acl objects in inodes Andreas Gruenbacher
2015-11-09 11:08     ` Andreas Gruenbacher
2015-11-09 11:08     ` Andreas Gruenbacher
2015-11-09 11:09   ` [PATCH v15 22/22] ext4: Add richacl feature flag Andreas Gruenbacher
2015-11-09 11:09     ` Andreas Gruenbacher
2015-11-09 11:09     ` Andreas Gruenbacher
2015-11-10 11:29   ` [PATCH v15 00/22] Richacls (Core and Ext4) Christoph Hellwig
2015-11-10 11:29     ` Christoph Hellwig
2015-11-10 11:29     ` Christoph Hellwig
     [not found]     ` <20151110112943.GA17038-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2015-11-10 12:39       ` Andreas Gruenbacher [this message]
2015-11-10 12:39         ` Andreas Gruenbacher
2015-11-10 12:39         ` Andreas Gruenbacher
     [not found]         ` <CAHc6FU5g7=wd1Wt4+GCaLJjNu7giruZyAON3VcYn-A=ffYMsmw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-11-10 16:43           ` Steve French
2015-11-10 16:43             ` Steve French
2015-11-10 16:43             ` Steve French
2015-11-10 17:07             ` J. Bruce Fields
2015-11-10 17:07               ` J. Bruce Fields
2015-11-10 17:58               ` Andreas Gruenbacher
2015-11-10 17:58                 ` Andreas Gruenbacher
     [not found]                 ` <CAHc6FU6aWsWO1SOSyNVnbObE0GoE4dr5a3WVTgvX4xn0wum1Fg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-11-10 19:17                   ` J. Bruce Fields
2015-11-10 19:17                     ` J. Bruce Fields
2015-11-10 19:17                     ` J. Bruce Fields
2015-11-11  7:57           ` Christoph Hellwig
2015-11-11  7:57             ` Christoph Hellwig
2015-11-11  7:57             ` Christoph Hellwig
     [not found]             ` <20151111075707.GA23752-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2015-11-11 13:59               ` Andreas Gruenbacher
2015-11-11 13:59                 ` Andreas Gruenbacher
2015-11-11 13:59                 ` Andreas Gruenbacher
2015-11-09 11:08 ` [PATCH v15 12/22] vfs: Add get_richacl and set_richacl inode operations Andreas Gruenbacher
2015-11-09 11:08   ` Andreas Gruenbacher
2015-11-09 11:08 ` [PATCH v15 13/22] vfs: Cache richacl in struct inode Andreas Gruenbacher
2015-11-09 11:08   ` Andreas Gruenbacher
2015-11-09 11:08 ` [PATCH v15 14/22] richacl: Update the file masks in chmod() Andreas Gruenbacher
2015-11-09 11:08   ` Andreas Gruenbacher
2015-11-09 11:08 ` [PATCH v15 15/22] richacl: Check if an acl is equivalent to a file mode Andreas Gruenbacher
2015-11-09 11:08   ` Andreas Gruenbacher
2015-11-09 11:08 ` [PATCH v15 16/22] richacl: Create-time inheritance Andreas Gruenbacher
2015-11-09 11:08   ` Andreas Gruenbacher
2015-11-09 11:08 ` [PATCH v15 17/22] richacl: Automatic Inheritance Andreas Gruenbacher
2015-11-09 11:08   ` Andreas Gruenbacher
2015-11-09 11:08 ` [PATCH v15 18/22] richacl: xattr mapping functions Andreas Gruenbacher
2015-11-09 11:08   ` Andreas Gruenbacher
2015-11-09 11:09 ` [PATCH v15 19/22] richacl: Add richacl xattr handler Andreas Gruenbacher
2015-11-09 11:09   ` Andreas Gruenbacher
2015-11-11  1:16   ` Andreas Gruenbacher
2015-11-11  1:16     ` Andreas Gruenbacher
2015-11-09 11:09 ` [PATCH v15 20/22] vfs: Add richacl permission checking Andreas Gruenbacher
2015-11-09 11:09   ` Andreas Gruenbacher
2015-11-09 11:09 ` [PATCH v15 21/22] ext4: Add richacl support Andreas Gruenbacher
2015-11-09 11:09   ` Andreas Gruenbacher

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