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From: "Darrick J. Wong" <djwong@kernel.org>
To: Jan Kara <jack@suse.cz>
Cc: Christoph Hellwig <hch@infradead.org>,
	linux-fsdevel@vger.kernel.org, Dave Chinner <david@fromorbit.com>,
	ceph-devel@vger.kernel.org, Chao Yu <yuchao0@huawei.com>,
	Damien Le Moal <damien.lemoal@wdc.com>,
	"Darrick J. Wong" <darrick.wong@oracle.com>,
	Jaegeuk Kim <jaegeuk@kernel.org>,
	Jeff Layton <jlayton@kernel.org>,
	Johannes Thumshirn <jth@kernel.org>,
	linux-cifs@vger.kernel.org, linux-ext4@vger.kernel.org,
	linux-f2fs-devel@lists.sourceforge.net, linux-mm@kvack.org,
	linux-xfs@vger.kernel.org, Miklos Szeredi <miklos@szeredi.hu>,
	Steve French <sfrench@samba.org>, Ted Tso <tytso@mit.edu>,
	Matthew Wilcox <willy@infradead.org>,
	Pavel Reichl <preichl@redhat.com>,
	Dave Chinner <dchinner@redhat.com>,
	Eric Sandeen <sandeen@redhat.com>
Subject: Re: [PATCH 07/14] xfs: Refactor xfs_isilocked()
Date: Thu, 17 Jun 2021 09:32:02 -0700	[thread overview]
Message-ID: <20210617163202.GR158209@locust> (raw)
In-Reply-To: <20210617162920.GQ158209@locust>

On Thu, Jun 17, 2021 at 09:29:20AM -0700, Darrick J. Wong wrote:
> On Wed, Jun 16, 2021 at 05:57:12PM +0200, Jan Kara wrote:
> > On Wed 16-06-21 08:47:05, Darrick J. Wong wrote:
> > > On Wed, Jun 16, 2021 at 10:53:04AM +0200, Jan Kara wrote:
> > > > On Wed 16-06-21 06:37:12, Christoph Hellwig wrote:
> > > > > On Tue, Jun 15, 2021 at 11:17:57AM +0200, Jan Kara wrote:
> > > > > > From: Pavel Reichl <preichl@redhat.com>
> > > > > > 
> > > > > > Refactor xfs_isilocked() to use newly introduced __xfs_rwsem_islocked().
> > > > > > __xfs_rwsem_islocked() is a helper function which encapsulates checking
> > > > > > state of rw_semaphores hold by inode.
> > > > > 
> > > > > __xfs_rwsem_islocked doesn't seem to actually existing in any tree I
> > > > > checked yet?
> > > > 
> > > > __xfs_rwsem_islocked is introduced by this patch so I'm not sure what are
> > > > you asking about... :)
> > > 
> > > The sentence structure implies that __xfs_rwsem_islocked was previously
> > > introduced.  You might change the commit message to read:
> > > 
> > > "Introduce a new __xfs_rwsem_islocked predicate to encapsulate checking
> > > the state of a rw_semaphore, then refactor xfs_isilocked to use it."
> > > 
> > > Since it's not quite a straight copy-paste of the old code.
> > 
> > Ah, ok. Sure, I can rephrase the changelog (or we can just update it on
> > commit if that's the only problem with this series...). Oh, now I've
> > remembered I've promised you a branch to pull :) Here it is with this
> > change and Christoph's Reviewed-by tags:
> > 
> > git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs.git hole_punch_fixes
> 
> To catch-up the list with the ext4 concall:
> 
> Dave Chinner and I have been experimenting with accepting tagged pull
> requests, where the tag message is the most recent cover letter so that
> the git history can capture the broader justification for the series and
> the development revision history.  Signed tags would be ideal too,
> though given the impossibility of meeting in person to exchange gnupg
> keys (and the fact that one has to verify that the patches in the branch
> more or less match what's on the list) I don't consider that an
> impediment.
> 
> Also, if you want me to take this through the xfs tree then it would
> make things much easier if you could base this branch off 5.13-rc4, or
> something that won't cause a merge request to pull in a bunch of
> unrelated upstream changes.

Oh, and also: Please send pull requests as a new thread tagged '[GIT
PULL]' so the requests don't get buried in a patch reply thread.

--D

> --D
> 
> > 
> > 								Honza
> > -- 
> > Jan Kara <jack@suse.com>
> > SUSE Labs, CR

WARNING: multiple messages have this Message-ID
From: "Darrick J. Wong" <djwong@kernel.org>
To: Jan Kara <jack@suse.cz>
Cc: Dave Chinner <david@fromorbit.com>,
	linux-mm@kvack.org, linux-cifs@vger.kernel.org,
	"Darrick J. Wong" <darrick.wong@oracle.com>,
	Matthew Wilcox <willy@infradead.org>,
	Christoph Hellwig <hch@infradead.org>,
	linux-ext4@vger.kernel.org, Eric Sandeen <sandeen@redhat.com>,
	Dave Chinner <dchinner@redhat.com>,
	Jaegeuk Kim <jaegeuk@kernel.org>,
	ceph-devel@vger.kernel.org, linux-xfs@vger.kernel.org,
	Damien Le Moal <damien.lemoal@wdc.com>, Ted Tso <tytso@mit.edu>,
	Miklos Szeredi <miklos@szeredi.hu>,
	Jeff Layton <jlayton@kernel.org>,
	linux-f2fs-devel@lists.sourceforge.net,
	Steve French <sfrench@samba.org>,
	linux-fsdevel@vger.kernel.org, Pavel Reichl <preichl@redhat.com>,
	Johannes Thumshirn <jth@kernel.org>
Subject: Re: [f2fs-dev] [PATCH 07/14] xfs: Refactor xfs_isilocked()
Date: Thu, 17 Jun 2021 09:32:02 -0700	[thread overview]
Message-ID: <20210617163202.GR158209@locust> (raw)
In-Reply-To: <20210617162920.GQ158209@locust>

On Thu, Jun 17, 2021 at 09:29:20AM -0700, Darrick J. Wong wrote:
> On Wed, Jun 16, 2021 at 05:57:12PM +0200, Jan Kara wrote:
> > On Wed 16-06-21 08:47:05, Darrick J. Wong wrote:
> > > On Wed, Jun 16, 2021 at 10:53:04AM +0200, Jan Kara wrote:
> > > > On Wed 16-06-21 06:37:12, Christoph Hellwig wrote:
> > > > > On Tue, Jun 15, 2021 at 11:17:57AM +0200, Jan Kara wrote:
> > > > > > From: Pavel Reichl <preichl@redhat.com>
> > > > > > 
> > > > > > Refactor xfs_isilocked() to use newly introduced __xfs_rwsem_islocked().
> > > > > > __xfs_rwsem_islocked() is a helper function which encapsulates checking
> > > > > > state of rw_semaphores hold by inode.
> > > > > 
> > > > > __xfs_rwsem_islocked doesn't seem to actually existing in any tree I
> > > > > checked yet?
> > > > 
> > > > __xfs_rwsem_islocked is introduced by this patch so I'm not sure what are
> > > > you asking about... :)
> > > 
> > > The sentence structure implies that __xfs_rwsem_islocked was previously
> > > introduced.  You might change the commit message to read:
> > > 
> > > "Introduce a new __xfs_rwsem_islocked predicate to encapsulate checking
> > > the state of a rw_semaphore, then refactor xfs_isilocked to use it."
> > > 
> > > Since it's not quite a straight copy-paste of the old code.
> > 
> > Ah, ok. Sure, I can rephrase the changelog (or we can just update it on
> > commit if that's the only problem with this series...). Oh, now I've
> > remembered I've promised you a branch to pull :) Here it is with this
> > change and Christoph's Reviewed-by tags:
> > 
> > git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs.git hole_punch_fixes
> 
> To catch-up the list with the ext4 concall:
> 
> Dave Chinner and I have been experimenting with accepting tagged pull
> requests, where the tag message is the most recent cover letter so that
> the git history can capture the broader justification for the series and
> the development revision history.  Signed tags would be ideal too,
> though given the impossibility of meeting in person to exchange gnupg
> keys (and the fact that one has to verify that the patches in the branch
> more or less match what's on the list) I don't consider that an
> impediment.
> 
> Also, if you want me to take this through the xfs tree then it would
> make things much easier if you could base this branch off 5.13-rc4, or
> something that won't cause a merge request to pull in a bunch of
> unrelated upstream changes.

Oh, and also: Please send pull requests as a new thread tagged '[GIT
PULL]' so the requests don't get buried in a patch reply thread.

--D

> --D
> 
> > 
> > 								Honza
> > -- 
> > Jan Kara <jack@suse.com>
> > SUSE Labs, CR


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

  reply	other threads:[~2021-06-17 16:32 UTC|newest]

Thread overview: 75+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-15  9:17 [PATCH 0/14 v8] fs: Hole punch vs page cache filling races Jan Kara
2021-06-15  9:17 ` [f2fs-dev] " Jan Kara
2021-06-15  9:17 ` [PATCH 01/14] mm: Fix comments mentioning i_mutex Jan Kara
2021-06-15  9:17   ` [f2fs-dev] " Jan Kara
2021-06-15  9:17 ` [PATCH 02/14] documentation: Sync file_operations members with reality Jan Kara
2021-06-15  9:17   ` [f2fs-dev] " Jan Kara
2021-06-16  5:31   ` Christoph Hellwig
2021-06-16  5:31     ` [f2fs-dev] " Christoph Hellwig
2021-06-15  9:17 ` [PATCH 03/14] mm: Protect operations adding pages to page cache with invalidate_lock Jan Kara
2021-06-15  9:17   ` [f2fs-dev] " Jan Kara
2021-06-16  5:33   ` Christoph Hellwig
2021-06-16  5:33     ` [f2fs-dev] " Christoph Hellwig
2021-06-17 16:15   ` Darrick J. Wong
2021-06-17 16:15     ` [f2fs-dev] " Darrick J. Wong
2021-06-15  9:17 ` [PATCH 04/14] mm: Add functions to lock invalidate_lock for two mappings Jan Kara
2021-06-15  9:17   ` [f2fs-dev] " Jan Kara
2021-06-16  5:34   ` Christoph Hellwig
2021-06-16  5:34     ` [f2fs-dev] " Christoph Hellwig
2021-06-15  9:17 ` [PATCH 05/14] ext4: Convert to use mapping->invalidate_lock Jan Kara
2021-06-15  9:17   ` [f2fs-dev] " Jan Kara
2021-06-17 16:22   ` Darrick J. Wong
2021-06-17 16:22     ` [f2fs-dev] " Darrick J. Wong
2021-06-22  9:54     ` Jan Kara
2021-06-22  9:54       ` [f2fs-dev] " Jan Kara
2021-06-22 17:34       ` Theodore Ts'o
2021-06-22 17:34         ` [f2fs-dev] " Theodore Ts'o
2021-06-15  9:17 ` [PATCH 06/14] ext2: Convert to using invalidate_lock Jan Kara
2021-06-15  9:17   ` [f2fs-dev] " Jan Kara
2021-06-16  5:35   ` Christoph Hellwig
2021-06-16  5:35     ` [f2fs-dev] " Christoph Hellwig
2021-06-15  9:17 ` [PATCH 07/14] xfs: Refactor xfs_isilocked() Jan Kara
2021-06-15  9:17   ` [f2fs-dev] " Jan Kara
2021-06-16  5:37   ` Christoph Hellwig
2021-06-16  5:37     ` [f2fs-dev] " Christoph Hellwig
2021-06-16  8:53     ` Jan Kara
2021-06-16  8:53       ` [f2fs-dev] " Jan Kara
2021-06-16 15:47       ` Darrick J. Wong
2021-06-16 15:47         ` [f2fs-dev] " Darrick J. Wong
2021-06-16 15:57         ` Jan Kara
2021-06-16 15:57           ` [f2fs-dev] " Jan Kara
2021-06-17 16:29           ` Darrick J. Wong
2021-06-17 16:29             ` [f2fs-dev] " Darrick J. Wong
2021-06-17 16:32             ` Darrick J. Wong [this message]
2021-06-17 16:32               ` Darrick J. Wong
2021-06-17  7:53   ` Christoph Hellwig
2021-06-17  7:53     ` [f2fs-dev] " Christoph Hellwig
2021-06-17  8:53     ` Jan Kara
2021-06-17  8:53       ` [f2fs-dev] " Jan Kara
2021-06-17  8:54       ` Christoph Hellwig
2021-06-17  8:54         ` [f2fs-dev] " Christoph Hellwig
2021-06-17 16:16   ` Darrick J. Wong
2021-06-17 16:16     ` [f2fs-dev] " Darrick J. Wong
2021-06-15  9:17 ` [PATCH 08/14] xfs: Convert to use invalidate_lock Jan Kara
2021-06-15  9:17   ` [f2fs-dev] " Jan Kara
2021-06-15  9:17 ` [PATCH 09/14] xfs: Convert double locking of MMAPLOCK to use VFS helpers Jan Kara
2021-06-15  9:17   ` [f2fs-dev] " Jan Kara
2021-06-16  5:38   ` Christoph Hellwig
2021-06-16  5:38     ` [f2fs-dev] " Christoph Hellwig
2021-06-15  9:18 ` [PATCH 10/14] zonefs: Convert to using invalidate_lock Jan Kara
2021-06-15  9:18   ` [f2fs-dev] " Jan Kara
2021-06-16  5:39   ` Christoph Hellwig
2021-06-16  5:39     ` [f2fs-dev] " Christoph Hellwig
2021-06-15  9:18 ` [PATCH 11/14] f2fs: " Jan Kara
2021-06-15  9:18   ` [f2fs-dev] " Jan Kara
2021-06-15  9:18 ` [PATCH 12/14] fuse: " Jan Kara
2021-06-15  9:18   ` [f2fs-dev] " Jan Kara
2021-06-15  9:18 ` [PATCH 13/14] ceph: Fix race between hole punch and page fault Jan Kara
2021-06-15  9:18   ` [f2fs-dev] " Jan Kara
2021-06-15  9:18 ` [PATCH 14/14] cifs: " Jan Kara
2021-06-15  9:18   ` [f2fs-dev] " Jan Kara
  -- strict thread matches above, loose matches on Subject: below --
2021-07-15 13:40 [PATCH 0/14 v10] fs: Hole punch vs page cache filling races Jan Kara
2021-07-15 13:40 ` [PATCH 07/14] xfs: Refactor xfs_isilocked() Jan Kara
2021-07-12 16:55 [PATCH 0/14 v9] fs: Hole punch vs page cache filling races Jan Kara
2021-07-12 16:55 ` [PATCH 07/14] xfs: Refactor xfs_isilocked() Jan Kara
2021-06-07 14:52 [PATCH 0/14 v7] fs: Hole punch vs page cache filling races Jan Kara
2021-06-07 14:52 ` [PATCH 07/14] xfs: Refactor xfs_isilocked() Jan Kara
2021-06-07 15:49   ` Darrick J. Wong
2021-06-08 22:18   ` Dave Chinner

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