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From: Christoph Hellwig <hch@infradead.org>
To: "J. Bruce Fields" <bfields@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
	Christoph Hellwig <hch@infradead.org>,
	Arnd Bergmann <arnd@arndb.de>,
	Bryan Schumaker <bjschuma@netapp.com>,
	linux-nfs@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/4] locks: fix leaks on setlease errors
Date: Sun, 31 Oct 2010 07:10:57 -0400	[thread overview]
Message-ID: <20101031111057.GA23760@infradead.org> (raw)
In-Reply-To: <1288474276-14288-2-git-send-email-bfields@redhat.com>

On Sat, Oct 30, 2010 at 05:31:14PM -0400, J. Bruce Fields wrote:
> We're depending on setlease to free the passed-in lease on failure.

But we would be much better to just free it in the caller.  I'ts much
more natural - caller allocates, caller frees, and it's also simpler.

I'll send a patch to do so shortly, together with sorting out the
remaining nfs4d lock_manager_operations abuses.  I think we're set with
that for 2.6.37, the setlease split can wait once we've sorted out the
lock freeing issue.


  reply	other threads:[~2010-10-31 11:11 UTC|newest]

Thread overview: 62+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-10-26 16:45 nfsd changes for 2.6.37 J. Bruce Fields
2010-10-26 17:22 ` J. Bruce Fields
2010-10-26 17:39   ` Linus Torvalds
     [not found]     ` <AANLkTi=emsmLNFSV=j48d37JQxecQmNGZwY9OYdoKjeS-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2010-10-26 17:46       ` J. Bruce Fields
2010-10-26 17:46         ` J. Bruce Fields
2010-10-26 20:18 ` Arnd Bergmann
2010-10-26 20:35   ` Bryan Schumaker
2010-10-26 20:55     ` Arnd Bergmann
2010-10-26 21:02       ` Linus Torvalds
2010-10-26 21:24         ` J. Bruce Fields
2010-10-26 21:37           ` Linus Torvalds
2010-10-26 21:44             ` J. Bruce Fields
2010-10-26 22:11               ` J. Bruce Fields
2010-10-26 22:41                 ` J. Bruce Fields
2010-10-27  7:21                 ` Arnd Bergmann
2010-10-27  8:39                   ` Christoph Hellwig
2010-10-27 13:39                     ` J. Bruce Fields
2010-10-27 13:46                       ` Arnd Bergmann
2010-10-27 14:55                         ` J. Bruce Fields
2010-10-27 14:59                           ` Christoph Hellwig
2010-10-27 15:16                             ` J. Bruce Fields
2010-10-27 15:19                               ` Christoph Hellwig
2010-10-27 15:23                             ` Arnd Bergmann
2010-10-27 15:28                               ` J. Bruce Fields
2010-10-27 15:31                               ` Christoph Hellwig
2010-10-27 16:12                               ` Linus Torvalds
     [not found]                                 ` <AANLkTinTm-LwjfBfoFUyp5Dj8S2hexnHGQGpZiOWqyMY-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2010-10-27 16:46                                   ` J. Bruce Fields
2010-10-27 16:46                                     ` J. Bruce Fields
2010-10-27 17:32                                     ` Linus Torvalds
2010-10-27 17:40                                       ` J. Bruce Fields
2010-10-27 18:20                                         ` Arnd Bergmann
2010-10-27 18:42                                           ` Linus Torvalds
2010-10-27 18:43                                             ` Linus Torvalds
2010-10-27 19:48                                               ` Arnd Bergmann
2010-10-27 20:01                                                 ` J. Bruce Fields
2010-10-27 20:20                                                   ` Arnd Bergmann
2010-10-27 20:24                                                     ` J. Bruce Fields
2010-10-30 21:25                             ` J. Bruce Fields
2010-10-30 21:31                               ` [PATCH 1/4] locks: prevent ENOMEM on lease unlock J. Bruce Fields
2010-10-30 21:31                               ` [PATCH 2/4] locks: fix leaks on setlease errors J. Bruce Fields
2010-10-31 11:10                                 ` Christoph Hellwig [this message]
2010-11-01 17:24                                   ` J. Bruce Fields
2010-11-01 17:41                                     ` Christoph Hellwig
2010-11-01 18:34                                       ` J. Bruce Fields
2010-10-30 21:31                               ` [PATCH 3/4] locks: fix setlease methods to free passed-in lock J. Bruce Fields
2010-10-30 21:31                               ` [PATCH 4/4] nfsd4: initialize delegation pointer to lease J. Bruce Fields
2010-10-31  2:04                                 ` Christoph Hellwig
2010-10-31  3:04                                   ` J. Bruce Fields
2010-10-30 21:40                               ` nfsd changes for 2.6.37 Arnd Bergmann
2010-10-31  2:07                               ` Christoph Hellwig
2010-10-31  3:05                                 ` J. Bruce Fields
2010-10-31 12:34                               ` Christoph Hellwig
2010-10-31 12:35                                 ` [PATCH 1/2] locks: let the caller free file_lock on ->setlease failure Christoph Hellwig
2010-11-03 20:41                                   ` J. Bruce Fields
2010-11-04  1:40                                     ` J. Bruce Fields
2010-11-04  1:41                                       ` J. Bruce Fields
2010-11-06 19:03                                         ` Christoph Hellwig
2010-11-06 19:03                                       ` Christoph Hellwig
2010-11-08 16:10                                         ` J. Bruce Fields
2010-10-31 12:35                                 ` [PATCH 2/2] locks: remove fl_copy_lock lock_manager operation Christoph Hellwig
2010-11-01 15:02                                 ` nfsd changes for 2.6.37 J. Bruce Fields
2010-11-06 19:04                                   ` Christoph Hellwig

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