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From: Theodore Ts'o <tytso@mit.edu>
To: Ext4 Developers List <linux-ext4@vger.kernel.org>
Subject: Re: [PATCH 12/12] ext4: start handle at the last possible moment when creating inodes
Date: Sun, 10 Feb 2013 20:47:50 -0500	[thread overview]
Message-ID: <20130211014750.GE10801@thunk.org> (raw)
In-Reply-To: <1360446832-12724-13-git-send-email-tytso@mit.edu>

On Sat, Feb 09, 2013 at 04:53:52PM -0500, Theodore Ts'o wrote:
> diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
> index 10bd6fe..943665b 100644
> --- a/fs/ext4/ialloc.c
> +++ b/fs/ext4/ialloc.c
> @@ -725,6 +727,15 @@ repeat_in_this_group:
>  				   "inode=%lu", ino + 1);
>  			continue;
>  		}
> +		if (!handle) {
> +			BUG_ON(nblocks == 0);

I've changed this to be:

			BUG_ON(nblocks <= 0);

... since nblocks should (obviously) never be negative.

    	  	  	 	     	      - Ted

  reply	other threads:[~2013-02-11  1:47 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-02-09 21:53 [PATCH 00/12] jbd2 optimization and bug fixes Theodore Ts'o
2013-02-09 21:53 ` [PATCH 01/12] jbd2: track request delay statistics Theodore Ts'o
2013-02-11 15:57   ` Jan Kara
2013-02-09 21:53 ` [PATCH 02/12] jbd2: revert "jbd2: add COW fields to struct jbd2_journal_handle" Theodore Ts'o
2013-02-11 15:58   ` Jan Kara
2013-02-09 21:53 ` [PATCH 03/12] jbd2: add tracepoints which provide per-handle statistics Theodore Ts'o
2013-02-09 21:53 ` [PATCH 04/12] ext4: move the jbd2 wrapper functions out of super.c Theodore Ts'o
2013-02-09 21:53 ` [PATCH 05/12] ext4: pass context information to jbd2__journal_start() Theodore Ts'o
2013-02-11 16:16   ` Jan Kara
2013-02-11 18:13     ` Theodore Ts'o
2013-02-11 19:58       ` Jan Kara
2013-02-11 20:14         ` Theodore Ts'o
2013-02-09 21:53 ` [PATCH 06/12] ext4: grab page before starting transaction handle in write_begin() Theodore Ts'o
2013-02-11 16:35   ` Jan Kara
2013-02-09 21:53 ` [PATCH 07/12] ext4: start handle at the last possible moment in ext4_unlink() Theodore Ts'o
2013-02-11 16:21   ` Jan Kara
2013-02-09 21:53 ` [PATCH 08/12] ext4: start handle at the last possible moment in ext4_rmdir() Theodore Ts'o
2013-02-11 16:22   ` Jan Kara
2013-02-09 21:53 ` [PATCH 09/12] ext4: fix the number of credits needed for ext4_ext_migrate() Theodore Ts'o
2013-02-11 16:26   ` Jan Kara
2013-02-09 21:53 ` [PATCH 10/12] ext4: fix the number of credits needed for ext4_unlink() and ext4_rmdir() Theodore Ts'o
2013-02-11 16:28   ` Jan Kara
2013-02-11 18:30     ` Theodore Ts'o
2013-02-11 19:30       ` Jan Kara
2013-02-09 21:53 ` [PATCH 11/12] ext4: fix the number of credits needed for acl ops with inline data Theodore Ts'o
2013-02-10 13:42   ` Tao Ma
2013-02-10 18:15     ` Shentino
2013-02-10 19:43       ` Theodore Ts'o
2013-02-11 16:16         ` Andreas Dilger
2013-02-11 16:30   ` Jan Kara
2013-02-09 21:53 ` [PATCH 12/12] ext4: start handle at the last possible moment when creating inodes Theodore Ts'o
2013-02-11  1:47   ` Theodore Ts'o [this message]
2013-02-11 16:00   ` Andreas Dilger
2013-02-11 15:52 ` [PATCH 00/12] jbd2 optimization and bug fixes Jan Kara

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