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From: Christoph Hellwig <hch@infradead.org>
To: Dave Chinner <david@fromorbit.com>
Cc: Christoph Hellwig <hch@infradead.org>, xfs@oss.sgi.com
Subject: Re: [PATCH 3/8] xfs: handle kmalloc failure when reading attrs
Date: Fri, 2 Mar 2012 05:31:02 -0500	[thread overview]
Message-ID: <20120302103102.GA12499@infradead.org> (raw)
In-Reply-To: <20120302094938.GH5091@dastard>

On Fri, Mar 02, 2012 at 08:49:38PM +1100, Dave Chinner wrote:
> That only handles vmalloced memory, but kmem_free()
> handles both kmalloc() and vmalloc() memory:
> 
> void
> kmem_free(const void *ptr)
> {
>         if (!is_vmalloc_addr(ptr)) {
>                 kfree(ptr);
>         } else {
>                 vfree(ptr);
>         }
> }
> 
> Avoiding having to open code this vmalloc check is exactly why I
> chose kmem_free() here ;)

Oh - this should have been removed when I changed kmem_alloc to not use
vmalloc anymore.  I'd really prefer to have this kind of check in the
callers as it should be the exception, not the rule.

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  reply	other threads:[~2012-03-02 10:31 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-03-02  4:11 [PATCH 0/8] xfs: bug fixes for 3.4 Dave Chinner
2012-03-02  4:11 ` [PATCH 1/8] xfs: clean up minor sparse warnings Dave Chinner
2012-03-02  7:46   ` Christoph Hellwig
2012-03-02  7:59     ` Dave Chinner
2012-03-02  4:11 ` [PATCH 2/8] xfs: Fix open flag handling in open_by_handle code Dave Chinner
2012-03-02  7:47   ` Christoph Hellwig
2012-03-02  4:11 ` [PATCH 3/8] xfs: handle kmalloc failure when reading attrs Dave Chinner
2012-03-02  7:49   ` Christoph Hellwig
2012-03-02  9:49     ` Dave Chinner
2012-03-02 10:31       ` Christoph Hellwig [this message]
2012-03-02  4:11 ` [PATCH 4/8] xfs: avoid memory allocation failures in xfs_getbmap Dave Chinner
2012-03-02  7:49   ` Christoph Hellwig
2012-03-02  4:11 ` [PATCH 5/8] xfs: introduce an allocation workqueue Dave Chinner
2012-03-02  4:11 ` [PATCH 6/8] xfs: remove remaining scraps of struct xfs_iomap Dave Chinner
2012-03-02  4:11 ` [PATCH 7/8] xfs: fix inode lookup race Dave Chinner
2012-03-02  4:11 ` [PATCH 8/8] xfs: add a shrinker for quotacheck Dave Chinner
2012-03-02  7:51   ` Christoph Hellwig
2012-03-02 10:04     ` Dave Chinner
2012-03-02 10:38       ` Christoph Hellwig
2012-03-02 11:14         ` Christoph Hellwig
2012-03-05  1:49         ` Dave Chinner

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