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Re: latest xfsdump page allocation failure order:4 in 3.9.2

To: "Linda A. Walsh" <xfs@xxxxxxxxx>
Subject: Re: latest xfsdump page allocation failure order:4 in 3.9.2
From: Dave Chinner <david@xxxxxxxxxxxxx>
Date: Mon, 3 Jun 2013 11:42:20 +1000
Cc: xfs-oss <xfs@xxxxxxxxxxx>
Delivered-to: xfs@xxxxxxxxxxx
In-reply-to: <51ABEA86.9060008@xxxxxxxxx>
References: <51ABEA86.9060008@xxxxxxxxx>
User-agent: Mutt/1.5.21 (2010-09-15)
On Sun, Jun 02, 2013 at 05:59:50PM -0700, Linda A. Walsh wrote:
> [123342.934683] xfsdump: page allocation failure: order:4, mode:0x10c0d0
> [123342.934689] Pid: 70466, comm: xfsdump Not tainted 3.9.2-Isht-Van #4
> [123342.934691] Call Trace:
> [123342.934701]  [<ffffffff810fdc3f>] warn_alloc_failed+0xdf/0x130
> [123342.934707]  [<ffffffff815f3f90>] ? 
> __alloc_pages_direct_compact+0x1b9/0x1ca
> [123342.934711]  [<ffffffff81101a6f>] __alloc_pages_nodemask+0x81f/0xad0
> [123342.934716]  [<ffffffff814dd600>] ? __dm_destroy+0x210/0x250
> [123342.934720]  [<ffffffff8113c704>] alloc_pages_current+0xa4/0x160
> [123342.934723]  [<ffffffff810fcf79>] __get_free_pages+0x9/0x40
> [123342.934728]  [<ffffffff81143df9>] kmalloc_order_trace+0x29/0xe0
> [123342.934732]  [<ffffffff811468d6>] __kmalloc+0x146/0x1a0
> [123342.934737]  [<ffffffff8123e89c>] xfs_attrlist_by_handle+0x8c/0x110

Fixed in 3.10-rc1 by:

dd700d9 xfs: fallback to vmalloc for large buffers in xfs_attrlist_by_handle

Cheers,

Dave.
-- 
Dave Chinner
david@xxxxxxxxxxxxx

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