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Date: Thu, 12 Feb 2004 22:31:39 -0800
From: Andrew Morton <akpm@osdl.org>
To: lepton <lepton@mail.goldenhope.com.cn>
Cc: linux-kernel@vger.kernel.org, Nikita Danilov <Nikita@Namesys.COM>
Subject: Re: [BUG]kmalloc memory in reiserfs code failed on a dual amd64/4G
 linux 2.6.2 box
Message-Id: <20040212223139.61c3c349.akpm@osdl.org>
In-Reply-To: <20040213031653.GA25623@lepton.goldenhope.com.cn>
References: <20040213031653.GA25623@lepton.goldenhope.com.cn>
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lepton <lepton@mail.goldenhope.com.cn> wrote:
>
>  I seen such dmesg in mu dual amd64/4G memory box.
> 
>  I am running kernel 2.6.2
> 
>  This is the second time I saw some problems about __alloc_pages on this
>  amd 64 box...
> 
> 
>  sort: page allocation failure. order:1, mode:0x20
> 
>  Call Trace:<ffffffff8014e5f0>{__alloc_pages+816} <ffffffff8014e65e>{__get_free_pages+78} 
>         <ffffffff80151921>{cache_grow+177} <ffffffff80151e78>{cache_alloc_refill+440} 
>         <ffffffff801521c6>{__kmalloc+102} <ffffffff801b44f6>{get_mem_for_virtual_node+102} 
>         <ffffffff801b49a8>{fix_nodes+232} <ffffffff801c08c5>{reiserfs_insert_item+149} 
>         <ffffffff801acf2c>{reiserfs_new_inode+892} <ffffffff801bd6a8>{pathrelse+40} 
>         <ffffffff801a834b>{reiserfs_create+171} <ffffffff8017690c>{vfs_create+140} 
>         <ffffffff80176ca8>{open_namei+424} <ffffffff801675a7>{filp_open+39} 
>         <ffffffff801210a8>{sys32_open+56} <ffffffff8011e25e>{ia32_do_syscall+30}

Nikita, why cannot get_mem_for_virtual_node() use GFP_KERNEL?