From: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
To: peterz@infradead.org, xiaosuo@gmail.com
Cc: akpm@linux-foundation.org, hnguyen@de.ibm.com, raisch@de.ibm.com,
rolandd@cisco.com, sean.hefty@intel.com,
hal.rosenstock@gmail.com, divy@chelsio.com,
James.Bottomley@suse.de, tytso@mit.edu, adilger@sun.com,
viro@zeniv.linux.org.uk, menage@google.com, lizf@cn.fujitsu.com,
linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org,
netdev@vger.kernel.org, linux-scsi@vger.kernel.org,
linux-ext4@vger.kernel.org, linux-fsdevel@vger.kernel.org,
linux-mm@kvack.org, containers@lists.linux-foundation.org,
eric.dumazet@gmail.com
Subject: Re: [PATCH 1/9] mm: add generic adaptive large memory allocationAPIs
Date: Thu, 13 May 2010 22:36:51 +0900 [thread overview]
Message-ID: <201005132236.ADJ57893.FLFFMtOVJHOOSQ@I-love.SAKURA.ne.jp> (raw)
In-Reply-To: <1273756816.5605.3547.camel@twins>
Peter Zijlstra wrote:
> NAK, I really utterly dislike that inatomic argument. The alloc side
> doesn't function in atomic context either. Please keep the thing
> symmetric in that regards.
Excuse me. kmalloc(GFP_KERNEL) may sleep (and therefore cannot be used in
atomic context). However, kfree() for memory allocated with kmalloc(GFP_KERNEL)
never sleep (and therefore can be used in atomic context).
Why kmalloc() and kfree() are NOT kept symmetric?
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next prev parent reply other threads:[~2010-05-13 13:36 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-05-13 9:51 [PATCH 1/9] mm: add generic adaptive large memory allocation APIs Changli Gao
2010-05-13 13:20 ` Peter Zijlstra
2010-05-13 13:36 ` Tetsuo Handa [this message]
2010-05-17 1:34 ` [PATCH 1/9] mm: add generic adaptive large memory allocationAPIs KOSAKI Motohiro
2010-05-13 14:08 ` [PATCH 1/9] mm: add generic adaptive large memory allocation APIs Changli Gao
2010-05-14 8:03 ` Peter Zijlstra
2010-05-14 8:12 ` Changli Gao
2010-05-13 14:39 ` Milton Miller
2010-05-13 14:49 ` Changli Gao
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