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From: "Huang\, Ying" <ying.huang@intel.com>
To: Michal Hocko <mhocko@kernel.org>
Cc: "Huang, Ying" <ying.huang@intel.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Andi Kleen <ak@linux.intel.com>,
	Dave Hansen <dave.hansen@linux.intel.com>,
	Shaohua Li <shli@kernel.org>, Rik van Riel <riel@redhat.com>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Tim Chen <tim.c.chen@linux.intel.com>,
	Mel Gorman <mgorman@techsingularity.net>,
	"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
	Jerome Glisse <jglisse@redhat.com>, Aaron Lu <aaron.lu@intel.com>,
	Hugh Dickins <hughd@google.com>, Minchan Kim <minchan@kernel.org>,
	Ingo Molnar <mingo@kernel.org>,
	Vegard Nossum <vegard.nossum@oracle.com>,
	linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [PATCH 4/5] mm, swap: Try kzalloc before vzalloc
Date: Mon, 20 Mar 2017 09:01:54 +0800	[thread overview]
Message-ID: <87wpbk222l.fsf@yhuang-dev.intel.com> (raw)
In-Reply-To: <20170317114732.GF26298@dhcp22.suse.cz> (Michal Hocko's message of "Fri, 17 Mar 2017 12:47:33 +0100")

Michal Hocko <mhocko@kernel.org> writes:

> On Fri 17-03-17 14:46:22, Huang, Ying wrote:
>> +void *swap_kvzalloc(size_t size)
>> +{
>> +	void *p;
>> +
>> +	p = kzalloc(size, GFP_KERNEL | __GFP_NOWARN);
>> +	if (!p)
>> +		p = vzalloc(size);
>> +
>> +	return p;
>> +}
>
> please do not invent your own kvmalloc implementation when we already
> have on in mmotm tree.

Thanks for pointing that out!  I will use it.

Best Regards,
Huang, Ying

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  reply	other threads:[~2017-03-20  1:02 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-03-17  6:46 [PATCH 1/5] mm, swap: Fix comment in __read_swap_cache_async Huang, Ying
2017-03-17  6:46 ` Huang, Ying
2017-03-17  6:46 ` [PATCH 2/5] mm, swap: Improve readability via make spin_lock/unlock balanced Huang, Ying
2017-03-17  6:46   ` Huang, Ying
2017-03-17  6:46 ` [PATCH 3/5] mm, swap: Avoid lock swap_avail_lock when held cluster lock Huang, Ying
2017-03-17  6:46   ` Huang, Ying
2017-03-17  6:46 ` [PATCH 4/5] mm, swap: Try kzalloc before vzalloc Huang, Ying
2017-03-17  6:46   ` Huang, Ying
2017-03-17  8:52   ` David Rientjes
2017-03-17  8:52     ` David Rientjes
2017-03-17 11:47   ` Michal Hocko
2017-03-17 11:47     ` Michal Hocko
2017-03-20  1:01     ` Huang, Ying [this message]
2017-03-17  6:46 ` [PATCH 5/5] mm, swap: Sort swap entries before free Huang, Ying
2017-03-17  6:46   ` Huang, Ying
2017-03-17 12:42 ` [PATCH 1/5] mm, swap: Fix comment in __read_swap_cache_async Rafael Aquini
2017-03-17 12:42   ` Rafael Aquini
2017-03-20  2:07   ` Huang, Ying
2017-03-20  2:07     ` Huang, Ying

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