lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  PHC 
Open Source and information security mailing list archives
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:	Tue, 27 Oct 2009 14:18:34 -0400
From:	Rik van Riel <>
To:	Mel Gorman <>
CC:	Andrew Morton <>,,,
	" <>, Kernel Testers List <>"
Subject: Re: [PATCH 3/3] vmscan: Force kswapd to take notice faster when high-order
 watermarks are being hit

On 10/27/2009 09:40 AM, Mel Gorman wrote:
> When a high-order allocation fails, kswapd is kicked so that it reclaims
> at a higher-order to avoid direct reclaimers stall and to help GFP_ATOMIC
> allocations. Something has changed in recent kernels that affect the timing
> where high-order GFP_ATOMIC allocations are now failing with more frequency,
> particularly under pressure. This patch forces kswapd to notice sooner that
> high-order allocations are occuring.
> Signed-off-by: Mel Gorman<>

Reviewed-by: Rik van Riel <>

All rights reversed.
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

Powered by blists - more mailing lists