Re: [RFC][PATCH v3] readahead: introduce O_RANDOM forPOSIX_FADV_RANDOM

[Stephen Rothwell]

Hi Wu,

On Mon, 4 Jan 2010 12:50:20 +0800 Wu Fengguang <fengguang.wu@xxxxxxxxx> wrote:
>
> --- linux.orig/include/asm-generic/fcntl.h	2010-01-04 12:39:29.000000000 +0800
> +++ linux/include/asm-generic/fcntl.h	2010-01-04 12:40:11.000000000 +0800
> @@ -80,6 +80,10 @@
>  #define O_NDELAY	O_NONBLOCK
>  #endif
>  
> +#ifndef O_RANDOM
> +#define O_RANDOM	010000000	/* random access pattern hint */
> +#endif

This value conflicts with O_CLOEXEC on alpha and parisc and O_NOATIME on
sparc.

-- 
Cheers,
Stephen Rothwell                    sfr@xxxxxxxxxxxxxxxx
http://www.canb.auug.org.au/~sfr/

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