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Re: [PATCH] Remove small copy optimization from xsputn
From: Richard Henderson <rth@twiddle.net>
Date: Thu, 29 Mar 2012 08:37:22 -0400
> On 03/29/2012 12:52 AM, David Miller wrote:
>> Any objections?
>>
>> 2012-03-28 David S. Miller <davem@davemloft.net>
>>
>> * libio/fileops.c (_IO_new_file_xsputn): Don't try to optimize
>> small copies by hand.
>
> None from me.
Ok, I've committed this to master.
> Amusingly, I can imagine gcc's vector pattern recognizer turning
> the byte-at-time loop back into a memmove. ;-)
Very funny :-)