From: David Miller <davem@davemloft.net>
To: avi@redhat.com
Cc: ying.huang@intel.com, akpm@linux-foundation.org,
herbert@gondor.apana.org.au, linux-kernel@vger.kernel.org,
linux-crypto@vger.kernel.org
Subject: Re: [BUGFIX] Fix AES-NI CTR optimization compiling failure with gas 2.16.1
Date: Fri, 12 Mar 2010 00:42:02 -0800 (PST) [thread overview]
Message-ID: <20100312.004202.27822414.davem@davemloft.net> (raw)
In-Reply-To: <4B99FD4D.4090206@redhat.com>
From: Avi Kivity <avi@redhat.com>
Date: Fri, 12 Mar 2010 10:37:33 +0200
> Eventually you'll port the entire assembler into macros, as
> instructions are introduced more frequently that people upgrade their
> assemblers. Maybe we should disable the new features and warn people
> (and distros) to upgrade their tools instead.
I totally and completely disagree.
It would have taken more than a year to get Niagara cpu support out to
people if I had done what you are suggesting.
And here we're talking about one instruction in one specialized case
in a very piece of crypto module assembler.
next prev parent reply other threads:[~2010-03-12 8:41 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-12 7:01 [BUGFIX] Fix AES-NI CTR optimization compiling failure with gas 2.16.1 Huang Ying
2010-03-12 8:37 ` Avi Kivity
2010-03-12 8:42 ` David Miller [this message]
2010-03-12 8:44 ` Avi Kivity
2010-03-12 8:50 ` David Miller
2010-03-12 9:33 ` Avi Kivity
2010-03-13 8:29 ` Herbert Xu
2010-03-23 21:23 ` Andrew Morton
2010-03-24 6:24 ` Huang Ying
2010-03-24 10:51 ` Andrew Morton
2010-03-24 13:38 ` Herbert Xu
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