From: Matt Mackall <mpm@selenic.com>
To: Chuck Ebbert <76306.1226@compuserve.com>
Cc: "Theodore Ts'o" <tytso@mit.edu>, Andrew Morton <akpm@osdl.org>,
linux-kernel <linux-kernel@vger.kernel.org>,
Andi Kleen <ak@suse.de>
Subject: Re: [PATCH 1/12] random pt4: Create new rol32/ror32 bitops
Date: Sat, 22 Jan 2005 18:45:38 -0800 [thread overview]
Message-ID: <20050123024538.GR12076@waste.org> (raw)
In-Reply-To: <200501222113_MC3-1-940A-5393@compuserve.com>
On Sat, Jan 22, 2005 at 09:10:40PM -0500, Chuck Ebbert wrote:
> On Fri, 21 Jan 2005 at 15:41:06 -0600 Matt Mackall wrote:
>
> > Add rol32 and ror32 bitops to bitops.h
>
> Can you test this patch on top of yours? I did it on 2.6.10-ac10 but it
> should apply OK. Compile tested and booted, but only random.c is using it
> in my kernel.
If I recall correctly from my testing of this about a year ago,
compilers were already generating the appropriate rol/ror
instructions. Have you checked the disassembly and found it wanting?
--
Mathematics is the supreme nostalgia of our time.
next prev parent reply other threads:[~2005-01-23 2:45 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-01-23 2:10 [PATCH 1/12] random pt4: Create new rol32/ror32 bitops Chuck Ebbert
2005-01-23 2:45 ` Matt Mackall [this message]
2005-01-23 3:19 ` Andi Kleen
2005-01-23 4:13 ` Matt Mackall
-- strict thread matches above, loose matches on Subject: below --
2005-01-23 7:44 Chuck Ebbert
2005-01-24 22:16 ` H. Peter Anvin
2005-01-21 21:41 [PATCH 0/12] random pt4: Moving and sharing code Matt Mackall
2005-01-21 21:41 ` [PATCH 1/12] random pt4: Create new rol32/ror32 bitops Matt Mackall
2005-01-25 21:02 ` Denis Vlasenko
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