From: Joe Perches <joe@perches.com>
To: "Wang, Yalin" <Yalin.Wang@sonymobile.com>
Cc: 'Rob Herring' <robherring2@gmail.com>,
Russell King - ARM Linux <linux@arm.linux.org.uk>,
Will Deacon <Will.Deacon@arm.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"akinobu.mita@gmail.com" <akinobu.mita@gmail.com>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>
Subject: Re: [RFC V4 1/3] add CONFIG_HAVE_ARCH_BITREVERSE to support rbit instruction
Date: Tue, 28 Oct 2014 22:21:36 -0700 [thread overview]
Message-ID: <1414560096.10912.18.camel@perches.com> (raw)
In-Reply-To: <35FD53F367049845BC99AC72306C23D103E010D1825F@CNBJMBX05.corpusers.net>
On Wed, 2014-10-29 at 13:14 +0800, Wang, Yalin wrote:
> this change add CONFIG_HAVE_ARCH_BITREVERSE config option,
> so that we can use arm/arm64 rbit instruction to do bitrev operation
> by hardware.
> We also change byte_rev_table[] to be static,
> to make sure no drivers can access it directly.
You break the build with this patch.
You can't do this until the users of the table
are converted.
So far, they are not.
I submitted patches for these uses, but those patches
are not yet applied.
Please make sure the dependencies for your patches
are explicitly stated.
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next prev parent reply other threads:[~2014-10-29 5:21 UTC|newest]
Thread overview: 63+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-24 5:10 [PATCH RFC] arm/arm64:add CONFIG_HAVE_ARCH_BITREVERSE to support rbit Wang, Yalin
2014-10-27 6:37 ` [RFC V2] arm/arm64:add CONFIG_HAVE_ARCH_BITREVERSE to support rbit instruction Wang, Yalin
2014-10-27 6:46 ` Joe Perches
2014-10-27 7:13 ` Wang, Yalin
2014-10-28 21:18 ` [PATCH] carl9170: Convert byte_rev_table uses to bitrev8 Joe Perches
2014-10-28 21:22 ` [PATCH] 6fire: " Joe Perches
2014-10-29 2:42 ` Wang, Yalin
2014-10-29 3:06 ` Joe Perches
2014-10-29 3:10 ` Wang, Yalin
2014-10-29 3:28 ` [RFC V2] arm/arm64:add CONFIG_HAVE_ARCH_BITREVERSE to support rbit instruction Rob Herring
2014-10-29 5:14 ` [RFC V4 1/3] add " Wang, Yalin
2014-10-29 5:15 ` [RFC V4 2/3] arm:add bitrev.h file " Wang, Yalin
2014-10-29 5:16 ` [RFC V4 3/3] arm64:add " Wang, Yalin
2014-10-29 5:50 ` [RFC V5 1/3] add CONFIG_HAVE_ARCH_BITREVERSE " Wang, Yalin
2014-10-29 5:51 ` [RFC V5 2/3] arm:add bitrev.h file " Wang, Yalin
2014-10-29 5:52 ` [RFC V5 3/3] arm64:add " Wang, Yalin
2014-10-30 12:01 ` Will Deacon
2014-10-30 12:26 ` Ard Biesheuvel
2014-10-30 13:57 ` Will Deacon
2014-10-31 5:40 ` [RFC V6 1/3] add CONFIG_HAVE_ARCH_BITREVERSE " Wang, Yalin
2014-10-31 5:40 ` [RFC V6 2/3] " Wang, Yalin
2014-10-31 5:42 ` [RFC V6 2/3] arm:add bitrev.h file " Wang, Yalin
2014-10-31 7:40 ` [RFC] arm:remove clear_thread_flag(TIF_UPROBE) Wang, Yalin
2014-10-31 7:45 ` Joe Perches
2014-10-31 7:51 ` Wang, Yalin
2014-10-31 7:58 ` Joe Perches
2014-10-31 7:59 ` Wang, Yalin
2014-10-31 8:01 ` [RFC V2] " Wang, Yalin
2014-11-13 23:53 ` [RFC V6 2/3] arm:add bitrev.h file to support rbit instruction Russell King - ARM Linux
2014-11-14 0:05 ` Joe Perches
2014-11-14 0:17 ` Russell King - ARM Linux
2014-11-14 0:45 ` Joe Perches
2014-11-14 1:18 ` Russell King - ARM Linux
2014-11-14 1:26 ` Joe Perches
2014-11-14 9:52 ` Russell King - ARM Linux
2014-11-14 6:37 ` Takashi Iwai
2014-11-14 6:55 ` Joe Perches
2014-11-14 7:03 ` Takashi Iwai
2014-11-14 2:01 ` Wang, Yalin
2014-11-14 9:58 ` Russell King - ARM Linux
2014-11-17 2:38 ` Wang, Yalin
2015-01-08 18:40 ` Russell King - ARM Linux
2015-01-09 2:16 ` Wang, Yalin
2015-01-09 11:10 ` Russell King - ARM Linux
2015-01-09 12:40 ` Wang, Yalin
2015-01-14 16:38 ` Russell King - ARM Linux
2015-01-16 1:42 ` Wang, Yalin
2014-10-31 7:54 ` [RFC V6 2/3] add CONFIG_HAVE_ARCH_BITREVERSE " Wang, Yalin
2014-10-31 5:41 ` [RFC V6 3/3] arm64:add bitrev.h file " Wang, Yalin
2014-10-31 10:43 ` Will Deacon
2014-11-03 2:17 ` Wang, Yalin
2014-11-03 8:47 ` Ard Biesheuvel
2014-11-03 9:50 ` Will Deacon
2014-11-04 1:45 ` Wang, Yalin
2014-10-31 2:03 ` [RFC V5 " Wang, Yalin
2014-10-29 5:21 ` Joe Perches [this message]
2014-10-29 5:36 ` [RFC V4 1/3] add CONFIG_HAVE_ARCH_BITREVERSE " Wang, Yalin
2014-10-29 5:20 ` [RFC V2] arm/arm64:add " Wang, Yalin
2014-10-27 8:02 ` [RFC V3] " Wang, Yalin
2014-10-27 10:48 ` Will Deacon
2014-10-28 1:34 ` Wang, Yalin
2014-10-28 13:59 ` Will Deacon
2014-10-29 2:52 ` Wang, Yalin
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