From mboxrd@z Thu Jan 1 00:00:00 1970 From: Arnd Bergmann Date: Mon, 10 May 2010 12:01:51 +0000 Subject: Re: [RFC][PATCH resend 8/12] asm-generic: bitops: introduce le bit offset macro Message-Id: <201005101401.52182.arnd@arndb.de> List-Id: References: <20100504220500.7695cd66.takuya.yoshikawa@gmail.com> In-Reply-To: <20100504220500.7695cd66.takuya.yoshikawa@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: kvm-ia64@vger.kernel.org On Monday 10 May 2010, Takuya Yoshikawa wrote: > (2010/05/06 22:38), Arnd Bergmann wrote: > > On Wednesday 05 May 2010, Takuya Yoshikawa wrote: > >> There was a suggestion to propose set_le_bit_user() kind of macros. > >> But what I thought was these have a constraint you two explained and seemed to be > >> a little bit specific to some area, like KVM. > >> > >> So I decided to propose just the offset calculation macro. > > > > I'm not sure I understand how this macro is going to be used though. > > If you are just using this in kernel space, that's fine, please go for > > it. > > Yes, I'm just using in kernel space: qemu has its own endian related helpers. > > So if you allow us to place this macro in asm-generic/bitops/* it will help us. No problem at all then. Thanks for the explanation. Acked-by: Arnd Bergmann From mboxrd@z Thu Jan 1 00:00:00 1970 From: Arnd Bergmann Date: Mon, 10 May 2010 12:01:51 +0000 Subject: Re: [RFC][PATCH resend 8/12] asm-generic: bitops: introduce le bit offset macro Message-Id: <201005101401.52182.arnd@arndb.de> List-Id: References: <20100504215645.6448af8f.takuya.yoshikawa@gmail.com> <201005061538.54326.arnd@arndb.de> <4BE7F22E.9070504@oss.ntt.co.jp> In-Reply-To: <4BE7F22E.9070504@oss.ntt.co.jp> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Takuya Yoshikawa Cc: Takuya Yoshikawa , Avi Kivity , mtosatti@redhat.com, agraf@suse.de, fernando@oss.ntt.co.jp, kvm@vger.kernel.org, kvm-ppc@vger.kernel.org, kvm-ia64@vger.kernel.org, tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, x86@kernel.org, benh@kernel.crashing.org, paulus@samba.org, linuxppc-dev@ozlabs.org, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org On Monday 10 May 2010, Takuya Yoshikawa wrote: > (2010/05/06 22:38), Arnd Bergmann wrote: > > On Wednesday 05 May 2010, Takuya Yoshikawa wrote: > >> There was a suggestion to propose set_le_bit_user() kind of macros. > >> But what I thought was these have a constraint you two explained and seemed to be > >> a little bit specific to some area, like KVM. > >> > >> So I decided to propose just the offset calculation macro. > > > > I'm not sure I understand how this macro is going to be used though. > > If you are just using this in kernel space, that's fine, please go for > > it. > > Yes, I'm just using in kernel space: qemu has its own endian related helpers. > > So if you allow us to place this macro in asm-generic/bitops/* it will help us. No problem at all then. Thanks for the explanation. Acked-by: Arnd Bergmann From mboxrd@z Thu Jan 1 00:00:00 1970 From: Arnd Bergmann Subject: Re: [RFC][PATCH resend 8/12] asm-generic: bitops: introduce le bit offset macro Date: Mon, 10 May 2010 14:01:51 +0200 Message-ID: <201005101401.52182.arnd@arndb.de> References: <20100504215645.6448af8f.takuya.yoshikawa@gmail.com> <201005061538.54326.arnd@arndb.de> <4BE7F22E.9070504@oss.ntt.co.jp> Mime-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <4BE7F22E.9070504-gVGce1chcLdL9jVzuh4AOg@public.gmane.org> Sender: kvm-ppc-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Takuya Yoshikawa Cc: Takuya Yoshikawa , Avi Kivity , mtosatti-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org, agraf-l3A5Bk7waGM@public.gmane.org, fernando-gVGce1chcLdL9jVzuh4AOg@public.gmane.org, kvm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, kvm-ppc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, kvm-ia64-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, tglx-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org, mingo-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org, hpa-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org, x86-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, benh-XVmvHMARGAS8U2dJNN8I7kB+6BGkLq7r@public.gmane.org, paulus-eUNUBHrolfbYtjvyW6yDsg@public.gmane.org, linuxppc-dev-mnsaURCQ41sdnm+yROfE0A@public.gmane.org, linux-arch-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-arch.vger.kernel.org On Monday 10 May 2010, Takuya Yoshikawa wrote: > (2010/05/06 22:38), Arnd Bergmann wrote: > > On Wednesday 05 May 2010, Takuya Yoshikawa wrote: > >> There was a suggestion to propose set_le_bit_user() kind of macros. > >> But what I thought was these have a constraint you two explained and seemed to be > >> a little bit specific to some area, like KVM. > >> > >> So I decided to propose just the offset calculation macro. > > > > I'm not sure I understand how this macro is going to be used though. > > If you are just using this in kernel space, that's fine, please go for > > it. > > Yes, I'm just using in kernel space: qemu has its own endian related helpers. > > So if you allow us to place this macro in asm-generic/bitops/* it will help us. No problem at all then. Thanks for the explanation. Acked-by: Arnd Bergmann From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from moutng.kundenserver.de ([212.227.17.10]:54418 "EHLO moutng.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751955Ab0EJMCO (ORCPT ); Mon, 10 May 2010 08:02:14 -0400 From: Arnd Bergmann Subject: Re: [RFC][PATCH resend 8/12] asm-generic: bitops: introduce le bit offset macro Date: Mon, 10 May 2010 14:01:51 +0200 References: <20100504215645.6448af8f.takuya.yoshikawa@gmail.com> <201005061538.54326.arnd@arndb.de> <4BE7F22E.9070504@oss.ntt.co.jp> In-Reply-To: <4BE7F22E.9070504@oss.ntt.co.jp> MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-ID: <201005101401.52182.arnd@arndb.de> Sender: linux-arch-owner@vger.kernel.org List-ID: To: Takuya Yoshikawa Cc: Takuya Yoshikawa , Avi Kivity , mtosatti@redhat.com, agraf@suse.de, fernando@oss.ntt.co.jp, kvm@vger.kernel.org, kvm-ppc@vger.kernel.org, kvm-ia64@vger.kernel.org, tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, x86@kernel.org, benh@kernel.crashing.org, paulus@samba.org, linuxppc-dev@ozlabs.org, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org Message-ID: <20100510120151.w3k6WgTBJBIhEiANkNGc7ABGur0D5qXvYvadFEj1H2g@z> On Monday 10 May 2010, Takuya Yoshikawa wrote: > (2010/05/06 22:38), Arnd Bergmann wrote: > > On Wednesday 05 May 2010, Takuya Yoshikawa wrote: > >> There was a suggestion to propose set_le_bit_user() kind of macros. > >> But what I thought was these have a constraint you two explained and seemed to be > >> a little bit specific to some area, like KVM. > >> > >> So I decided to propose just the offset calculation macro. > > > > I'm not sure I understand how this macro is going to be used though. > > If you are just using this in kernel space, that's fine, please go for > > it. > > Yes, I'm just using in kernel space: qemu has its own endian related helpers. > > So if you allow us to place this macro in asm-generic/bitops/* it will help us. No problem at all then. Thanks for the explanation. Acked-by: Arnd Bergmann From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from moutng.kundenserver.de (moutng.kundenserver.de [212.227.17.10]) by ozlabs.org (Postfix) with ESMTP id 4A2B4B7D68 for ; Mon, 10 May 2010 22:02:33 +1000 (EST) From: Arnd Bergmann To: Takuya Yoshikawa Subject: Re: [RFC][PATCH resend 8/12] asm-generic: bitops: introduce le bit offset macro Date: Mon, 10 May 2010 14:01:51 +0200 References: <20100504215645.6448af8f.takuya.yoshikawa@gmail.com> <201005061538.54326.arnd@arndb.de> <4BE7F22E.9070504@oss.ntt.co.jp> In-Reply-To: <4BE7F22E.9070504@oss.ntt.co.jp> MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Message-Id: <201005101401.52182.arnd@arndb.de> Cc: linux-arch@vger.kernel.org, x86@kernel.org, kvm@vger.kernel.org, kvm-ia64@vger.kernel.org, fernando@oss.ntt.co.jp, mtosatti@redhat.com, agraf@suse.de, kvm-ppc@vger.kernel.org, linux-kernel@vger.kernel.org, linuxppc-dev@ozlabs.org, mingo@redhat.com, paulus@samba.org, Avi Kivity , hpa@zytor.com, tglx@linutronix.de, Takuya Yoshikawa List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Monday 10 May 2010, Takuya Yoshikawa wrote: > (2010/05/06 22:38), Arnd Bergmann wrote: > > On Wednesday 05 May 2010, Takuya Yoshikawa wrote: > >> There was a suggestion to propose set_le_bit_user() kind of macros. > >> But what I thought was these have a constraint you two explained and seemed to be > >> a little bit specific to some area, like KVM. > >> > >> So I decided to propose just the offset calculation macro. > > > > I'm not sure I understand how this macro is going to be used though. > > If you are just using this in kernel space, that's fine, please go for > > it. > > Yes, I'm just using in kernel space: qemu has its own endian related helpers. > > So if you allow us to place this macro in asm-generic/bitops/* it will help us. No problem at all then. Thanks for the explanation. Acked-by: Arnd Bergmann