From: Arnd Bergmann <arnd-r2nGTMty4D4@public.gmane.org>
To: James Hogan <james.hogan-1AXoQHu6uovQT0dZR+AlfA@public.gmane.org>
Cc: linux-arch-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Vineet Gupta <vgupta-HKixBCOQz3hWk0Htik3J/w@public.gmane.org>,
Catalin Marinas <catalin.marinas-5wv7dgnIgG8@public.gmane.org>,
Will Deacon <will.deacon-5wv7dgnIgG8@public.gmane.org>,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
Mark Salter <msalter-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
Aurelien Jacquiot <a-jacquiot-l0cyMroinI0@public.gmane.org>,
linux-c6x-dev-jPsnJVOj+W6hPH1hqNUYSQ@public.gmane.org,
Richard Kuo <rkuo-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>,
linux-hexagon-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-metag-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Jonas Bonn <jonas-A9uVI2HLR7kOP4wsBPIw7w@public.gmane.org>,
linux-ZwoEplunGu2h2975yA52AaxOck334EZe@public.gmane.org,
Chen Liqin <liqin.linux-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Lennox Wu <lennox.wu-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Chris Metcalf <cmetcalf-kv+TWInifGbQT0dZR+AlfA@public.gmane.org>,
Guan Xuetao <gxt-TG0Ac1+ktVePQbnJrJN+5g@public.gmane.org>
Subject: Re: [RFC 3/3] asm-generic: Drop renameat syscall from default list
Date: Wed, 23 Apr 2014 14:18:04 +0200 [thread overview]
Message-ID: <201404231418.05174.arnd@arndb.de> (raw)
In-Reply-To: <1398247687-13453-4-git-send-email-james.hogan-1AXoQHu6uovQT0dZR+AlfA@public.gmane.org>
On Wednesday 23 April 2014, James Hogan wrote:
> The new renameat2 syscall provides all the functionality provided by the
> renameat syscall and adds flags, so future architectures won't need to
> include renameat.
>
> Therefore drop the renameat syscall from the generic syscall list unless
> __ARCH_WANT_RENAMEAT is defined by the architecture's unistd.h prior to
> including asm-generic/unistd.h, and adjust all architectures using the
> generic syscall list to define it so that no in-tree architectures are
> affected.
I should have read this one before replying to patch 2 ;-)
> Signed-off-by: James Hogan <james.hogan-1AXoQHu6uovQT0dZR+AlfA@public.gmane.org>
> Cc: Arnd Bergmann <arnd-r2nGTMty4D4@public.gmane.org>
> Cc: linux-arch-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
> Cc: Vineet Gupta <vgupta-HKixBCOQz3hWk0Htik3J/w@public.gmane.org>
> Cc: Catalin Marinas <catalin.marinas-5wv7dgnIgG8@public.gmane.org>
> Cc: Will Deacon <will.deacon-5wv7dgnIgG8@public.gmane.org>
> Cc: linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
> Cc: Mark Salter <msalter-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
> Cc: Aurelien Jacquiot <a-jacquiot-l0cyMroinI0@public.gmane.org>
> Cc: linux-c6x-dev-jPsnJVOj+W6hPH1hqNUYSQ@public.gmane.org
> Cc: Richard Kuo <rkuo-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org>
> Cc: linux-hexagon-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
> Cc: linux-metag-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
> Cc: Jonas Bonn <jonas-A9uVI2HLR7kOP4wsBPIw7w@public.gmane.org>
> Cc: linux-ZwoEplunGu2h2975yA52AaxOck334EZe@public.gmane.org
> Cc: Chen Liqin <liqin.linux-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
> Cc: Lennox Wu <lennox.wu-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
> Cc: Chris Metcalf <cmetcalf-kv+TWInifGbQT0dZR+AlfA@public.gmane.org>
> Cc: Guan Xuetao <gxt-TG0Ac1+ktVePQbnJrJN+5g@public.gmane.org>
> ---
> Is this the approach we want to take to keep the default syscall list
> minimal? We could for example have made renameat2 use the renameat
> syscall number for new arches, but it seemed best to leave a gap for new
> arches to improve consistency of numbering.
I think leaving the hole is best.
> This patch is a no-op for arches in tree, so there's no harm for this to
> wait for the v3.16 merge window.
Sounds good. I guess I'll have to put this into my asm-generic tree
then, unless I can get the nios2 maintainers to pick it up.
If you don't mind, can you submit the first two patches to Linus
directly?
Arnd
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WARNING: multiple messages have this Message-ID (diff)
From: Arnd Bergmann <arnd@arndb.de>
To: James Hogan <james.hogan@imgtec.com>
Cc: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org,
Vineet Gupta <vgupta@synopsys.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will.deacon@arm.com>,
linux-arm-kernel@lists.infradead.org,
Mark Salter <msalter@redhat.com>,
Aurelien Jacquiot <a-jacquiot@ti.com>,
linux-c6x-dev@linux-c6x.org, Richard Kuo <rkuo@codeaurora.org>,
linux-hexagon@vger.kernel.org, linux-metag@vger.kernel.org,
Jonas Bonn <jonas@southpole.se>,
linux@lists.openrisc.net, Chen Liqin <liqin.linux@gmail.com>,
Lennox Wu <lennox.wu@gmail.com>,
Chris Metcalf <cmetcalf@tilera.com>,
Guan Xuetao <gxt@mprc.pku.edu.cn>
Subject: Re: [RFC 3/3] asm-generic: Drop renameat syscall from default list
Date: Wed, 23 Apr 2014 14:18:04 +0200 [thread overview]
Message-ID: <201404231418.05174.arnd@arndb.de> (raw)
Message-ID: <20140423121804.027yUYXLzL_W5MUl1WlAvt1DA-TXbxR2pmZ4c0bEOXY@z> (raw)
In-Reply-To: <1398247687-13453-4-git-send-email-james.hogan@imgtec.com>
On Wednesday 23 April 2014, James Hogan wrote:
> The new renameat2 syscall provides all the functionality provided by the
> renameat syscall and adds flags, so future architectures won't need to
> include renameat.
>
> Therefore drop the renameat syscall from the generic syscall list unless
> __ARCH_WANT_RENAMEAT is defined by the architecture's unistd.h prior to
> including asm-generic/unistd.h, and adjust all architectures using the
> generic syscall list to define it so that no in-tree architectures are
> affected.
I should have read this one before replying to patch 2 ;-)
> Signed-off-by: James Hogan <james.hogan@imgtec.com>
> Cc: Arnd Bergmann <arnd@arndb.de>
> Cc: linux-arch@vger.kernel.org
> Cc: Vineet Gupta <vgupta@synopsys.com>
> Cc: Catalin Marinas <catalin.marinas@arm.com>
> Cc: Will Deacon <will.deacon@arm.com>
> Cc: linux-arm-kernel@lists.infradead.org
> Cc: Mark Salter <msalter@redhat.com>
> Cc: Aurelien Jacquiot <a-jacquiot@ti.com>
> Cc: linux-c6x-dev@linux-c6x.org
> Cc: Richard Kuo <rkuo@codeaurora.org>
> Cc: linux-hexagon@vger.kernel.org
> Cc: linux-metag@vger.kernel.org
> Cc: Jonas Bonn <jonas@southpole.se>
> Cc: linux@lists.openrisc.net
> Cc: Chen Liqin <liqin.linux@gmail.com>
> Cc: Lennox Wu <lennox.wu@gmail.com>
> Cc: Chris Metcalf <cmetcalf@tilera.com>
> Cc: Guan Xuetao <gxt@mprc.pku.edu.cn>
> ---
> Is this the approach we want to take to keep the default syscall list
> minimal? We could for example have made renameat2 use the renameat
> syscall number for new arches, but it seemed best to leave a gap for new
> arches to improve consistency of numbering.
I think leaving the hole is best.
> This patch is a no-op for arches in tree, so there's no harm for this to
> wait for the v3.16 merge window.
Sounds good. I guess I'll have to put this into my asm-generic tree
then, unless I can get the nios2 maintainers to pick it up.
If you don't mind, can you submit the first two patches to Linus
directly?
Arnd
WARNING: multiple messages have this Message-ID (diff)
From: arnd@arndb.de (Arnd Bergmann)
To: linux-arm-kernel@lists.infradead.org
Subject: [RFC 3/3] asm-generic: Drop renameat syscall from default list
Date: Wed, 23 Apr 2014 14:18:04 +0200 [thread overview]
Message-ID: <201404231418.05174.arnd@arndb.de> (raw)
In-Reply-To: <1398247687-13453-4-git-send-email-james.hogan@imgtec.com>
On Wednesday 23 April 2014, James Hogan wrote:
> The new renameat2 syscall provides all the functionality provided by the
> renameat syscall and adds flags, so future architectures won't need to
> include renameat.
>
> Therefore drop the renameat syscall from the generic syscall list unless
> __ARCH_WANT_RENAMEAT is defined by the architecture's unistd.h prior to
> including asm-generic/unistd.h, and adjust all architectures using the
> generic syscall list to define it so that no in-tree architectures are
> affected.
I should have read this one before replying to patch 2 ;-)
> Signed-off-by: James Hogan <james.hogan@imgtec.com>
> Cc: Arnd Bergmann <arnd@arndb.de>
> Cc: linux-arch at vger.kernel.org
> Cc: Vineet Gupta <vgupta@synopsys.com>
> Cc: Catalin Marinas <catalin.marinas@arm.com>
> Cc: Will Deacon <will.deacon@arm.com>
> Cc: linux-arm-kernel at lists.infradead.org
> Cc: Mark Salter <msalter@redhat.com>
> Cc: Aurelien Jacquiot <a-jacquiot@ti.com>
> Cc: linux-c6x-dev at linux-c6x.org
> Cc: Richard Kuo <rkuo@codeaurora.org>
> Cc: linux-hexagon at vger.kernel.org
> Cc: linux-metag at vger.kernel.org
> Cc: Jonas Bonn <jonas@southpole.se>
> Cc: linux at lists.openrisc.net
> Cc: Chen Liqin <liqin.linux@gmail.com>
> Cc: Lennox Wu <lennox.wu@gmail.com>
> Cc: Chris Metcalf <cmetcalf@tilera.com>
> Cc: Guan Xuetao <gxt@mprc.pku.edu.cn>
> ---
> Is this the approach we want to take to keep the default syscall list
> minimal? We could for example have made renameat2 use the renameat
> syscall number for new arches, but it seemed best to leave a gap for new
> arches to improve consistency of numbering.
I think leaving the hole is best.
> This patch is a no-op for arches in tree, so there's no harm for this to
> wait for the v3.16 merge window.
Sounds good. I guess I'll have to put this into my asm-generic tree
then, unless I can get the nios2 maintainers to pick it up.
If you don't mind, can you submit the first two patches to Linus
directly?
Arnd
WARNING: multiple messages have this Message-ID (diff)
From: Arnd Bergmann <arnd@arndb.de>
To: James Hogan <james.hogan@imgtec.com>
Cc: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org,
Vineet Gupta <vgupta@synopsys.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will.deacon@arm.com>,
linux-arm-kernel@lists.infradead.org,
Mark Salter <msalter@redhat.com>,
Aurelien Jacquiot <a-jacquiot@ti.com>,
linux-c6x-dev@linux-c6x.org, Richard Kuo <rkuo@codeaurora.org>,
linux-hexagon@vger.kernel.org, linux-metag@vger.kernel.org,
Jonas Bonn <jonas@southpole.se>,
linux@openrisc.net, Chen Liqin <liqin.linux@gmail.com>,
Lennox Wu <lennox.wu@gmail.com>,
Chris Metcalf <cmetcalf@tilera.com>,
Guan Xuetao <gxt@mprc.pku.edu.cn>
Subject: Re: [RFC 3/3] asm-generic: Drop renameat syscall from default list
Date: Wed, 23 Apr 2014 14:18:04 +0200 [thread overview]
Message-ID: <201404231418.05174.arnd@arndb.de> (raw)
In-Reply-To: <1398247687-13453-4-git-send-email-james.hogan@imgtec.com>
On Wednesday 23 April 2014, James Hogan wrote:
> The new renameat2 syscall provides all the functionality provided by the
> renameat syscall and adds flags, so future architectures won't need to
> include renameat.
>
> Therefore drop the renameat syscall from the generic syscall list unless
> __ARCH_WANT_RENAMEAT is defined by the architecture's unistd.h prior to
> including asm-generic/unistd.h, and adjust all architectures using the
> generic syscall list to define it so that no in-tree architectures are
> affected.
I should have read this one before replying to patch 2 ;-)
> Signed-off-by: James Hogan <james.hogan@imgtec.com>
> Cc: Arnd Bergmann <arnd@arndb.de>
> Cc: linux-arch@vger.kernel.org
> Cc: Vineet Gupta <vgupta@synopsys.com>
> Cc: Catalin Marinas <catalin.marinas@arm.com>
> Cc: Will Deacon <will.deacon@arm.com>
> Cc: linux-arm-kernel@lists.infradead.org
> Cc: Mark Salter <msalter@redhat.com>
> Cc: Aurelien Jacquiot <a-jacquiot@ti.com>
> Cc: linux-c6x-dev@linux-c6x.org
> Cc: Richard Kuo <rkuo@codeaurora.org>
> Cc: linux-hexagon@vger.kernel.org
> Cc: linux-metag@vger.kernel.org
> Cc: Jonas Bonn <jonas@southpole.se>
> Cc: linux@lists.openrisc.net
> Cc: Chen Liqin <liqin.linux@gmail.com>
> Cc: Lennox Wu <lennox.wu@gmail.com>
> Cc: Chris Metcalf <cmetcalf@tilera.com>
> Cc: Guan Xuetao <gxt@mprc.pku.edu.cn>
> ---
> Is this the approach we want to take to keep the default syscall list
> minimal? We could for example have made renameat2 use the renameat
> syscall number for new arches, but it seemed best to leave a gap for new
> arches to improve consistency of numbering.
I think leaving the hole is best.
> This patch is a no-op for arches in tree, so there's no harm for this to
> wait for the v3.16 merge window.
Sounds good. I guess I'll have to put this into my asm-generic tree
then, unless I can get the nios2 maintainers to pick it up.
If you don't mind, can you submit the first two patches to Linus
directly?
Arnd
next prev parent reply other threads:[~2014-04-23 12:18 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-23 10:08 [PATCH 0/3] asm-generic: Add renameat2, drop renameat by default James Hogan
2014-04-23 10:08 ` James Hogan
2014-04-23 10:08 ` James Hogan
2014-04-23 10:08 ` James Hogan
2014-04-23 10:08 ` [PATCH 1/3] asm-generic: Add renameat2 syscall James Hogan
2014-04-23 10:08 ` James Hogan
2014-04-23 10:08 ` James Hogan
2014-04-23 10:08 ` James Hogan
2014-04-23 12:13 ` Arnd Bergmann
2014-04-23 12:13 ` Arnd Bergmann
2014-04-23 12:13 ` Arnd Bergmann
2014-04-23 12:13 ` Arnd Bergmann
2014-04-23 10:08 ` [RFC 2/3] scripts/checksyscalls.sh: Make renameat optional James Hogan
2014-04-23 10:08 ` James Hogan
2014-04-23 12:15 ` Arnd Bergmann
2014-04-23 10:08 ` [RFC 3/3] asm-generic: Drop renameat syscall from default list James Hogan
2014-04-23 10:08 ` James Hogan
2014-04-23 10:08 ` James Hogan
2014-04-23 10:08 ` James Hogan
[not found] ` <1398247687-13453-4-git-send-email-james.hogan-1AXoQHu6uovQT0dZR+AlfA@public.gmane.org>
2014-04-23 12:18 ` Arnd Bergmann [this message]
2014-04-23 12:18 ` Arnd Bergmann
2014-04-23 12:18 ` Arnd Bergmann
2014-04-23 12:18 ` Arnd Bergmann
2014-04-23 12:41 ` James Hogan
2014-04-23 12:41 ` James Hogan
2014-04-23 12:41 ` James Hogan
2014-04-23 12:41 ` James Hogan
[not found] ` <CAAG0J9-2=rP3RP08eEjd17R3wEaeiUtGfWD-LeqXV=y9sBamfA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-04-29 11:24 ` Szeredi Miklos
2014-04-29 11:24 ` Szeredi Miklos
2014-04-29 11:24 ` Szeredi Miklos
2014-04-29 11:24 ` Szeredi Miklos
2014-05-14 16:16 ` James Hogan
2014-05-14 16:16 ` James Hogan
2014-05-14 16:16 ` James Hogan
2014-05-14 16:16 ` James Hogan
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