linux-kernel - Re: [patch 00/47] Sparse irq rework

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Date:	Thu, 30 Sep 2010 22:54:29 -0700
From:	Yinghai Lu <yinghai@...nel.org>
To:	Thomas Gleixner <tglx@...utronix.de>
CC:	LKML <linux-kernel@...r.kernel.org>, linux-arch@...r.kernel.org,
	Linus Torvalds <torvalds@...l.org>,
	Andrew Morton <akpm@...ux-foundation.org>, x86@...nel.org,
	Peter Zijlstra <peterz@...radead.org>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Paul Mundt <lethal@...ux-sh.org>,
	Russell King <linux@....linux.org.uk>,
	David Woodhouse <dwmw2@...radead.org>,
	Jesse Barnes <jbarnes@...tuousgeek.org>,
	Grant Likely <grant.likely@...retlab.ca>,
	"Eric W. Biederman" <ebiederm@...ssion.com>
Subject: Re: [patch 00/47] Sparse irq rework

On 09/30/2010 04:14 PM, Thomas Gleixner wrote:
> The following patch series cleans up and mostly reimplements the core
> sparse irq implementation and sanitizes the most complex (ab)user:
> arch/x86
> 
> The series is based on the previous rework of irq chip functions which
> is available at:
> 
>   git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip.git irq/core
> 
> A combined throwaway git repository with all the following patches on top of
> tip/irq/core is available at:
> 
>   git://git.kernel.org/pub/scm/linux/kernel/git/tglx/linux-2.6-sparse-irq.git
> 
> The overall changes are (full changelog below):
>     56 files changed, 1229 insertions(+), 1682 deletions(-)
> 
> The series consists of 3 parts:
> 
>     - cleanup of kernel/irq code and implementation of new allocator
>     - conversion of x86 to new irq_chip functions and new allocator
>     - trivial cleanup of the remaining users and removal of the old stuff
> 
> It's fully bisectable and survived a night of testing in my testfarm.

  CC      kernel/irq/irqdesc.o
kernel/irq/irqdesc.c:123: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘static’
kernel/irq/irqdesc.c: In function ‘alloc_descs’:
kernel/irq/irqdesc.c:176: error: implicit declaration of function ‘alloc_desc’
kernel/irq/irqdesc.c:176: warning: assignment makes pointer from integer without a cast
kernel/irq/irqdesc.c: In function ‘early_irq_init’:
kernel/irq/irqdesc.c:207: warning: assignment makes pointer from integer without a cast
kernel/irq/irqdesc.c: In function ‘irq_get_next_irq’:
kernel/irq/irqdesc.c:346: error: implicit declaration of function ‘find_next_bit_set’
kernel/irq/irqdesc.c:347: error: implicit declaration of function ‘raw_spin_unlock_irqsave’
kernel/irq/irqdesc.c: In function ‘kstat_irqs_cpu’:
kernel/irq/irqdesc.c:369: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘{’ token
kernel/irq/irqdesc.c:374: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘{’ token
kernel/irq/irqdesc.c:377: error: expected ‘{’ at end of input
make[1]: *** [kernel/irq/irqdesc.o] Error 1

Yinghai
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