linux-kernel - Re: intel-iommu: Add for_each_iommu() and for_each_active

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Date:	Mon, 06 Apr 2009 19:58:14 -0700
From:	David Woodhouse <dwmw2@...radead.org>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...e.hu>
Subject: Re: intel-iommu: Add for_each_iommu() and for_each_active_iommu()
 macros

On Mon, 2009-04-06 at 21:29 -0400, Steven Rostedt wrote:
> If this works then (after reformating)
> 
> Acked-by: Steven Rostedt <rostedt@...dmis.org>

Yeah, it seems to work. This worried me briefly for a while but then I
realised it was already there before my changes...

[dwmw2@...book linux-2.6]$ grep CONFIG_PROFILE_ALL_BRANCHES .config
# CONFIG_PROFILE_ALL_BRANCHES is not set
[dwmw2@...book linux-2.6]$ make drivers/net/e100.o
scripts/kconfig/conf -s arch/x86/Kconfig
  CHK     include/linux/version.h
  CHK     include/linux/utsrelease.h
  SYMLINK include/asm -> include/asm-x86
  CC      kernel/bounds.s
  GEN     include/linux/bounds.h
  CC      arch/x86/kernel/asm-offsets.s
  GEN     include/asm/asm-offsets.h
  CALL    scripts/checksyscalls.sh
  CC      drivers/net/e100.o
[dwmw2@...book linux-2.6]$ sed -i 's/.*\(CONFIG_PROFILE_ALL_BRANCHES\).*/\1=y/' .config
[dwmw2@...book linux-2.6]$ make drivers/net/e100.oscripts/kconfig/conf -s arch/x86/Kconfig
  CHK     include/linux/version.h
  CHK     include/linux/utsrelease.h
  SYMLINK include/asm -> include/asm-x86
  CC      kernel/bounds.s
  GEN     include/linux/bounds.h
  CC      arch/x86/kernel/asm-offsets.s
  GEN     include/asm/asm-offsets.h
  CALL    scripts/checksyscalls.sh
  CC      drivers/net/e100.o
drivers/net/e100.c: In function ‘e100_hw_init’:
drivers/net/e100.c:1344: warning: ‘err’ may be used uninitialized in this function


This happens in a lot of places, not just e100.

-- 
David Woodhouse                            Open Source Technology Centre
David.Woodhouse@...el.com                              Intel Corporation

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