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From: Frederic Weisbecker <fweisbec@gmail.com>
To: LKML <linux-kernel@vger.kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>,
	Will Deacon <will.deacon@arm.com>,
	Prasad <prasad@linux.vnet.ibm.com>,
	Paul Mundt <lethal@linux-sh.org>,
	Jason Wessel <jason.wessel@windriver.com>,
	"H . Peter Anvin" <hpa@zytor.com>,
	Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@elte.hu>
Subject: Re: [PATCH 0/6] hw_breakpoint: Let the user choose not to build it (and perf too)
Date: Wed, 27 Apr 2011 19:02:58 +0200	[thread overview]
Message-ID: <20110427170253.GA1753@nowhere> (raw)
In-Reply-To: <1303923602-2923-1-git-send-email-fweisbec@gmail.com>

On Wed, Apr 27, 2011 at 06:59:56PM +0200, Frederic Weisbecker wrote:
> Hi,
> 
> Until now, x86 and superh32 had to always build hw_breakpoint and perf.
> And powerpc and arm were always building hw_breakpoints when perf
> was enabled.
> 
> After this patchset, one can simply disable hw_breakpoints if he
> selected CONFIG_EXPERT. Afterward the user is free to select perf
> or not. Except on SH unfortunately because that would require a
> bit of change in ptrace to support singlestep failures.
> 
> Frederic Weisbecker (6):
>   hw_breakpoints: Split hardware breakpoints config
>   hw_breakpoints: Migrate breakpoint conditional build under new config
>   x86: Allow the user not to build hw_breakpoints
>   hw_breakpoints: Breakpoints arch ability don't need perf events
>   hw_breakpoints: Only force perf events if breakpoints are selected
>   hw_breakpoints: Drop remaining misplaced dependency on perf

Ah, and every !x86 archs touched by this patchset have been compile tested only.

  parent reply	other threads:[~2011-04-27 17:03 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-04-27 16:59 [PATCH 0/6] hw_breakpoint: Let the user choose not to build it (and perf too) Frederic Weisbecker
2011-04-27 16:59 ` [PATCH 1/6] hw_breakpoints: Split hardware breakpoints config Frederic Weisbecker
2011-04-27 16:59 ` [PATCH 2/6] hw_breakpoints: Migrate breakpoint conditional build under new config Frederic Weisbecker
2011-04-27 16:59   ` Frederic Weisbecker
2011-04-27 16:59 ` [PATCH 3/6] x86: Allow the user not to build hw_breakpoints Frederic Weisbecker
2011-04-27 17:38   ` H. Peter Anvin
2011-04-27 18:26     ` Frederic Weisbecker
2011-04-27 19:10       ` Michael Bohan
     [not found]       ` <008d59a3-bd23-4cb3-8a73-1640137e3ac4@email.android.com>
2011-04-27 19:50         ` Frederic Weisbecker
2011-05-03 15:35           ` H. Peter Anvin
2011-05-03 23:12             ` Frederic Weisbecker
2011-05-03 23:40               ` H. Peter Anvin
2011-05-03 23:54                 ` Frederic Weisbecker
2011-05-03 23:56                   ` H. Peter Anvin
2011-05-04  0:13                     ` Frederic Weisbecker
2011-04-27 17:00 ` [PATCH 4/6] hw_breakpoints: Breakpoints arch ability don't need perf events Frederic Weisbecker
2011-04-27 17:00 ` [PATCH 5/6] hw_breakpoints: Only force perf events if breakpoints are selected Frederic Weisbecker
2011-04-27 17:00 ` [PATCH 6/6] hw_breakpoints: Drop remaining misplaced dependency on perf Frederic Weisbecker
2011-04-27 17:00   ` Frederic Weisbecker
2011-04-27 17:02 ` Frederic Weisbecker [this message]
2011-05-03 11:40 ` [PATCH 0/6] hw_breakpoint: Let the user choose not to build it (and perf too) Will Deacon

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