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From: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
To: Oleg Nesterov <oleg@redhat.com>
Cc: Ingo Molnar <mingo@elte.hu>,
	Peter Zijlstra <peterz@infradead.org>,
	Ananth N Mavinakayanahalli <ananth@in.ibm.com>,
	Anton Arapov <anton@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Roland McGrath <roland@hack.frob.com>,
	Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 7/7] uprobes: Make arch_uprobe_task->saved_trap_nr "unsigned int"
Date: Wed, 12 Sep 2012 17:57:54 +0530	[thread overview]
Message-ID: <20120912122754.GB9582@linux.vnet.ibm.com> (raw)
In-Reply-To: <20120903152620.GA9088@redhat.com>

* Oleg Nesterov <oleg@redhat.com> [2012-09-03 17:26:20]:

> Make arch_uprobe_task->saved_trap_nr "unsigned int" and move it down
> after ->saved_scratch_register, this changes sizeof() from 24 to 16.
> 
> Signed-off-by: Oleg Nesterov <oleg@redhat.com>


Acked-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com>

> ---
>  arch/x86/include/asm/uprobes.h |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/arch/x86/include/asm/uprobes.h b/arch/x86/include/asm/uprobes.h
> index d561ff5..8ff8be7 100644
> --- a/arch/x86/include/asm/uprobes.h
> +++ b/arch/x86/include/asm/uprobes.h
> @@ -42,10 +42,10 @@ struct arch_uprobe {
>  };
> 
>  struct arch_uprobe_task {
> -	unsigned long			saved_trap_nr;
>  #ifdef CONFIG_X86_64
>  	unsigned long			saved_scratch_register;
>  #endif
> +	unsigned int			saved_trap_nr;
>  	unsigned int			saved_tf;
>  };
> 
> -- 
> 1.5.5.1
> 


  reply	other threads:[~2012-09-12 12:32 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-09-03 15:25 [PATCH 0/7] uprobes: single-step fixes Oleg Nesterov
2012-09-03 15:25 ` [PATCH 1/7] uprobes: Introduce arch_uprobe_enable/disable_step() Oleg Nesterov
2012-09-07 14:57   ` Srikar Dronamraju
2012-09-03 15:26 ` [PATCH 2/7] uprobes: x86: Implement x86 specific arch_uprobe_*_step Oleg Nesterov
2012-09-07 14:59   ` Srikar Dronamraju
2012-09-03 15:26 ` [PATCH 3/7] ptrace: Introduce set_task_blockstep() helper Oleg Nesterov
2012-09-07 15:00   ` Srikar Dronamraju
2012-09-03 15:26 ` [PATCH 4/7] ptrace: Partly fix set_task_blockstep()->update_debugctlmsr() logic Oleg Nesterov
2012-09-07 15:14   ` Srikar Dronamraju
2012-09-10 16:57   ` Sebastian Andrzej Siewior
2012-09-10 17:45     ` Peter Zijlstra
2012-09-10 17:27   ` Oleg Nesterov
2012-09-03 15:26 ` [PATCH 5/7] uprobes: Do not (ab)use TIF_SINGLESTEP/user_*_single_step() for single-stepping Oleg Nesterov
2012-09-07 15:11   ` Srikar Dronamraju
2012-09-07 15:50     ` Oleg Nesterov
2012-09-08  7:49       ` Srikar Dronamraju
2012-09-03 15:26 ` [PATCH 6/7] uprobes: Xol should send SIGTRAP if X86_EFLAGS_TF was set Oleg Nesterov
2012-09-12 12:08   ` Srikar Dronamraju
2012-09-12 14:45     ` Oleg Nesterov
2012-09-03 15:26 ` [PATCH 7/7] uprobes: Make arch_uprobe_task->saved_trap_nr "unsigned int" Oleg Nesterov
2012-09-12 12:27   ` Srikar Dronamraju [this message]
2012-09-08 17:06 ` [PATCH 0/7] uprobes: single-step fixes Oleg Nesterov
2012-09-12 12:33   ` Srikar Dronamraju
2012-09-08 17:06 ` [PATCH 8/7] uprobes: Fix arch_uprobe_disable_step() && UTASK_SSTEP_TRAPPED interaction Oleg Nesterov
2012-09-12 12:36   ` Srikar Dronamraju
2012-09-10 16:57 ` [PATCH 0/7] uprobes: single-step fixes Sebastian Andrzej Siewior

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