From: Ananth N Mavinakayanahalli <ananth@in.ibm.com>
To: Harvey Harrison <harvey.harrison@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
LKML <linux-kernel@vger.kernel.org>,
Masami Hiramatsu <mhiramat@redhat.com>,
David Miller <davem@davemloft.net>,
hskinnemoen@atmel.com, schwidefsky@de.ibm.com,
heiko.carstens@de.ibm.com, tony.luck@intel.com, paulus@samba.org,
Ingo Molnar <mingo@elte.hu>
Subject: Re: [PATCHv2] kprobes: Introduce is_kprobe_fault()
Date: Tue, 8 Jan 2008 11:07:25 +0530 [thread overview]
Message-ID: <20080108053725.GA8505@in.ibm.com> (raw)
In-Reply-To: <1199737486.7666.12.camel@brick>
On Mon, Jan 07, 2008 at 12:24:46PM -0800, Harvey Harrison wrote:
> Use a central is_kprobe_fault() inline in kprobes.h to remove all
> of the arch-dependant, practically identical implementations in
> avr32, ia64, powerpc, s390, sparc64, and x86.
>
> avr32 was the only arch without the preempt_disable/enable pair
> in its notify_page_fault implementation.
>
> This uncovered a possible bug in the s390 version as that purely
> copied the x86 version unconditionally passing 14 as the trapnr
> rather than the error_code parameter.
>
> Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Tested on powerpc.
Tested-by: Ananth N Mavinakayanahalli <ananth@in.ibm.com>
next prev parent reply other threads:[~2008-01-08 5:37 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-07 20:24 Harvey Harrison
2008-01-08 5:37 ` Ananth N Mavinakayanahalli [this message]
2008-01-08 17:03 ` Masami Hiramatsu
2008-01-08 22:45 ` Paul Mackerras
2008-01-08 23:02 ` Harvey Harrison
2008-01-09 4:19 ` [PATCHv3] kprobes: Introduce kprobe_handle_fault() Harvey Harrison
2008-01-09 6:14 ` Heiko Carstens
2008-01-09 6:22 ` Harvey Harrison
2008-01-09 22:01 ` [PATCHv4] " Harvey Harrison
2008-01-09 23:16 ` Heiko Carstens
2008-01-10 0:25 ` Harvey Harrison
2008-01-10 0:44 ` [PATCH 1/2] " Harvey Harrison
2008-01-10 3:15 ` Masami Hiramatsu
2008-01-10 12:50 ` Ingo Molnar
2008-01-10 0:45 ` [PATCH 2/2] kprobe: remove preempt_enable/disable from kprobe_handle_fault() Harvey Harrison
2008-01-10 3:15 ` Masami Hiramatsu
2008-01-09 23:31 ` [PATCHv4] kprobes: Introduce kprobe_handle_fault() Masami Hiramatsu
2008-01-09 7:58 ` [PATCHv3] " Christoph Hellwig
2008-01-09 7:57 ` Christoph Hellwig
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