From: Oleg Nesterov <oleg@redhat.com>
To: Ananth N Mavinakayanahalli <ananth@in.ibm.com>
Cc: ppcdev <linuxppc-dev@lists.ozlabs.org>,
lkml <linux-kernel@vger.kernel.org>,
Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Subject: Re: [PATCH v2 1/4] uprobes: add trap variant helper
Date: Sat, 23 Mar 2013 19:08:01 +0100 [thread overview]
Message-ID: <20130323180801.GA4667@redhat.com> (raw)
In-Reply-To: <20130322151627.GB20010@in.ibm.com>
On 03/22, Ananth N Mavinakayanahalli wrote:
>
> Some architectures like powerpc have multiple variants of the trap
> instruction. Introduce an additional helper is_trap_insn() for run-time
> handling of non-uprobe traps on such architectures.
Looks fine to me.
I am going to take this into my tree, hopefully Ben won't object. The
main change is arch-agnostic and the changes in arch/powerpc are trivial.
Oleg.
WARNING: multiple messages have this Message-ID (diff)
From: Oleg Nesterov <oleg@redhat.com>
To: Ananth N Mavinakayanahalli <ananth@in.ibm.com>
Cc: lkml <linux-kernel@vger.kernel.org>,
Srikar Dronamraju <srikar@linux.vnet.ibm.com>,
benh@kernel.crashing.org, ppcdev <linuxppc-dev@lists.ozlabs.org>
Subject: Re: [PATCH v2 1/4] uprobes: add trap variant helper
Date: Sat, 23 Mar 2013 19:08:01 +0100 [thread overview]
Message-ID: <20130323180801.GA4667@redhat.com> (raw)
In-Reply-To: <20130322151627.GB20010@in.ibm.com>
On 03/22, Ananth N Mavinakayanahalli wrote:
>
> Some architectures like powerpc have multiple variants of the trap
> instruction. Introduce an additional helper is_trap_insn() for run-time
> handling of non-uprobe traps on such architectures.
Looks fine to me.
I am going to take this into my tree, hopefully Ben won't object. The
main change is arch-agnostic and the changes in arch/powerpc are trivial.
Oleg.
next prev parent reply other threads:[~2013-03-23 18:43 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-22 15:16 [PATCH v2 1/4] uprobes: add trap variant helper Ananth N Mavinakayanahalli
2013-03-22 15:16 ` Ananth N Mavinakayanahalli
2013-03-22 15:17 ` [PATCH v2 2/4] uprobes: refuse uprobe on trap variants Ananth N Mavinakayanahalli
2013-03-22 15:17 ` Ananth N Mavinakayanahalli
2013-03-26 12:06 ` Srikar Dronamraju
2013-03-26 12:06 ` Srikar Dronamraju
2013-03-22 15:18 ` [PATCH v2 3/4] uprobes/powerpc: teach uprobes to ignore gdb breakpoints Ananth N Mavinakayanahalli
2013-03-22 15:18 ` Ananth N Mavinakayanahalli
2013-03-26 12:06 ` Srikar Dronamraju
2013-03-26 12:06 ` Srikar Dronamraju
2013-03-22 15:19 ` [PATCH v2 4/4] uprobes/powerpc: remove additional trap instruction check Ananth N Mavinakayanahalli
2013-03-22 15:19 ` Ananth N Mavinakayanahalli
2013-03-26 12:07 ` Srikar Dronamraju
2013-03-26 12:07 ` Srikar Dronamraju
2013-03-23 18:08 ` Oleg Nesterov [this message]
2013-03-23 18:08 ` [PATCH v2 1/4] uprobes: add trap variant helper Oleg Nesterov
2013-03-26 12:06 ` Srikar Dronamraju
2013-03-26 12:06 ` Srikar Dronamraju
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