From: Dave Hansen <dave.hansen@intel.com>
To: "Ren, Qiaowei" <qiaowei.ren@intel.com>,
"H. Peter Anvin" <hpa@zytor.com>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>
Cc: "x86@kernel.org" <x86@kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-mm@kvack.org" <linux-mm@kvack.org>
Subject: Re: [PATCH v7 09/10] x86, mpx: cleanup unused bound tables
Date: Wed, 23 Jul 2014 18:04:41 -0700 [thread overview]
Message-ID: <53D05BA9.1040108@intel.com> (raw)
In-Reply-To: <9E0BE1322F2F2246BD820DA9FC397ADE01703006@shsmsx102.ccr.corp.intel.com>
On 07/23/2014 05:49 PM, Ren, Qiaowei wrote:
> I can check a lot of debug information when one VMA and related
> bounds tables are allocated and freed through adding a lot of print()
> like log into kernel/runtime. Do you think this is enough?
I thought the entire reason we grabbed a VM_ flag was to make it
possible to figure out without resorting to this.
WARNING: multiple messages have this Message-ID (diff)
From: Dave Hansen <dave.hansen@intel.com>
To: "Ren, Qiaowei" <qiaowei.ren@intel.com>,
"H. Peter Anvin" <hpa@zytor.com>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>
Cc: "x86@kernel.org" <x86@kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-mm@kvack.org" <linux-mm@kvack.org>
Subject: Re: [PATCH v7 09/10] x86, mpx: cleanup unused bound tables
Date: Wed, 23 Jul 2014 18:04:41 -0700 [thread overview]
Message-ID: <53D05BA9.1040108@intel.com> (raw)
In-Reply-To: <9E0BE1322F2F2246BD820DA9FC397ADE01703006@shsmsx102.ccr.corp.intel.com>
On 07/23/2014 05:49 PM, Ren, Qiaowei wrote:
> I can check a lot of debug information when one VMA and related
> bounds tables are allocated and freed through adding a lot of print()
> like log into kernel/runtime. Do you think this is enough?
I thought the entire reason we grabbed a VM_ flag was to make it
possible to figure out without resorting to this.
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next prev parent reply other threads:[~2014-07-24 1:04 UTC|newest]
Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-21 5:38 [PATCH v7 00/10] Intel MPX support Qiaowei Ren
2014-07-21 5:38 ` Qiaowei Ren
2014-07-21 5:38 ` [PATCH v7 01/10] x86, mpx: introduce VM_MPX to indicate that a VMA is MPX specific Qiaowei Ren
2014-07-21 5:38 ` Qiaowei Ren
2014-07-21 5:38 ` [PATCH v7 02/10] x86, mpx: add MPX specific mmap interface Qiaowei Ren
2014-07-21 5:38 ` Qiaowei Ren
2014-07-21 5:38 ` [PATCH v7 03/10] x86, mpx: add macro cpu_has_mpx Qiaowei Ren
2014-07-21 5:38 ` Qiaowei Ren
2014-07-22 16:18 ` Dave Hansen
2014-07-22 16:18 ` Dave Hansen
2014-07-23 2:35 ` Ren, Qiaowei
2014-07-23 2:35 ` Ren, Qiaowei
2014-07-23 16:02 ` Dave Hansen
2014-07-23 16:02 ` Dave Hansen
2014-07-24 0:56 ` Ren, Qiaowei
2014-07-24 0:56 ` Ren, Qiaowei
2014-07-24 4:46 ` Dave Hansen
2014-07-24 4:46 ` Dave Hansen
2014-07-24 5:23 ` Ren, Qiaowei
2014-07-24 5:23 ` Ren, Qiaowei
2014-07-21 5:38 ` [PATCH v7 04/10] x86, mpx: hook #BR exception handler to allocate bound tables Qiaowei Ren
2014-07-21 5:38 ` Qiaowei Ren
2014-07-21 5:38 ` [PATCH v7 05/10] x86, mpx: extend siginfo structure to include bound violation information Qiaowei Ren
2014-07-21 5:38 ` Qiaowei Ren
2014-07-22 0:42 ` Zhang, Tianfei
2014-07-22 0:42 ` Zhang, Tianfei
2014-07-21 5:38 ` [PATCH v7 06/10] mips: sync struct siginfo with general version Qiaowei Ren
2014-07-21 5:38 ` Qiaowei Ren
2014-07-21 5:38 ` [PATCH v7 07/10] x86, mpx: decode MPX instruction to get bound violation information Qiaowei Ren
2014-07-21 5:38 ` Qiaowei Ren
2014-07-21 6:07 ` Andi Kleen
2014-07-21 6:07 ` Andi Kleen
2014-07-21 6:11 ` Ren, Qiaowei
2014-07-21 6:11 ` Ren, Qiaowei
2014-07-21 5:38 ` [PATCH v7 08/10] x86, mpx: add prctl commands PR_MPX_REGISTER, PR_MPX_UNREGISTER Qiaowei Ren
2014-07-21 5:38 ` Qiaowei Ren
2014-07-21 6:09 ` Andi Kleen
2014-07-21 6:09 ` Andi Kleen
2014-10-13 17:41 ` Dave Hansen
2014-10-13 17:41 ` Dave Hansen
2014-10-14 1:44 ` Ren, Qiaowei
2014-10-14 1:44 ` Ren, Qiaowei
2014-07-23 16:20 ` Dave Hansen
2014-07-23 16:20 ` Dave Hansen
2014-07-21 5:38 ` [PATCH v7 09/10] x86, mpx: cleanup unused bound tables Qiaowei Ren
2014-07-21 5:38 ` Qiaowei Ren
2014-07-22 0:50 ` Zhang, Tianfei
2014-07-22 0:50 ` Zhang, Tianfei
2014-07-23 16:38 ` Dave Hansen
2014-07-23 16:38 ` Dave Hansen
2014-07-24 0:49 ` Ren, Qiaowei
2014-07-24 0:49 ` Ren, Qiaowei
2014-07-24 1:04 ` Dave Hansen [this message]
2014-07-24 1:04 ` Dave Hansen
2014-07-24 1:27 ` Ren, Qiaowei
2014-07-24 1:27 ` Ren, Qiaowei
2014-07-21 5:38 ` [PATCH v7 10/10] x86, mpx: add documentation on Intel MPX Qiaowei Ren
2014-07-21 5:38 ` Qiaowei Ren
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