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From: "H. Peter Anvin" <hpa-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
To: Dave Young <dyoung-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
	Arjan van de Ven <arjan-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
Cc: Borislav Petkov <bp-Gina5bIWoIWzQB+pC5nmwQ@public.gmane.org>,
	Linux EFI <linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	LKML <linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	Borislav Petkov <bp-l3A5Bk7waGM@public.gmane.org>,
	Matt Fleming
	<matt-HNK1S37rvNbeXh+fF434Mdi2O/JbrIOy@public.gmane.org>,
	Matthew Garrett <mjg59-1xO5oi07KQx4cg9Nei1l7Q@public.gmane.org>,
	Toshi Kani <toshi.kani-VXdhtT5mjnY@public.gmane.org>
Subject: Re: [PATCH 1/4] x86, ptdump: Add the functionality to dump an arbitrary pagetable
Date: Tue, 14 Jan 2014 10:18:29 -0800	[thread overview]
Message-ID: <52D57F75.7060308@zytor.com> (raw)
In-Reply-To: <20140114014003.GB4327-je1gSBvt1TcFLmT5oZ11vB/sF2h8X+2i0E9HWUfgJXw@public.gmane.org>

On 01/13/2014 05:40 PM, Dave Young wrote:
> On 01/13/14 at 06:48am, Arjan van de Ven wrote:
>> On 1/13/2014 4:23 AM, Dave Young wrote:
>>>>
>>>>> How about do not limit to only if (pgd) case, instead do something
>>>>> like below: set dump_to_dmesg as a module parameter
>>>>
>>>> X86_PTDUMP is not a module.
>>>
>>> Hmm, I just see the module macros in the code, since it's a bool Kconfig
>>> I think the dump_pagetables.c need a cleanup,
>>> remove the #include <linux/module.h> and below lines:
>>> MODULE_LICENSE("GPL");
>>> MODULE_AUTHOR("Arjan van de Ven <arjan-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>");
>>> MODULE_DESCRIPTION("Kernel debugging helper that dumps pagetables");
>>
>> personally I consider it good form to always have this kind of information in .c files,
>> regardless of the KConfig side of thing...
> 
> I agree it's good to add these infomation, but they can be added in comment.
> IMHO it will be better in that way.
> 

Why the [Finnish] do you feel that information needs to be in a
different form because it is (currently!) not available as a module?

	-hpa

WARNING: multiple messages have this Message-ID (diff)
From: "H. Peter Anvin" <hpa@zytor.com>
To: Dave Young <dyoung@redhat.com>, Arjan van de Ven <arjan@linux.intel.com>
Cc: Borislav Petkov <bp@alien8.de>,
	Linux EFI <linux-efi@vger.kernel.org>,
	LKML <linux-kernel@vger.kernel.org>, Borislav Petkov <bp@suse.de>,
	Matt Fleming <matt@console-pimps.org>,
	Matthew Garrett <mjg59@srcf.ucam.org>,
	Toshi Kani <toshi.kani@hp.com>
Subject: Re: [PATCH 1/4] x86, ptdump: Add the functionality to dump an arbitrary pagetable
Date: Tue, 14 Jan 2014 10:18:29 -0800	[thread overview]
Message-ID: <52D57F75.7060308@zytor.com> (raw)
In-Reply-To: <20140114014003.GB4327@dhcp-16-126.nay.redhat.com>

On 01/13/2014 05:40 PM, Dave Young wrote:
> On 01/13/14 at 06:48am, Arjan van de Ven wrote:
>> On 1/13/2014 4:23 AM, Dave Young wrote:
>>>>
>>>>> How about do not limit to only if (pgd) case, instead do something
>>>>> like below: set dump_to_dmesg as a module parameter
>>>>
>>>> X86_PTDUMP is not a module.
>>>
>>> Hmm, I just see the module macros in the code, since it's a bool Kconfig
>>> I think the dump_pagetables.c need a cleanup,
>>> remove the #include <linux/module.h> and below lines:
>>> MODULE_LICENSE("GPL");
>>> MODULE_AUTHOR("Arjan van de Ven <arjan@linux.intel.com>");
>>> MODULE_DESCRIPTION("Kernel debugging helper that dumps pagetables");
>>
>> personally I consider it good form to always have this kind of information in .c files,
>> regardless of the KConfig side of thing...
> 
> I agree it's good to add these infomation, but they can be added in comment.
> IMHO it will be better in that way.
> 

Why the [Finnish] do you feel that information needs to be in a
different form because it is (currently!) not available as a module?

	-hpa



  parent reply	other threads:[~2014-01-14 18:18 UTC|newest]

Thread overview: 54+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-01-11 20:49 [PATCH 0/4] EFI memmap fix v2 Borislav Petkov
2014-01-11 20:49 ` Borislav Petkov
2014-01-11 20:49 ` [PATCH 1/4] x86, ptdump: Add the functionality to dump an arbitrary pagetable Borislav Petkov
     [not found]   ` <1389473370-1940-2-git-send-email-bp-Gina5bIWoIWzQB+pC5nmwQ@public.gmane.org>
2014-01-11 20:59     ` Joe Perches
2014-01-11 20:59       ` Joe Perches
2014-01-13  5:32     ` Dave Young
2014-01-13  5:32       ` Dave Young
     [not found]       ` <20140113053240.GA11237-je1gSBvt1TcFLmT5oZ11vB/sF2h8X+2i0E9HWUfgJXw@public.gmane.org>
2014-01-13 10:18         ` Borislav Petkov
2014-01-13 10:18           ` Borislav Petkov
     [not found]           ` <20140113101822.GA5388-fF5Pk5pvG8Y@public.gmane.org>
2014-01-13 12:23             ` Dave Young
2014-01-13 12:23               ` Dave Young
2014-01-13 14:48               ` Arjan van de Ven
     [not found]                 ` <52D3FCAA.7070004-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2014-01-13 14:57                   ` Borislav Petkov
2014-01-13 14:57                     ` Borislav Petkov
2014-01-14  1:40                   ` Dave Young
2014-01-14  1:40                     ` Dave Young
     [not found]                     ` <20140114014003.GB4327-je1gSBvt1TcFLmT5oZ11vB/sF2h8X+2i0E9HWUfgJXw@public.gmane.org>
2014-01-14 18:18                       ` H. Peter Anvin [this message]
2014-01-14 18:18                         ` H. Peter Anvin
     [not found]                         ` <52D57F75.7060308-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
2014-01-15  1:16                           ` Dave Young
2014-01-15  1:16                             ` Dave Young
     [not found]                             ` <20140115011609.GD23767-je1gSBvt1TcFLmT5oZ11vB/sF2h8X+2i0E9HWUfgJXw@public.gmane.org>
2014-01-15 14:11                               ` H. Peter Anvin
2014-01-15 14:11                                 ` H. Peter Anvin
     [not found]                                 ` <52D6970D.3050701-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
2014-01-16  1:44                                   ` Dave Young
2014-01-16  1:44                                     ` Dave Young
     [not found]                                     ` <20140116014457.GA3807-je1gSBvt1TcFLmT5oZ11vB/sF2h8X+2i0E9HWUfgJXw@public.gmane.org>
2014-01-16  2:41                                       ` Arjan van de Ven
2014-01-16  2:41                                         ` Arjan van de Ven
     [not found]                                         ` <52D746D9.7030206-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2014-01-16  3:03                                           ` Dave Young
2014-01-16  3:03                                             ` Dave Young
     [not found]                                             ` <20140116030343.GF3807-je1gSBvt1TcFLmT5oZ11vB/sF2h8X+2i0E9HWUfgJXw@public.gmane.org>
2014-01-16  4:04                                               ` H. Peter Anvin
2014-01-16  4:04                                                 ` H. Peter Anvin
     [not found]                                                 ` <52D75A55.2080503-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
2014-01-16  6:46                                                   ` Dave Young
2014-01-16  6:46                                                     ` Dave Young
2014-01-16  6:54                                                     ` Dave Young
     [not found]                                                     ` <20140116064627.GC6356-je1gSBvt1TcFLmT5oZ11vB/sF2h8X+2i0E9HWUfgJXw@public.gmane.org>
2014-01-16 14:52                                                       ` Arjan van de Ven
2014-01-16 14:52                                                         ` Arjan van de Ven
2014-01-13 15:49   ` Matt Fleming
     [not found] ` <1389473370-1940-1-git-send-email-bp-Gina5bIWoIWzQB+pC5nmwQ@public.gmane.org>
2014-01-11 20:49   ` [PATCH 2/4] efi: Dump the EFI page table Borislav Petkov
2014-01-11 20:49     ` Borislav Petkov
     [not found]     ` <1389473370-1940-3-git-send-email-bp-Gina5bIWoIWzQB+pC5nmwQ@public.gmane.org>
2014-01-13 16:00       ` Matt Fleming
2014-01-13 16:00         ` Matt Fleming
     [not found]         ` <20140113160018.GJ3256-HNK1S37rvNbeXh+fF434Mdi2O/JbrIOy@public.gmane.org>
2014-01-14  1:36           ` Dave Young
2014-01-14  1:36             ` Dave Young
2014-01-11 20:49   ` [PATCH 3/4] x86, pageattr: Export page unmapping interface Borislav Petkov
2014-01-11 20:49     ` Borislav Petkov
2014-01-11 20:49   ` [PATCH 4/4] efi: Make efi virtual runtime map passing more robust Borislav Petkov
2014-01-11 20:49     ` Borislav Petkov
     [not found]     ` <1389473370-1940-5-git-send-email-bp-Gina5bIWoIWzQB+pC5nmwQ@public.gmane.org>
2014-01-13  5:40       ` Dave Young
2014-01-13  5:40         ` Dave Young
     [not found]         ` <20140113054038.GB11237-je1gSBvt1TcFLmT5oZ11vB/sF2h8X+2i0E9HWUfgJXw@public.gmane.org>
2014-01-13 10:27           ` Borislav Petkov
2014-01-13 10:27             ` Borislav Petkov
     [not found]             ` <20140113102734.GB5388-fF5Pk5pvG8Y@public.gmane.org>
2014-01-13 13:17               ` Dave Young
2014-01-13 13:17                 ` Dave Young
2014-01-13 16:22 ` [PATCH 0/4] EFI memmap fix v2 Toshi Kani
2014-01-13 16:54   ` Toshi Kani

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