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From: Borislav Petkov <bp@alien8.de>
To: Dave Young <dyoung@redhat.com>
Cc: Matt Fleming <matt@console-pimps.org>,
	linux-efi@vger.kernel.org, toshi.kani@hp.com,
	mjg59@srcf.ucam.org, greg@kroah.com, x86@kernel.org,
	kexec@lists.infradead.org, linux-kernel@vger.kernel.org,
	James.Bottomley@HansenPartnership.com, horms@verge.net.au,
	ebiederm@xmission.com, hpa@zytor.com, vgoyal@redhat.com
Subject: Re: [PATCH v4 00/12] kexec kernel efi runtime support
Date: Fri, 29 Nov 2013 18:02:35 +0100	[thread overview]
Message-ID: <20131129170235.GG4266@pd.tnic> (raw)
In-Reply-To: <20131129082822.GA4186@dhcp-16-126.nay.redhat.com>

On Fri, Nov 29, 2013 at 04:28:22PM +0800, Dave Young wrote:
> I think for anyone who are using early_memremap should know this is a
> normal kernel memory instead of real __iomem

You can never ever assume that people are using kernel interfaces
correctly.

-- 
Regards/Gruss,
    Boris.

Sent from a fat crate under my desk. Formatting is fine.
--

_______________________________________________
kexec mailing list
kexec@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/kexec

WARNING: multiple messages have this Message-ID (diff)
From: Borislav Petkov <bp-Gina5bIWoIWzQB+pC5nmwQ@public.gmane.org>
To: Dave Young <dyoung-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
Cc: Matt Fleming
	<matt-HNK1S37rvNbeXh+fF434Mdi2O/JbrIOy@public.gmane.org>,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	x86-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
	mjg59-1xO5oi07KQx4cg9Nei1l7Q@public.gmane.org,
	hpa-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org,
	James.Bottomley-d9PhHud1JfjCXq6kfMZ53/egYHeGw8Jk@public.gmane.org,
	vgoyal-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org,
	ebiederm-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org,
	horms-/R6kz+dDXgpPR4JQBCEnsQ@public.gmane.org,
	kexec-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
	greg-U8xfFu+wG4EAvxtiuMwx3w@public.gmane.org,
	toshi.kani-VXdhtT5mjnY@public.gmane.org
Subject: Re: [PATCH v4 00/12] kexec kernel efi runtime support
Date: Fri, 29 Nov 2013 18:02:35 +0100	[thread overview]
Message-ID: <20131129170235.GG4266@pd.tnic> (raw)
In-Reply-To: <20131129082822.GA4186-je1gSBvt1TcFLmT5oZ11vB/sF2h8X+2i0E9HWUfgJXw@public.gmane.org>

On Fri, Nov 29, 2013 at 04:28:22PM +0800, Dave Young wrote:
> I think for anyone who are using early_memremap should know this is a
> normal kernel memory instead of real __iomem

You can never ever assume that people are using kernel interfaces
correctly.

-- 
Regards/Gruss,
    Boris.

Sent from a fat crate under my desk. Formatting is fine.
--

WARNING: multiple messages have this Message-ID (diff)
From: Borislav Petkov <bp@alien8.de>
To: Dave Young <dyoung@redhat.com>
Cc: Matt Fleming <matt@console-pimps.org>,
	linux-kernel@vger.kernel.org, linux-efi@vger.kernel.org,
	x86@kernel.org, mjg59@srcf.ucam.org, hpa@zytor.com,
	James.Bottomley@HansenPartnership.com, vgoyal@redhat.com,
	ebiederm@xmission.com, horms@verge.net.au,
	kexec@lists.infradead.org, greg@kroah.com, toshi.kani@hp.com
Subject: Re: [PATCH v4 00/12] kexec kernel efi runtime support
Date: Fri, 29 Nov 2013 18:02:35 +0100	[thread overview]
Message-ID: <20131129170235.GG4266@pd.tnic> (raw)
In-Reply-To: <20131129082822.GA4186@dhcp-16-126.nay.redhat.com>

On Fri, Nov 29, 2013 at 04:28:22PM +0800, Dave Young wrote:
> I think for anyone who are using early_memremap should know this is a
> normal kernel memory instead of real __iomem

You can never ever assume that people are using kernel interfaces
correctly.

-- 
Regards/Gruss,
    Boris.

Sent from a fat crate under my desk. Formatting is fine.
--

  reply	other threads:[~2013-11-29 17:03 UTC|newest]

Thread overview: 214+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-11-26  5:57 [PATCH v4 00/12] kexec kernel efi runtime support Dave Young
2013-11-26  5:57 ` Dave Young
2013-11-26  5:57 ` Dave Young
2013-11-26  5:57 ` [PATCH v4 01/12] efi: remove unused variables in __map_region Dave Young
2013-11-26  5:57   ` Dave Young
2013-11-26  5:57   ` Dave Young
2013-11-26  5:57 ` [PATCH v4 02/12] efi: add a wrapper function efi_map_region_fixed Dave Young
2013-11-26  5:57   ` Dave Young
2013-11-26  5:57 ` [PATCH v4 03/12] efi: reserve boot service fix Dave Young
2013-11-26  5:57   ` Dave Young
2013-11-26  5:57 ` [PATCH v4 04/12] efi: cleanup efi_enter_virtual_mode function Dave Young
2013-11-26  5:57   ` Dave Young
2013-11-26  5:57   ` Dave Young
2013-11-26 14:51   ` Matt Fleming
2013-11-26 14:51     ` Matt Fleming
2013-11-26 14:51     ` Matt Fleming
2013-11-26  5:57 ` [PATCH v4 05/12] efi: export more efi table variable to sysfs Dave Young
2013-11-26  5:57   ` Dave Young
2013-11-26  5:57   ` Dave Young
2013-11-26  8:50   ` Borislav Petkov
2013-11-26  8:50     ` Borislav Petkov
2013-11-26  9:13     ` Dave Young
2013-11-26  9:13       ` Dave Young
2013-11-26  9:13       ` Dave Young
2013-11-26 15:57   ` Matt Fleming
2013-11-26 15:57     ` Matt Fleming
2013-11-26 15:57     ` Matt Fleming
2013-11-27  2:53     ` Dave Young
2013-11-27  2:53       ` Dave Young
2013-11-27  2:53       ` Dave Young
2013-11-26  5:57 ` [PATCH v4 06/12] efi: export efi runtime memory mapping " Dave Young
2013-11-26  5:57   ` Dave Young
2013-11-26  5:57   ` Dave Young
2013-11-26 19:30   ` Matt Fleming
2013-11-26 19:30     ` Matt Fleming
2013-11-26 19:30     ` Matt Fleming
2013-11-27  3:07     ` Dave Young
2013-11-27  3:07       ` Dave Young
2013-11-27  3:07       ` Dave Young
2013-11-27  8:17       ` Dave Young
2013-11-27  8:17         ` Dave Young
2013-11-27  8:17         ` Dave Young
2013-11-27 11:44   ` Borislav Petkov
2013-11-27 11:44     ` Borislav Petkov
2013-11-27 11:44     ` Borislav Petkov
2013-11-29  9:40     ` Dave Young
2013-11-29  9:40       ` Dave Young
2013-11-29  9:40       ` Dave Young
2013-11-29 11:50       ` Borislav Petkov
2013-11-29 11:50         ` Borislav Petkov
2013-11-29 11:50         ` Borislav Petkov
2013-11-29 11:59         ` Matt Fleming
2013-11-29 11:59           ` Matt Fleming
2013-11-29 11:59           ` Matt Fleming
2013-12-02  2:51           ` Dave Young
2013-12-02  2:51             ` Dave Young
2013-12-02  2:51             ` Dave Young
2013-12-02  2:59         ` Dave Young
2013-12-02  2:59           ` Dave Young
2013-12-02  2:59           ` Dave Young
2013-12-02  9:40           ` Borislav Petkov
2013-12-02  9:40             ` Borislav Petkov
2013-12-02  9:40             ` Borislav Petkov
2013-12-07  9:01             ` Dave Young
2013-12-07  9:01               ` Dave Young
2013-12-07  9:01               ` Dave Young
2013-12-07 13:30               ` Borislav Petkov
2013-12-07 13:30                 ` Borislav Petkov
2013-12-07 13:30                 ` Borislav Petkov
2013-12-07 21:46                 ` H. Peter Anvin
2013-12-07 21:46                   ` H. Peter Anvin
2013-12-07 21:46                   ` H. Peter Anvin
2013-12-09  2:23                 ` Dave Young
2013-12-09  2:23                   ` Dave Young
2013-12-09  2:23                   ` Dave Young
2013-11-26  5:57 ` [PATCH v4 07/12] efi: passing kexec necessary efi data via setup_data Dave Young
2013-11-26  5:57   ` Dave Young
2013-11-26  5:57   ` Dave Young
2013-11-26 22:04   ` Matt Fleming
2013-11-26 22:04     ` Matt Fleming
2013-11-26 22:04     ` Matt Fleming
2013-11-27  4:52     ` Dave Young
2013-11-27  4:52       ` Dave Young
2013-11-27  4:52       ` Dave Young
2013-11-27 10:17       ` Matt Fleming
2013-11-27 10:17         ` Matt Fleming
2013-11-27 10:17         ` Matt Fleming
2013-11-29  9:46         ` Dave Young
2013-11-29  9:46           ` Dave Young
2013-11-29  9:46           ` Dave Young
2013-11-27 14:07   ` Borislav Petkov
2013-11-27 14:07     ` Borislav Petkov
2013-11-27 14:07     ` Borislav Petkov
2013-11-29  9:14     ` Dave Young
2013-11-29  9:14       ` Dave Young
2013-11-29  9:14       ` Dave Young
2013-11-29 16:46       ` Borislav Petkov
2013-11-29 16:46         ` Borislav Petkov
2013-11-29 16:46         ` Borislav Petkov
2013-12-02  2:49         ` Dave Young
2013-12-02  2:49           ` Dave Young
2013-12-02  2:49           ` Dave Young
2013-12-02  9:44           ` Borislav Petkov
2013-12-02  9:44             ` Borislav Petkov
2013-12-02  9:44             ` Borislav Petkov
2013-12-02 22:33       ` Toshi Kani
2013-12-02 22:33         ` Toshi Kani
2013-12-02 22:33         ` Toshi Kani
2013-12-03  1:31         ` Toshi Kani
2013-12-03  1:31           ` Toshi Kani
2013-12-03  1:31           ` Toshi Kani
2013-12-03  1:56           ` Dave Young
2013-12-03  1:56             ` Dave Young
2013-12-03  1:56             ` Dave Young
2013-12-03 15:39             ` Toshi Kani
2013-12-03 15:39               ` Toshi Kani
2013-12-03 15:39               ` Toshi Kani
2013-12-04  2:46               ` Dave Young
2013-12-04  2:46                 ` Dave Young
2013-12-04  2:46                 ` Dave Young
2013-12-04 16:43                 ` Toshi Kani
2013-12-04 16:43                   ` Toshi Kani
2013-12-04 16:43                   ` Toshi Kani
2013-12-05  1:56                   ` Dave Young
2013-12-05  1:56                     ` Dave Young
2013-12-05  1:56                     ` Dave Young
2013-12-05 11:51                     ` Borislav Petkov
2013-12-05 11:51                       ` Borislav Petkov
2013-12-05 11:51                       ` Borislav Petkov
2013-12-05 15:56                       ` Toshi Kani
2013-12-05 15:56                         ` Toshi Kani
2013-12-05 15:56                         ` Toshi Kani
2013-12-05 20:52                         ` Borislav Petkov
2013-12-05 20:52                           ` Borislav Petkov
2013-12-05 20:52                           ` Borislav Petkov
2013-12-06  1:31                           ` Dave Young
2013-12-06  1:31                             ` Dave Young
2013-12-06  1:31                             ` Dave Young
2013-11-26  5:57 ` [PATCH v4 08/12] efi: only print saved efi runtime maps instead of all memmap ranges for kexec Dave Young
2013-11-26  5:57   ` Dave Young
2013-11-26  5:57   ` Dave Young
2013-11-27 10:27   ` Matt Fleming
2013-11-27 10:27     ` Matt Fleming
2013-11-27 14:27     ` Borislav Petkov
2013-11-27 14:27       ` Borislav Petkov
2013-11-27 14:27       ` Borislav Petkov
2013-11-29  8:50       ` Dave Young
2013-11-29  8:50         ` Dave Young
2013-11-29  8:50         ` Dave Young
2013-11-29 16:47         ` Borislav Petkov
2013-11-29 16:47           ` Borislav Petkov
2013-11-29 16:47           ` Borislav Petkov
2013-12-02  2:38           ` Dave Young
2013-12-02  2:38             ` Dave Young
2013-12-02  2:38             ` Dave Young
2013-11-29  8:47     ` Dave Young
2013-11-29  8:47       ` Dave Young
2013-11-29  8:47       ` Dave Young
2013-11-26  5:57 ` [PATCH v4 09/12] x86: add xloadflags bit for efi runtime support on kexec Dave Young
2013-11-26  5:57   ` Dave Young
2013-11-26  5:57   ` Dave Young
2013-11-27 14:27   ` Borislav Petkov
2013-11-27 14:27     ` Borislav Petkov
2013-11-27 14:27     ` Borislav Petkov
2013-11-29  8:44     ` Dave Young
2013-11-29  8:44       ` Dave Young
2013-11-29  8:44       ` Dave Young
2013-11-26  5:57 ` [PATCH v4 10/12] x86: export x86 boot_params to sysfs Dave Young
2013-11-26  5:57   ` Dave Young
2013-11-26  5:57   ` Dave Young
2013-11-27 11:20   ` Matt Fleming
2013-11-27 11:20     ` Matt Fleming
2013-11-27 11:20     ` Matt Fleming
2013-11-29  9:44     ` Dave Young
2013-11-29  9:44       ` Dave Young
2013-11-29  9:44       ` Dave Young
2013-11-27 14:56   ` Borislav Petkov
2013-11-27 14:56     ` Borislav Petkov
2013-11-27 14:56     ` Borislav Petkov
2013-11-29  8:42     ` Dave Young
2013-11-29  8:42       ` Dave Young
2013-11-29  8:42       ` Dave Young
2013-11-26  5:57 ` [PATCH v4 11/12] x86: reserve setup_data ranges late after parsing memmap cmdline Dave Young
2013-11-26  5:57   ` Dave Young
2013-11-26  5:57   ` Dave Young
2013-11-27 15:07   ` Borislav Petkov
2013-11-27 15:07     ` Borislav Petkov
2013-11-29  8:35     ` Dave Young
2013-11-29  8:35       ` Dave Young
2013-11-29  8:35       ` Dave Young
2013-11-29 16:56       ` Borislav Petkov
2013-11-29 16:56         ` Borislav Petkov
2013-11-29 16:56         ` Borislav Petkov
2013-11-26  5:57 ` [PATCH v4 12/12] x86: kdebugfs do not use __va for getting setup_data virt addr Dave Young
2013-11-26  5:57   ` Dave Young
2013-11-26  5:57   ` Dave Young
2013-11-26  6:04 ` [PATCH v4 00/12] kexec kernel efi runtime support Dave Young
2013-11-26  6:04   ` Dave Young
2013-11-26  6:04   ` Dave Young
2013-11-27 12:50 ` Matt Fleming
2013-11-27 12:50   ` Matt Fleming
2013-11-27 12:50   ` Matt Fleming
2013-11-28  2:08   ` Dave Young
2013-11-28  2:08     ` Dave Young
2013-11-28  2:08     ` Dave Young
2013-11-29  8:28     ` Dave Young
2013-11-29  8:28       ` Dave Young
2013-11-29  8:28       ` Dave Young
2013-11-29 17:02       ` Borislav Petkov [this message]
2013-11-29 17:02         ` Borislav Petkov
2013-11-29 17:02         ` Borislav Petkov
2013-12-02  2:32         ` Dave Young
2013-12-02  2:32           ` Dave Young
2013-12-02  2:32           ` Dave Young

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