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From: "Michal Suchánek" <msuchanek@suse.de>
To: Simon Horman <horms@verge.net.au>
Cc: Petr Tesarik <ptesarik@suse.cz>,
	kexec@lists.infradead.org, Tony Jones <tonyj@suse.com>
Subject: Re: [PATCH 4/5] kexec: fallback to KEXEC_LOAD when KEXEC_FILE_LOAD is not supported.
Date: Tue, 13 Mar 2018 21:43:54 +0100	[thread overview]
Message-ID: <20180313214354.21e75416@naga.suse.cz> (raw)
In-Reply-To: <20180302124458.md6hyibep32b3zom@verge.net.au>

On Fri, 2 Mar 2018 13:44:58 +0100
Simon Horman <horms@verge.net.au> wrote:

> On Mon, Feb 26, 2018 at 01:00:37PM +0100, Michal Suchanek wrote:
> > Not all architectures implement KEXEC_FILE_LOAD. However, on some
> > archiectures KEXEC_FILE_LOAD is required when secure boot is
> > enabled in locked-down mode. Previously users had to select the
> > KEXEC_FILE_LOAD syscall with undocumented -s option. However, if
> > they did pass the option kexec would fail on architectures that do
> > not support it.
> > 
> > When no option is passed to select one syscall or the other try
> > KEXEC_FILE_LOAD and fall back to KEXEC_LOAD when not suported.  
> 
> Has there been a release of kexec-tools with things arranged they
> way they currently are?

$ git tag --contains
046d1755d2bd723a11a180c265e61a884990712e 
v2.0.10
v2.0.10-rc1
v2.0.11
v2.0.11-rc1
v2.0.12
v2.0.12-rc1
v2.0.13
v2.0.13-rc1
v2.0.14
v2.0.14-rc1
v2.0.15
v2.0.15-rc1
v2.0.16-rc1
v2.0.8
v2.0.8-rc1
v2.0.9
v2.0.9-rc1

> 
> Can we document this behaviour and the related undocumented options?

It's done in a followup patch.

Thanks

Michal


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  reply	other threads:[~2018-03-13 20:44 UTC|newest]

Thread overview: 85+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-02-26 12:00 [PATCH 1/5] kexec: Return -ENOSYS when kexec does not know how to call KEXEC_FILE_LOAD Michal Suchanek
2018-02-26 12:00 ` [PATCH 2/5] kexec: do not special-case the -s option Michal Suchanek
2018-03-02 12:36   ` Simon Horman
2018-03-02 13:38     ` Michal Suchánek
2018-03-05  6:38       ` Simon Horman
2018-02-26 12:00 ` [PATCH 3/5] kexec: add option to revert -s Michal Suchanek
2018-02-26 12:00 ` [PATCH 4/5] kexec: fallback to KEXEC_LOAD when KEXEC_FILE_LOAD is not supported Michal Suchanek
2018-02-28 13:05   ` Michal Suchánek
2018-03-02  9:17   ` Dave Young
2018-03-05 17:49     ` Michal Suchánek
2018-03-06 13:15     ` [PATCH v4 1/5] kexec: Return -ENOSYS when kexec does not know how to call KEXEC_FILE_LOAD Michal Suchanek
2018-03-06 13:15     ` [PATCH v4 2/5] kexec: do not special-case the -s option Michal Suchanek
2018-03-15 10:38       ` Simon Horman
2018-03-15 11:13         ` Michal Suchánek
2018-03-16 11:20           ` Simon Horman
2018-03-16 11:38             ` Michal Suchánek
2018-03-16 11:47               ` Simon Horman
2018-03-06 13:15     ` [PATCH v4 3/5] kexec: add option to revert -s Michal Suchanek
2018-03-06 13:15     ` [PATCH v4 4/5] kexec: add option to fall back to KEXEC_LOAD when KEXEC_FILE_LOAD is not supported Michal Suchanek
2018-03-13 17:30       ` Tony Jones
2018-03-14  3:44         ` Dave Young
2018-03-14  3:21       ` Dave Young
2018-03-15 11:06         ` Michal Suchánek
2018-03-16  6:45           ` Dave Young
2018-03-16 11:44             ` Michal Suchánek
2018-03-14  3:22       ` Dave Young
2018-03-14  7:23         ` Michal Suchánek
2018-03-14  7:48           ` Dave Young
2018-03-06 13:15     ` [PATCH v4 5/5] kexec: document -s, -c and -a options Michal Suchanek
2018-03-14  3:41       ` Dave Young
2018-03-14  7:25         ` Michal Suchánek
2018-03-14  7:50           ` Dave Young
2018-03-15 11:44             ` Michal Suchánek
2018-03-16  6:51               ` Dave Young
2018-03-16 16:01                 ` Michal Suchánek
2018-03-14  3:43       ` Dave Young
2018-03-15 11:18         ` Michal Suchánek
2018-03-20 15:56     ` [PATCH v5 1/5] kexec: Return -ENOSYS when kexec does not know how to call KEXEC_FILE_LOAD Michal Suchanek
2018-03-26  7:25       ` Simon Horman
2018-03-26  7:53         ` Dave Young
2018-03-26 18:17           ` Michal Suchánek
2018-03-27  9:39             ` Dave Young
2018-03-20 15:56     ` [PATCH v5 2/5] kexec: Fix option checks to take KEXEC_FILE_LOAD into account Michal Suchanek
2018-03-20 15:56     ` [PATCH v5 3/5] kexec: Do not special-case the -s option Michal Suchanek
2018-03-20 15:56     ` [PATCH v5 4/5] kexec: Add option to fall back to KEXEC_LOAD when KEXEC_FILE_LOAD is not supported Michal Suchanek
2018-03-26  9:08       ` Dave Young
2018-03-26  9:12         ` Dave Young
2018-03-26 17:38           ` Michal Suchánek
2018-03-26 18:52             ` Thiago Jung Bauermann
2018-03-26 19:07               ` Michal Suchánek
2018-03-27  9:59               ` Dave Young
2018-03-28 13:15                 ` [PATCH v6 1/5] kexec: Return -ENOSYS when kexec does not know how to call KEXEC_FILE_LOAD Michal Suchanek
2018-03-28 13:15                   ` [PATCH v6 2/5] kexec: Fix option checks to take KEXEC_FILE_LOAD into account Michal Suchanek
2018-03-28 13:15                   ` [PATCH v6 3/5] kexec: Do not special-case the -s option Michal Suchanek
2018-04-05 11:05                     ` Petr Tesarik
2018-04-09  8:38                       ` Bhupesh Sharma
2018-03-28 13:15                   ` [PATCH v6 4/5] kexec: Add option to revert -s Michal Suchanek
2018-03-28 13:15                   ` [PATCH v6 5/5] kexec: Add option to fall back to KEXEC_LOAD when KEXEC_FILE_LOAD is not supported Michal Suchanek
2018-03-28 13:15                   ` [PATCH 6/6] kexec: Document -s, -c and -a options in the man page Michal Suchanek
2018-03-30  6:29                   ` [PATCH v6 1/5] kexec: Return -ENOSYS when kexec does not know how to call KEXEC_FILE_LOAD Simon Horman
2018-03-30  8:00                     ` Dave Young
2018-03-30  8:46                       ` Simon Horman
2018-03-27 10:06             ` [PATCH v5 4/5] kexec: Add option to fall back to KEXEC_LOAD when KEXEC_FILE_LOAD is not supported Dave Young
2018-03-27 11:01               ` Michal Suchánek
2018-03-27 11:10                 ` Petr Tesarik
2018-03-28  0:53                 ` Dave Young
2018-03-28  7:42                   ` Simon Horman
2018-03-20 15:56     ` [PATCH v5 5/5] kexec: Document -s, -c and -a options Michal Suchanek
2018-03-02  9:24   ` [PATCH 4/5] kexec: fallback to KEXEC_LOAD when KEXEC_FILE_LOAD is not supported Dave Young
2018-03-02 12:32     ` Michal Suchánek
2018-03-02 12:46       ` Simon Horman
2018-03-02 13:28         ` Michal Suchánek
2018-03-02 13:32         ` [PATCH v3 1/5] kexec: Return -ENOSYS when kexec does not know how to call KEXEC_FILE_LOAD Michal Suchanek
2018-03-02 13:33         ` [PATCH v3 2/5] kexec: do not special-case the -s option Michal Suchanek
2018-03-02 13:33         ` [PATCH v3 3/5] kexec: add option to revert -s Michal Suchanek
2018-03-02 13:33         ` [PATCH v3 4/5] kexec: fallback to KEXEC_LOAD when KEXEC_FILE_LOAD is not supported Michal Suchanek
2018-03-02 13:55           ` Michal Suchánek
2018-03-05 12:52           ` [PATCH] kexec: add option to fall back " Michal Suchanek
2018-03-02 13:33         ` [PATCH v3 5/5] kexec: document -s, -c and -a options Michal Suchanek
2018-03-05  1:51         ` [PATCH 4/5] kexec: fallback to KEXEC_LOAD when KEXEC_FILE_LOAD is not supported Dave Young
2018-03-02 12:44   ` Simon Horman
2018-03-13 20:43     ` Michal Suchánek [this message]
2018-02-26 12:00 ` [PATCH 5/5] kexec: document -s and -c options Michal Suchanek
2018-03-02 12:34 ` [PATCH 1/5] kexec: Return -ENOSYS when kexec does not know how to call KEXEC_FILE_LOAD Simon Horman
2018-03-02 13:44   ` Michal Suchánek

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