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From: Tony Lindgren <tony@atomide.com>
To: Russell King - ARM Linux <linux@armlinux.org.uk>
Cc: Pratyush Anand <panand@redhat.com>, Baoquan He <bhe@redhat.com>,
	kexec@lists.infradead.org, Simon Horman <horms@verge.net.au>,
	Kees Cook <keescook@google.com>,
	linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 2/2] arm: fix kernel image size
Date: Tue, 21 Jun 2016 03:57:20 -0700	[thread overview]
Message-ID: <20160621105720.GK22406@atomide.com> (raw)
In-Reply-To: <20160621103810.GI22406@atomide.com>

* Tony Lindgren <tony@atomide.com> [160621 03:41]:
> * Russell King - ARM Linux <linux@armlinux.org.uk> [160621 02:50]:
> > 
> > There isn't really an answer which will always work for this problem,
> > as I've already detailed in a previous thread discussing the issue.
> > Adding a zImage header don't fix the problem.
> 
> Well how about we change both comments and code to use a value
> that works?

Maybe zImage size + MAX_RODATA_SZ + 4x zImage size?

Then the MAX_RODATA_SZ could be 2 or 4 MB or whatever we
think is sufficient to kick the can until we have a better
solution.

Regards,

Tony

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

WARNING: multiple messages have this Message-ID (diff)
From: Tony Lindgren <tony-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
To: Russell King - ARM Linux <linux-I+IVW8TIWO2tmTQ+vhA3Yw@public.gmane.org>
Cc: Pratyush Anand <panand-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
	Baoquan He <bhe-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
	kexec-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
	Simon Horman <horms-/R6kz+dDXgpPR4JQBCEnsQ@public.gmane.org>,
	Kees Cook <keescook-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>,
	linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
Subject: Re: [PATCH 2/2] arm: fix kernel image size
Date: Tue, 21 Jun 2016 03:57:20 -0700	[thread overview]
Message-ID: <20160621105720.GK22406@atomide.com> (raw)
In-Reply-To: <20160621103810.GI22406-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>

* Tony Lindgren <tony-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org> [160621 03:41]:
> * Russell King - ARM Linux <linux-I+IVW8TIWO2tmTQ+vhA3Yw@public.gmane.org> [160621 02:50]:
> > 
> > There isn't really an answer which will always work for this problem,
> > as I've already detailed in a previous thread discussing the issue.
> > Adding a zImage header don't fix the problem.
> 
> Well how about we change both comments and code to use a value
> that works?

Maybe zImage size + MAX_RODATA_SZ + 4x zImage size?

Then the MAX_RODATA_SZ could be 2 or 4 MB or whatever we
think is sufficient to kick the can until we have a better
solution.

Regards,

Tony

WARNING: multiple messages have this Message-ID (diff)
From: tony@atomide.com (Tony Lindgren)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 2/2] arm: fix kernel image size
Date: Tue, 21 Jun 2016 03:57:20 -0700	[thread overview]
Message-ID: <20160621105720.GK22406@atomide.com> (raw)
In-Reply-To: <20160621103810.GI22406@atomide.com>

* Tony Lindgren <tony@atomide.com> [160621 03:41]:
> * Russell King - ARM Linux <linux@armlinux.org.uk> [160621 02:50]:
> > 
> > There isn't really an answer which will always work for this problem,
> > as I've already detailed in a previous thread discussing the issue.
> > Adding a zImage header don't fix the problem.
> 
> Well how about we change both comments and code to use a value
> that works?

Maybe zImage size + MAX_RODATA_SZ + 4x zImage size?

Then the MAX_RODATA_SZ could be 2 or 4 MB or whatever we
think is sufficient to kick the can until we have a better
solution.

Regards,

Tony

  reply	other threads:[~2016-06-21 10:57 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-17 19:44 [PATCH 0/2] Simple fix to the ARM kexec tools implementation Russell King - ARM Linux
2016-06-17 19:44 ` Russell King - ARM Linux
2016-06-17 19:44 ` [PATCH 1/2] arm: take account of TEXT_OFFSET for subsequent images Russell King
2016-06-17 19:44   ` Russell King
2016-06-17 19:44 ` [PATCH 2/2] arm: fix kernel image size Russell King
2016-06-17 19:44   ` Russell King
2016-06-21  7:43   ` Tony Lindgren
2016-06-21  7:43     ` Tony Lindgren
2016-06-21  7:43     ` Tony Lindgren
2016-06-21  9:47     ` Russell King - ARM Linux
2016-06-21  9:47       ` Russell King - ARM Linux
2016-06-21  9:47       ` Russell King - ARM Linux
2016-06-21 10:38       ` Tony Lindgren
2016-06-21 10:38         ` Tony Lindgren
2016-06-21 10:38         ` Tony Lindgren
2016-06-21 10:57         ` Tony Lindgren [this message]
2016-06-21 10:57           ` Tony Lindgren
2016-06-21 10:57           ` Tony Lindgren
2016-06-21 15:44           ` Russell King - ARM Linux
2016-06-21 15:44             ` Russell King - ARM Linux
2016-06-21 15:44             ` Russell King - ARM Linux
2016-06-21 16:55             ` Tony Lindgren
2016-06-21 16:55               ` Tony Lindgren
2016-06-21 16:55               ` Tony Lindgren
2016-06-21 21:51               ` Russell King - ARM Linux
2016-06-21 21:51                 ` Russell King - ARM Linux
2016-06-21 21:51                 ` Russell King - ARM Linux
2016-06-22  7:36                 ` Tony Lindgren
2016-06-22  7:36                   ` Tony Lindgren
2016-06-22  7:36                   ` Tony Lindgren
2016-06-22  8:29                   ` Russell King - ARM Linux
2016-06-22  8:29                     ` Russell King - ARM Linux
2016-06-22  8:29                     ` Russell King - ARM Linux
2016-06-22  8:51                     ` Tony Lindgren
2016-06-22  8:51                       ` Tony Lindgren
2016-06-22  8:51                       ` Tony Lindgren
2016-06-21 11:02   ` Mason
2016-06-21  6:11 ` [PATCH 0/2] Simple fix to the ARM kexec tools implementation Pratyush Anand
2016-06-21  6:11   ` Pratyush Anand
2016-06-21  8:20   ` Russell King - ARM Linux
2016-06-21  8:20     ` Russell King - ARM Linux
2016-06-23  0:41     ` Simon Horman
2016-06-23  0:41       ` Simon Horman

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