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From: Bernhard Walle <bwalle@suse.de>
To: kexec@lists.infradead.org
Subject: Re: Kexec command line length
Date: Mon, 28 Jan 2008 22:29:10 +0100	[thread overview]
Message-ID: <20080128212910.GA21889@suse.de> (raw)
In-Reply-To: <20080128205324.GC1174@hmsreliant.think-freely.org>

* Neil Horman <nhorman@tuxdriver.com> [2008-01-28 21:53]:
>  		return -1;
>  	}
>  
> +	if (setup_header.protocol_version >= 0x0206) {
> +		if (command_line_len > setup_header.cmdline_size) {
> +			dbgprintf("Kernel command line too long for kernel!\n");
> +			return -1;
> +		}
> +	}
> +
>  	if (setup_header.protocol_version >= 0x0205) {
>  		relocatable_kernel = setup_header.relocatable_kernel;
>  		dbgprintf("bzImage is relocatable\n");

I know that there was a kernel release with 2048 _and_ still the old
boot protocol, but wouldn't it be better to warn the user if the size
is beyond 256 and the old kernel is used? I think new kexec-tools
should still support old kernels without problems ...



        Bernhard

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  parent reply	other threads:[~2008-01-28 21:29 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-01-14 13:43 Kexec command line length Neil Horman
2008-01-14 14:50 ` Bernhard Walle
2008-01-14 15:40   ` Neil Horman
2008-01-15 15:27 ` Vivek Goyal
2008-01-15 17:09   ` Neil Horman
2008-01-15 17:37     ` Vivek Goyal
2008-01-25 12:35       ` Neil Horman
2008-01-25 15:39         ` Vivek Goyal
2008-01-25 15:44           ` H. Peter Anvin
2008-01-25 19:50             ` Neil Horman
2008-01-25 19:54               ` H. Peter Anvin
2008-01-25 20:11                 ` Neil Horman
2008-01-25 20:13               ` Vivek Goyal
2008-01-25 20:54                 ` Neil Horman
2008-01-28 17:08                   ` Neil Horman
2008-01-28 19:37                     ` Vivek Goyal
2008-01-28 20:07                       ` Neil Horman
2008-01-28 20:20                         ` Vivek Goyal
2008-01-28 20:53                           ` Neil Horman
2008-01-28 21:09                             ` Vivek Goyal
2008-01-28 21:29                             ` Bernhard Walle [this message]
2008-01-29  1:01                               ` Neil Horman
2008-01-29 15:41                                 ` Vivek Goyal
2008-01-29 18:17                                   ` Bernhard Walle
2008-01-29 18:52                                     ` Neil Horman
2008-01-29 19:57                                     ` Neil Horman
2008-01-30 20:53                                       ` Vivek Goyal
2008-01-30 20:59                                         ` Neil Horman
2008-01-30 21:08                                           ` Vivek Goyal
2008-01-30 21:18                                             ` Neil Horman
2008-01-30 21:45                                               ` Vivek Goyal
2008-01-31  0:10                                                 ` Neil Horman
2008-01-31  7:16                                                 ` Bernhard Walle
2008-02-12 21:11                                                   ` Neil Horman
2008-02-18  3:14                                                     ` Simon Horman

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