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From: "Ozan Çağlayan" <ozan@pardus.org.tr>
To: Matthew Wilcox <matthew@wil.cx>
Cc: Arjan van de Ven <arjan@infradead.org>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Fix markup_oops to work with 32-bit userspace on a 64-bit kernel
Date: Thu, 06 Aug 2009 15:05:17 +0300	[thread overview]
Message-ID: <4A7AC6FD.6080600@pardus.org.tr> (raw)
In-Reply-To: <20090713141819.GG24310@parisc-linux.org>

Matthew Wilcox wrote On 13-07-2009 17:18:
> A 32-bit perl can't handle 64-bit addresses without using the BigInt package.
>
>  
> -my $decodestart = hex($target) - hex($func_offset);
> -my $decodestop = hex($target) + 8192;
> +my $decodestart = Math::BigInt->from_hex("0x$target") - Math::BigInt->from_hex("0x$func_offset");
> +my $decodestop = Math::BigInt->from_hex("0x$target") + 8192;
>  if ($target eq "0") {
>  	print "No oops found!\n";
>  	print "Usage: \n";
>   

$func_offset has already "0x" so this commit prepends another "0x"
causing decodestart to be NaN.

Regards,
Ozan

      parent reply	other threads:[~2009-08-06 12:01 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-07-13 14:18 [PATCH] Fix markup_oops to work with 32-bit userspace on a 64-bit kernel Matthew Wilcox
2009-07-13 15:08 ` Arjan van de Ven
2009-08-06 12:05 ` Ozan Çağlayan [this message]

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