RE: Linux 2.6.38-rc1 doesn't boot
From: Anvin, H Peter
Date: Fri Jan 21 2011 - 11:07:00 EST
That is surprisingly painful, which is why the high frequency of binutils bugs is a major headache to us in the kernel world. Either way the current code is just hacky.
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-----Original Message-----
From: Lu, Hongjiu
Sent: Friday, January 21, 2011 07:37 AM Pacific Standard Time
To: Anvin, H Peter; Li, Shaohua
Cc: Ingo Molnar; Markus Trippelsdorf; Linus Torvalds; Linux Kernel Mailing List; Sam Ravnborg
Subject: RE: Linux 2.6.38-rc1 doesn't boot
Or we can just ban those broken linker versions.
H.J.
> -----Original Message-----
> From: Anvin, H Peter
> Sent: Friday, January 21, 2011 7:29 AM
> To: Li, Shaohua
> Cc: Ingo Molnar; Markus Trippelsdorf; Lu, Hongjiu; Linus Torvalds;
> Linux Kernel Mailing List; Sam Ravnborg
> Subject: Re: Linux 2.6.38-rc1 doesn't boot
>
> On 01/20/2011 11:18 PM, Li, Shaohua wrote:
> > *(.jiffies)
> > }
> > jiffies = VVIRT(.jiffies);
> > + jiffies_64 = jiffies;
> >
>
> OK, this is just messed up. If we need jiffies in a special section
> then we should declare it as such (see __jiffy_data), but it's not
> clear
> to me why we would. This seems like hack upon hack.
>
> However, I suspect we may want to put jiffies into a .S file, and that
> .S file needs to take into account architectures which need underscore
> prefixes (which really sucks to have in ELF and is a major fail on
> those
> ABI designers...)
>
> -hpa
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