linux-kernel - Re: Build errors in -next due to ' s390/kernel: lazy restore fpu registers'

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Date:	Mon, 3 Aug 2015 13:59:58 +0200
From:	Martin Schwidefsky <schwidefsky@...ibm.com>
To:	Guenter Roeck <linux@...ck-us.net>
Cc:	Hendrik Brueckner <brueckner@...ux.vnet.ibm.com>,
	linux390@...ibm.com, linux-s390@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: Build errors in -next due to ' s390/kernel: lazy restore fpu
 registers'

On Fri, 31 Jul 2015 11:35:10 -0700
Guenter Roeck <linux@...ck-us.net> wrote:

> Hi,
> 
> s390:defconfig and s390:allmodconfig fail to build in -next as follows.
> 
> arch/s390/kernel/entry.S:806: Error:
> 	operand out of range (0x00000000000023e8 is not between 0x0000000000000000 and 0x0000000000000fff)
> arch/s390/kernel/entry.S:1254: Error:
> 	operand out of range (0x00000000000023e8 is not between 0x0000000000000000 and 0x0000000000000fff)
> 
> bisect points to commit 9977e886cbb (" s390/kernel: lazy restore fpu
> registers").
> 
> The build has been broken since at least July 20. I thought this was reported
> before, but maybe not; there may have been other failures masking this one.
> 
> Guenter

Should be solved not with an additional patch on the features branch:

git commit d0164ee20d98847d3c777a0ae90e678e7ac1e416
s390/kernel: remove save_fpu_regs() parameter and use __LC_CURRENT instead

-- 
blue skies,
   Martin.

"Reality continues to ruin my life." - Calvin.

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