Re: [tip:x86/asm] x86-64: Add CFI annotations to lib/rwsem_64.S

[Ingo Molnar]

* tip-bot for Jan Beulich <JBeulich@xxxxxxxxxx> wrote:

> Commit-ID:  39f2205e1abd1b6fffdaf45e1f1c3049a5f8999c
> Gitweb:     http://git.kernel.org/tip/39f2205e1abd1b6fffdaf45e1f1c3049a5f8999c
> Author:     Jan Beulich <JBeulich@xxxxxxxxxx>
> AuthorDate: Mon, 28 Feb 2011 15:31:59 +0000
> Committer:  Ingo Molnar <mingo@xxxxxxx>
> CommitDate: Mon, 28 Feb 2011 18:06:21 +0100
> 
> x86-64: Add CFI annotations to lib/rwsem_64.S
> 
> These weren't part of the initial commit of this code.
> 
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxxxx>
> Cc: Alexander van Heukelum <heukelum@xxxxxxxxxxx>
> LKML-Reference: <4D6BCDFF02000078000341B0@xxxxxxxxxxxxxxxxxx>
> Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
> ---
>  arch/x86/lib/rwsem_64.S |   56 ++++++++++++++++++++++++++++------------------
>  1 files changed, 34 insertions(+), 22 deletions(-)

this change breaks the UML build:

 tip/arch/um/sys-x86_64/../../x86/lib/rwsem_64.S:46: Error: no such instruction: `pushq_cfi %rdi'

Thanks,

	Ingo
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