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Re: Status of ARM user-space support?
On 2010-10-26, Roland McGrath <roland@redhat.com> wrote:
>> > *** Update 4/24/09: arm work finished by Roland. (posted to
>> > lkml?) Christoph pinged the mips maintainer, no reply seen.
>>
>> The arm work was posted upstream on 4/24, but there have been
>> no replies from ARM folks. [...]
>
> This refers to the work I did, which is only user_regset, tracehook, and
> asm/syscall.h cleanups for ARM. None of that went in, though not for any
> particular reason. Since then someone did something about asm/syscall.h
> IIRC, but nobody has ever paid enough attention to merge the user_regset
> and tracehook work I did. That stuff is internal kernel cleanups that
> don't by itself give you any exciting new features (only some core-dump
> support for the arcane register flavors that lacked them).
>
> I have never done any work related to ARM support for instruction-copying
> breakpoint insertion, which is the crux of kprobes and uprobes. I'm not
> aware of what others may have done in those areas.
Rats.
When it said "arm work finished" after the bullet item "get arm and
mips converted to regsets and uprobes", I thought that meant that the
arm work was finished for regsets and uprobes.
There'll be some back-pedalling in the next project status meeting...
--
Grant Edwards grant.b.edwards Yow! But they went to MARS
at around 1953!!
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