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Re: Supported architectures
- From: Martin Hunt <hunt at redhat dot com>
- To: Vara Prasad <prasadav at us dot ibm dot com>
- Cc: Eugeniy Meshcheryakov <eugeniy dot meshcheryakov at googlemail dot com>, systemtap at sources dot redhat dot com, guanglei at cn dot ibm dot com, ananth at in dot ibm dot com
- Date: Mon, 13 Nov 2006 15:13:21 -0500
- Subject: Re: Supported architectures
- Organization: Red Hat Inc.
- References: <20061111195320.GA31408@localhost.localdomain> <4558CDC1.90205@us.ibm.com>
On Mon, 2006-11-13 at 11:55 -0800, Vara Prasad wrote:
> >Is it possible to use systemtap
> >on 64-bit ppc system with 32-bit userspace (including stap, staprun,
> >lket-b2a ...)?
> >
> I believe one should able to run 32bit user space tools although kernel
> has support only for 64bit PPC. Guanglei can you confirm if b2a tool
> works fine if built in 32 bit mode? Ananth/Amit have we tested 32bit
> user space tools support for systemtap?
stap can and is currently built 32 bit on ppc64. I recently changed
staprun so it is compiled in 64-bit mode. I did this to simplify the
data exchange between staprun and the kernel where addresses and
structures are passed from userspace to the kernel.
Martin