Messages in this thread | | | Date | Fri, 15 Jul 2016 15:15:46 +0800 | From | Simon Guo <> | Subject | Re: [v4] powerpc: Export thread_struct.used_vr/used_vsr to user space |
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Michael, Ben, On Fri, Jul 08, 2016 at 08:02:42PM +1000, Michael Ellerman wrote: > Benjamin Herrenschmidt <benh@kernel.crashing.org> writes: > > > On Thu, 2016-07-07 at 23:21 +1000, Benjamin Herrenschmidt wrote: > >> > >> I think the right fix is that if a restore_sigcontext() has the MSR > >> bits set, > >> it should set the corresponding used_* flag. > > > > Something like this: > > > > (totally untested) > > Simon/Laurent, can you guys test this and let me know if it works for > your usecase. >
Sorry for the late reply. I tested Ben's patch and the fix works for the CRIU case mentioned before.
Thanks, Simon
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