[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PATCH RFC V2 2/6] xen: Optimize introspection access to guest state
On 11/07/14 19:03, Razvan Cojocaru wrote: > On 07/11/2014 07:54 PM, Andrew Cooper wrote: >> On 11/07/14 16:43, Razvan Cojocaru wrote: >>> @@ -1407,6 +1464,9 @@ bool_t p2m_mem_access_check(paddr_t gpa, bool_t >>> gla_valid, unsigned long gla, >>> if ( p2ma != p2m_access_n2rwx ) >>> vcpu_pause_nosync(v); >>> >>> + if ( req ) >>> + p2m_mem_event_fill_regs(req); >> Should this not be part of the if ( req ) just above the pause_nosync() ? > Yes, that would make it more readable. I wanted to make sure that the > vcpu is paused before filling in register data, but considering the > context in which this code executes, it shouldn't matter if I just move > it up. > > > Thanks, > Razvan Cojocaru vcpu_pause() & friends are purely scheduler accounting. Nothing in there will play with register state. ~Andrew _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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