[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PATCH v4 5/6] xen: arm: relax barriers in tlb flushes
On 04/03/2014 09:59 AM, Ian Campbell wrote: > @@ -333,12 +333,12 @@ static inline void flush_xen_data_tlb_range_va(unsigned > long va, > unsigned long size) > { > unsigned long end = va + size; > - dsb(sy); /* Ensure preceding are visible */ > + dsb(ish); /* Ensure preceding are visible */ I'm a bit lost with ish/nsh/sy/... shall we keep sy here? flush_xen_data_tlb is used in iounmap and we want to make sure that every write as been done just before. Regards, -- Julien Grall _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
|
Lists.xenproject.org is hosted with RackSpace, monitoring our |