On Tue, 21 Jan 2014, Will Deacon wrote: > On Tue, Jan 21, 2014 at 01:44:24PM +0000, Stefano Stabellini wrote: > > Remove !GENERIC_ATOMIC64 build dependency: > > - introduce xen_atomic64_xchg > > - use it to implement xchg_xen_ulong > > > > Remove !CPU_V6 build dependency: > > - introduce __cmpxchg8 and __cmpxchg16, compiled even ifdef > > CONFIG_CPU_V6 > > - implement sync_cmpxchg using __cmpxchg8 and __cmpxchg16 > > > > Signed-off-by: Stefano Stabellini <stefano.stabell...@eu.citrix.com> > > CC: a...@arndb.de > > CC: li...@arm.linux.org.uk > > CC: will.dea...@arm.com > > CC: catalin.mari...@arm.com > > CC: linux-arm-ker...@lists.infradead.org > > CC: linux-kernel@vger.kernel.org > > CC: xen-de...@lists.xenproject.org > > Reviewed-by: Will Deacon <will.dea...@arm.com> > > Cheers Stefano,
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