Messages in this thread Patch in this message | | | Date | Mon, 07 Jul 2008 12:07:52 -0700 | From | Jeremy Fitzhardinge <> | Subject | [PATCH RFC 3/4] xen: use lock-byte spinlock implementation |
| |
Switch to using the lock-byte spinlock implementation, to avoid the worst of the performance hit from ticket locks.
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> Cc: Thomas Friebel <thomas.friebel@amd.com> --- arch/x86/xen/smp.c | 1 + 1 file changed, 1 insertion(+)
=================================================================== --- a/arch/x86/xen/smp.c +++ b/arch/x86/xen/smp.c @@ -430,4 +430,5 @@ { smp_ops = xen_smp_ops; xen_fill_possible_map(); + paravirt_use_bytelocks(); } --
| |