[PATCH] CRIS update: SMP
Patches to support SMP.
* Each CPU has its own current_pgd.
* flush_tlb_range is implemented as flush_tlb_mm.
* Atomic operations implemented with spinlocks.
* Semaphores implemented with spinlocks.
Signed-off-by: Mikael Starvik <starvik@axis.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/arch/cris/arch-v10/mm/init.c b/arch/cris/arch-v10/mm/init.c
index a9f975a..ff3481e 100644
--- a/arch/cris/arch-v10/mm/init.c
+++ b/arch/cris/arch-v10/mm/init.c
@@ -42,7 +42,7 @@
* switch_mm)
*/
- current_pgd = init_mm.pgd;
+ per_cpu(current_pgd, smp_processor_id()) = init_mm.pgd;
/* initialise the TLB (tlb.c) */