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authorBecky Bruce <beckyb@kernel.crashing.org>2011-06-28 14:54:47 -0500
committerKumar Gala <galak@kernel.crashing.org>2011-07-08 00:21:34 -0500
commit3160b09796129abc9523ea3cd1633b0faba64a02 (patch)
tree53713f22a00a100d8d1e3e2a677da26f206d9fd6 /arch/powerpc/kernel/smp.c
parentf6ad160e6f4f4d6933eeb82a2bfa25ea008585f0 (diff)
powerpc: Create next_tlbcam_idx percpu variable for FSL_BOOKE
This is used to round-robin TLBCAM entries. Signed-off-by: Becky Bruce <beckyb@kernel.crashing.org> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/kernel/smp.c')
-rw-r--r--arch/powerpc/kernel/smp.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c
index 6c8e739a12d..567a1746ed7 100644
--- a/arch/powerpc/kernel/smp.c
+++ b/arch/powerpc/kernel/smp.c
@@ -305,6 +305,10 @@ struct thread_info *current_set[NR_CPUS];
static void __devinit smp_store_cpu_info(int id)
{
per_cpu(cpu_pvr, id) = mfspr(SPRN_PVR);
+#ifdef CONFIG_PPC_FSL_BOOK3E
+ per_cpu(next_tlbcam_idx, id)
+ = (mfspr(SPRN_TLB1CFG) & TLBnCFG_N_ENTRY) - 1;
+#endif
}
void __init smp_prepare_cpus(unsigned int max_cpus)