This limit only makes sense on book3s, and on book3e it can cause
problems with kdump if we don't have any memory under 256 MiB.
Signed-off-by: Scott Wood <scottwood at freescale.com>
---
v3: Fix book3s build error
arch/powerpc/kernel/paca.c | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/arch/powerpc/kernel/paca.c b/arch/powerpc/kernel/paca.c
index 5a23b69..01ea0ed 100644
--- a/arch/powerpc/kernel/paca.c
+++ b/arch/powerpc/kernel/paca.c
@@ -204,14 +204,19 @@ static int __initdata paca_size;
void __init allocate_pacas(void)
{
- int cpu, limit;
+ u64 limit;
+ int cpu;
+ limit = ppc64_rma_size;
+
+#ifdef CONFIG_PPC_BOOK3S_64
/*
* We can't take SLB misses on the paca, and we want to access them
* in real mode, so allocate them within the RMA and also within
* the first segment.
*/
- limit = min(0x10000000ULL, ppc64_rma_size);
+ limit = min(0x10000000ULL, limit);
+#endif
paca_size = PAGE_ALIGN(sizeof(struct paca_struct) * nr_cpu_ids);
--
2.1.4
