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-rw-r--r--arch/powerpc/include/asm/prom.h1
-rw-r--r--arch/powerpc/kernel/prom_init.c2
2 files changed, 2 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/prom.h b/arch/powerpc/include/asm/prom.h
index 2c8001c..4a90634 100644
--- a/arch/powerpc/include/asm/prom.h
+++ b/arch/powerpc/include/asm/prom.h
@@ -153,6 +153,7 @@ struct of_drconf_cell {
#define OV5_XCMO 0x0440 /* Page Coalescing */
#define OV5_TYPE1_AFFINITY 0x0580 /* Type 1 NUMA affinity */
#define OV5_PRRN 0x0540 /* Platform Resource Reassignment */
+#define OV5_HP_EVT 0x0604 /* Hot Plug Event support */
#define OV5_RESIZE_HPT 0x0601 /* Hash Page Table resizing */
#define OV5_PFO_HW_RNG 0x1180 /* PFO Random Number Generator */
#define OV5_PFO_HW_842 0x1140 /* PFO Compression Accelerator */
diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c
index f3c8799..1a835e7 100644
--- a/arch/powerpc/kernel/prom_init.c
+++ b/arch/powerpc/kernel/prom_init.c
@@ -839,7 +839,7 @@ struct ibm_arch_vec __cacheline_aligned ibm_architecture_vec = {
0,
#endif
.associativity = OV5_FEAT(OV5_TYPE1_AFFINITY) | OV5_FEAT(OV5_PRRN),
- .bin_opts = OV5_FEAT(OV5_RESIZE_HPT),
+ .bin_opts = OV5_FEAT(OV5_RESIZE_HPT) | OV5_FEAT(OV5_HP_EVT),
.micro_checkpoint = 0,
.reserved0 = 0,
.max_cpus = cpu_to_be32(NR_CPUS), /* number of cores supported */
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