Pull sn-features into release branch

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / arch / ia64 / sn / kernel / setup.c

diff --git a/arch/ia64/sn/kernel/setup.c b/arch/ia64/sn/kernel/setup.c
index 981928f35a8c887ec0f9307709bb1b792d572ec6..6f8c5883716b0bd7858b14798102b77073a2c4a8 100644 (file)
--- a/arch/ia64/sn/kernel/setup.c
+++ b/arch/ia64/sn/kernel/setup.c
@@ -57,7 +57,7 @@
 
 DEFINE_PER_CPU(struct pda_s, pda_percpu);
 
-#define MAX_PHYS_MEMORY                (1UL << 49)     /* 1 TB */
+#define MAX_PHYS_MEMORY                (1UL << IA64_MAX_PHYS_BITS)     /* Max physical address supported */
 
 lboard_t *root_lboard[MAX_COMPACT_NODES];
 
@@ -81,8 +81,6 @@ EXPORT_PER_CPU_SYMBOL(__sn_cnodeid_to_nasid);
 DEFINE_PER_CPU(struct nodepda_s *, __sn_nodepda);
 EXPORT_PER_CPU_SYMBOL(__sn_nodepda);
 
-partid_t sn_partid = -1;
-EXPORT_SYMBOL(sn_partid);
 char sn_system_serial_number_string[128];
 EXPORT_SYMBOL(sn_system_serial_number_string);
 u64 sn_partition_serial_number;
@@ -398,6 +396,7 @@ static void __init sn_init_pdas(char **cmdline_p)
                memset(nodepdaindr[cnode], 0, sizeof(nodepda_t));
                memset(nodepdaindr[cnode]->phys_cpuid, -1,
                    sizeof(nodepdaindr[cnode]->phys_cpuid));
+               spin_lock_init(&nodepdaindr[cnode]->ptc_lock);
        }
 
        /*
@@ -531,8 +530,8 @@ void __init sn_cpu_init(void)
         */
        {
                u64 pio1[] = {SH1_PIO_WRITE_STATUS_0, 0, SH1_PIO_WRITE_STATUS_1, 0};
-               u64 pio2[] = {SH2_PIO_WRITE_STATUS_0, SH2_PIO_WRITE_STATUS_1,
-                       SH2_PIO_WRITE_STATUS_2, SH2_PIO_WRITE_STATUS_3};
+               u64 pio2[] = {SH2_PIO_WRITE_STATUS_0, SH2_PIO_WRITE_STATUS_2,
+                       SH2_PIO_WRITE_STATUS_1, SH2_PIO_WRITE_STATUS_3};
                u64 *pio;
                pio = is_shub1() ? pio1 : pio2;
                pda->pio_write_status_addr = (volatile unsigned long *) LOCAL_MMR_ADDR(pio[slice]);