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authorPaul Mackerras <paulus@samba.org>2006-02-10 00:51:29 -0500
committerPaul Mackerras <paulus@samba.org>2006-02-10 00:51:29 -0500
commitd6d93856cb90eeb07062ad938bd26f554bf1b9b9 (patch)
treeeeec5011a42f38d3dfe7b61788b7ac1cc890edeb /arch/alpha/kernel/smp.c
parent8f75015f33c3005e0bbf83ffc0d5e0b4262cc03d (diff)
parentad71f123a9e9b809f6c829db1222ce0423a1153c (diff)
Merge ../powerpc-merge
Diffstat (limited to 'arch/alpha/kernel/smp.c')
-rw-r--r--arch/alpha/kernel/smp.c25
1 files changed, 4 insertions, 21 deletions
diff --git a/arch/alpha/kernel/smp.c b/arch/alpha/kernel/smp.c
index 4b873527ce1c..02c2db08114a 100644
--- a/arch/alpha/kernel/smp.c
+++ b/arch/alpha/kernel/smp.c
@@ -73,9 +73,6 @@ cpumask_t cpu_online_map;
73 73
74EXPORT_SYMBOL(cpu_online_map); 74EXPORT_SYMBOL(cpu_online_map);
75 75
76/* cpus reported in the hwrpb */
77static unsigned long hwrpb_cpu_present_mask __initdata = 0;
78
79int smp_num_probed; /* Internal processor count */ 76int smp_num_probed; /* Internal processor count */
80int smp_num_cpus = 1; /* Number that came online. */ 77int smp_num_cpus = 1; /* Number that came online. */
81 78
@@ -442,7 +439,7 @@ setup_smp(void)
442 if ((cpu->flags & 0x1cc) == 0x1cc) { 439 if ((cpu->flags & 0x1cc) == 0x1cc) {
443 smp_num_probed++; 440 smp_num_probed++;
444 /* Assume here that "whami" == index */ 441 /* Assume here that "whami" == index */
445 hwrpb_cpu_present_mask |= (1UL << i); 442 cpu_set(i, cpu_possible_map);
446 cpu->pal_revision = boot_cpu_palrev; 443 cpu->pal_revision = boot_cpu_palrev;
447 } 444 }
448 445
@@ -453,12 +450,12 @@ setup_smp(void)
453 } 450 }
454 } else { 451 } else {
455 smp_num_probed = 1; 452 smp_num_probed = 1;
456 hwrpb_cpu_present_mask = (1UL << boot_cpuid); 453 cpu_set(boot_cpuid, cpu_possible_map);
457 } 454 }
458 cpu_present_mask = cpumask_of_cpu(boot_cpuid); 455 cpu_present_mask = cpumask_of_cpu(boot_cpuid);
459 456
460 printk(KERN_INFO "SMP: %d CPUs probed -- cpu_present_mask = %lx\n", 457 printk(KERN_INFO "SMP: %d CPUs probed -- cpu_present_mask = %lx\n",
461 smp_num_probed, hwrpb_cpu_present_mask); 458 smp_num_probed, cpu_possible_map.bits[0]);
462} 459}
463 460
464/* 461/*
@@ -467,8 +464,6 @@ setup_smp(void)
467void __init 464void __init
468smp_prepare_cpus(unsigned int max_cpus) 465smp_prepare_cpus(unsigned int max_cpus)
469{ 466{
470 int cpu_count, i;
471
472 /* Take care of some initial bookkeeping. */ 467 /* Take care of some initial bookkeeping. */
473 memset(ipi_data, 0, sizeof(ipi_data)); 468 memset(ipi_data, 0, sizeof(ipi_data));
474 469
@@ -486,19 +481,7 @@ smp_prepare_cpus(unsigned int max_cpus)
486 481
487 printk(KERN_INFO "SMP starting up secondaries.\n"); 482 printk(KERN_INFO "SMP starting up secondaries.\n");
488 483
489 cpu_count = 1; 484 smp_num_cpus = smp_num_probed;
490 for (i = 0; (i < NR_CPUS) && (cpu_count < max_cpus); i++) {
491 if (i == boot_cpuid)
492 continue;
493
494 if (((hwrpb_cpu_present_mask >> i) & 1) == 0)
495 continue;
496
497 cpu_set(i, cpu_possible_map);
498 cpu_count++;
499 }
500
501 smp_num_cpus = cpu_count;
502} 485}
503 486
504void __devinit 487void __devinit