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authorLinus Torvalds <torvalds@linux-foundation.org>2008-09-19 19:02:05 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2008-09-19 19:02:05 -0400
commita19eee5e5e8b11b4a37490f1272d9509dcfcb263 (patch)
tree7eb8e3bbbfb89c3d2ed186961b8656b58252f995 /arch
parent764527a1b3294b4560203979f39a3671b9a26676 (diff)
parent9843099ff46467461d6476a827f6f9701682dbac (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6: sparc64: Fix SMP bootup with CONFIG_STACK_DEBUG or ftrace. sparc64: Fix OOPS in psycho_pcierr_intr_other().
Diffstat (limited to 'arch')
-rw-r--r--arch/sparc64/kernel/irq.c5
-rw-r--r--arch/sparc64/kernel/pci_psycho.c8
-rw-r--r--arch/sparc64/kernel/traps.c3
3 files changed, 10 insertions, 6 deletions
diff --git a/arch/sparc64/kernel/irq.c b/arch/sparc64/kernel/irq.c
index 23963882bc18..7495bc774685 100644
--- a/arch/sparc64/kernel/irq.c
+++ b/arch/sparc64/kernel/irq.c
@@ -7,6 +7,7 @@
7 7
8#include <linux/module.h> 8#include <linux/module.h>
9#include <linux/sched.h> 9#include <linux/sched.h>
10#include <linux/linkage.h>
10#include <linux/ptrace.h> 11#include <linux/ptrace.h>
11#include <linux/errno.h> 12#include <linux/errno.h>
12#include <linux/kernel_stat.h> 13#include <linux/kernel_stat.h>
@@ -866,7 +867,7 @@ static void kill_prom_timer(void)
866 : "g1", "g2"); 867 : "g1", "g2");
867} 868}
868 869
869void init_irqwork_curcpu(void) 870void notrace init_irqwork_curcpu(void)
870{ 871{
871 int cpu = hard_smp_processor_id(); 872 int cpu = hard_smp_processor_id();
872 873
@@ -897,7 +898,7 @@ static void __cpuinit register_one_mondo(unsigned long paddr, unsigned long type
897 } 898 }
898} 899}
899 900
900void __cpuinit sun4v_register_mondo_queues(int this_cpu) 901void __cpuinit notrace sun4v_register_mondo_queues(int this_cpu)
901{ 902{
902 struct trap_per_cpu *tb = &trap_block[this_cpu]; 903 struct trap_per_cpu *tb = &trap_block[this_cpu];
903 904
diff --git a/arch/sparc64/kernel/pci_psycho.c b/arch/sparc64/kernel/pci_psycho.c
index e205ade69cfc..f85b6bebb0be 100644
--- a/arch/sparc64/kernel/pci_psycho.c
+++ b/arch/sparc64/kernel/pci_psycho.c
@@ -575,7 +575,7 @@ static irqreturn_t psycho_pcierr_intr_other(struct pci_pbm_info *pbm, int is_pbm
575{ 575{
576 unsigned long csr_reg, csr, csr_error_bits; 576 unsigned long csr_reg, csr, csr_error_bits;
577 irqreturn_t ret = IRQ_NONE; 577 irqreturn_t ret = IRQ_NONE;
578 u16 stat; 578 u16 stat, *addr;
579 579
580 if (is_pbm_a) { 580 if (is_pbm_a) {
581 csr_reg = pbm->controller_regs + PSYCHO_PCIA_CTRL; 581 csr_reg = pbm->controller_regs + PSYCHO_PCIA_CTRL;
@@ -597,7 +597,9 @@ static irqreturn_t psycho_pcierr_intr_other(struct pci_pbm_info *pbm, int is_pbm
597 printk("%s: PCI SERR signal asserted.\n", pbm->name); 597 printk("%s: PCI SERR signal asserted.\n", pbm->name);
598 ret = IRQ_HANDLED; 598 ret = IRQ_HANDLED;
599 } 599 }
600 pci_read_config_word(pbm->pci_bus->self, PCI_STATUS, &stat); 600 addr = psycho_pci_config_mkaddr(pbm, pbm->pci_first_busno,
601 0, PCI_STATUS);
602 pci_config_read16(addr, &stat);
601 if (stat & (PCI_STATUS_PARITY | 603 if (stat & (PCI_STATUS_PARITY |
602 PCI_STATUS_SIG_TARGET_ABORT | 604 PCI_STATUS_SIG_TARGET_ABORT |
603 PCI_STATUS_REC_TARGET_ABORT | 605 PCI_STATUS_REC_TARGET_ABORT |
@@ -605,7 +607,7 @@ static irqreturn_t psycho_pcierr_intr_other(struct pci_pbm_info *pbm, int is_pbm
605 PCI_STATUS_SIG_SYSTEM_ERROR)) { 607 PCI_STATUS_SIG_SYSTEM_ERROR)) {
606 printk("%s: PCI bus error, PCI_STATUS[%04x]\n", 608 printk("%s: PCI bus error, PCI_STATUS[%04x]\n",
607 pbm->name, stat); 609 pbm->name, stat);
608 pci_write_config_word(pbm->pci_bus->self, PCI_STATUS, 0xffff); 610 pci_config_write16(addr, 0xffff);
609 ret = IRQ_HANDLED; 611 ret = IRQ_HANDLED;
610 } 612 }
611 return ret; 613 return ret;
diff --git a/arch/sparc64/kernel/traps.c b/arch/sparc64/kernel/traps.c
index 3d924121c796..c824df13f589 100644
--- a/arch/sparc64/kernel/traps.c
+++ b/arch/sparc64/kernel/traps.c
@@ -10,6 +10,7 @@
10 10
11#include <linux/module.h> 11#include <linux/module.h>
12#include <linux/sched.h> 12#include <linux/sched.h>
13#include <linux/linkage.h>
13#include <linux/kernel.h> 14#include <linux/kernel.h>
14#include <linux/signal.h> 15#include <linux/signal.h>
15#include <linux/smp.h> 16#include <linux/smp.h>
@@ -2453,7 +2454,7 @@ struct trap_per_cpu trap_block[NR_CPUS];
2453/* This can get invoked before sched_init() so play it super safe 2454/* This can get invoked before sched_init() so play it super safe
2454 * and use hard_smp_processor_id(). 2455 * and use hard_smp_processor_id().
2455 */ 2456 */
2456void init_cur_cpu_trap(struct thread_info *t) 2457void notrace init_cur_cpu_trap(struct thread_info *t)
2457{ 2458{
2458 int cpu = hard_smp_processor_id(); 2459 int cpu = hard_smp_processor_id();
2459 struct trap_per_cpu *p = &trap_block[cpu]; 2460 struct trap_per_cpu *p = &trap_block[cpu];