提交 a19eee5e 编写于 作者: L Linus Torvalds

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().
...@@ -7,6 +7,7 @@ ...@@ -7,6 +7,7 @@
#include <linux/module.h> #include <linux/module.h>
#include <linux/sched.h> #include <linux/sched.h>
#include <linux/linkage.h>
#include <linux/ptrace.h> #include <linux/ptrace.h>
#include <linux/errno.h> #include <linux/errno.h>
#include <linux/kernel_stat.h> #include <linux/kernel_stat.h>
...@@ -866,7 +867,7 @@ static void kill_prom_timer(void) ...@@ -866,7 +867,7 @@ static void kill_prom_timer(void)
: "g1", "g2"); : "g1", "g2");
} }
void init_irqwork_curcpu(void) void notrace init_irqwork_curcpu(void)
{ {
int cpu = hard_smp_processor_id(); int cpu = hard_smp_processor_id();
...@@ -897,7 +898,7 @@ static void __cpuinit register_one_mondo(unsigned long paddr, unsigned long type ...@@ -897,7 +898,7 @@ static void __cpuinit register_one_mondo(unsigned long paddr, unsigned long type
} }
} }
void __cpuinit sun4v_register_mondo_queues(int this_cpu) void __cpuinit notrace sun4v_register_mondo_queues(int this_cpu)
{ {
struct trap_per_cpu *tb = &trap_block[this_cpu]; struct trap_per_cpu *tb = &trap_block[this_cpu];
......
...@@ -575,7 +575,7 @@ static irqreturn_t psycho_pcierr_intr_other(struct pci_pbm_info *pbm, int is_pbm ...@@ -575,7 +575,7 @@ static irqreturn_t psycho_pcierr_intr_other(struct pci_pbm_info *pbm, int is_pbm
{ {
unsigned long csr_reg, csr, csr_error_bits; unsigned long csr_reg, csr, csr_error_bits;
irqreturn_t ret = IRQ_NONE; irqreturn_t ret = IRQ_NONE;
u16 stat; u16 stat, *addr;
if (is_pbm_a) { if (is_pbm_a) {
csr_reg = pbm->controller_regs + PSYCHO_PCIA_CTRL; 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 ...@@ -597,7 +597,9 @@ static irqreturn_t psycho_pcierr_intr_other(struct pci_pbm_info *pbm, int is_pbm
printk("%s: PCI SERR signal asserted.\n", pbm->name); printk("%s: PCI SERR signal asserted.\n", pbm->name);
ret = IRQ_HANDLED; ret = IRQ_HANDLED;
} }
pci_read_config_word(pbm->pci_bus->self, PCI_STATUS, &stat); addr = psycho_pci_config_mkaddr(pbm, pbm->pci_first_busno,
0, PCI_STATUS);
pci_config_read16(addr, &stat);
if (stat & (PCI_STATUS_PARITY | if (stat & (PCI_STATUS_PARITY |
PCI_STATUS_SIG_TARGET_ABORT | PCI_STATUS_SIG_TARGET_ABORT |
PCI_STATUS_REC_TARGET_ABORT | PCI_STATUS_REC_TARGET_ABORT |
...@@ -605,7 +607,7 @@ static irqreturn_t psycho_pcierr_intr_other(struct pci_pbm_info *pbm, int is_pbm ...@@ -605,7 +607,7 @@ static irqreturn_t psycho_pcierr_intr_other(struct pci_pbm_info *pbm, int is_pbm
PCI_STATUS_SIG_SYSTEM_ERROR)) { PCI_STATUS_SIG_SYSTEM_ERROR)) {
printk("%s: PCI bus error, PCI_STATUS[%04x]\n", printk("%s: PCI bus error, PCI_STATUS[%04x]\n",
pbm->name, stat); pbm->name, stat);
pci_write_config_word(pbm->pci_bus->self, PCI_STATUS, 0xffff); pci_config_write16(addr, 0xffff);
ret = IRQ_HANDLED; ret = IRQ_HANDLED;
} }
return ret; return ret;
......
...@@ -10,6 +10,7 @@ ...@@ -10,6 +10,7 @@
#include <linux/module.h> #include <linux/module.h>
#include <linux/sched.h> #include <linux/sched.h>
#include <linux/linkage.h>
#include <linux/kernel.h> #include <linux/kernel.h>
#include <linux/signal.h> #include <linux/signal.h>
#include <linux/smp.h> #include <linux/smp.h>
...@@ -2453,7 +2454,7 @@ struct trap_per_cpu trap_block[NR_CPUS]; ...@@ -2453,7 +2454,7 @@ struct trap_per_cpu trap_block[NR_CPUS];
/* This can get invoked before sched_init() so play it super safe /* This can get invoked before sched_init() so play it super safe
* and use hard_smp_processor_id(). * and use hard_smp_processor_id().
*/ */
void init_cur_cpu_trap(struct thread_info *t) void notrace init_cur_cpu_trap(struct thread_info *t)
{ {
int cpu = hard_smp_processor_id(); int cpu = hard_smp_processor_id();
struct trap_per_cpu *p = &trap_block[cpu]; struct trap_per_cpu *p = &trap_block[cpu];
......
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