diff options
| author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-03-29 20:25:03 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-03-29 20:25:03 -0700 |
| commit | 9754c5f6cbbd8893a29f139204e87a59eb342ca9 (patch) | |
| tree | 43601ee92855a8b7272c30073f6037b94523ad06 | |
| parent | efab03d998da03f67836ffc664b04e0400f85448 (diff) | |
| parent | dbfc2f6f95c7e62b9a379d9a34f8427f1d844ee1 (diff) | |
Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6
* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6:
[IA64] Fix arch/ia64/pci/pci.c:571: warning: `return' with a value
[IA64] Speed up boot - skip unnecessary clock calibration
[IA64] bugfix stack layout upside-down
[IA64] Fix possible invalid memory access in ia64_setup_msi_irq()
| -rw-r--r-- | arch/ia64/kernel/msi_ia64.c | 2 | ||||
| -rw-r--r-- | arch/ia64/kernel/smpboot.c | 17 | ||||
| -rw-r--r-- | arch/ia64/mm/init.c | 2 | ||||
| -rw-r--r-- | arch/ia64/pci/pci.c | 1 |
4 files changed, 18 insertions, 4 deletions
diff --git a/arch/ia64/kernel/msi_ia64.c b/arch/ia64/kernel/msi_ia64.c index e7220900ea1..ebbeadfee42 100644 --- a/arch/ia64/kernel/msi_ia64.c +++ b/arch/ia64/kernel/msi_ia64.c @@ -68,7 +68,7 @@ int ia64_setup_msi_irq(struct pci_dev *pdev, struct msi_desc *desc) { struct msi_msg msg; unsigned long dest_phys_id; - unsigned int irq, vector; + int irq, vector; irq = create_irq(); if (irq < 0) diff --git a/arch/ia64/kernel/smpboot.c b/arch/ia64/kernel/smpboot.c index b21ddecea94..ff7df439da6 100644 --- a/arch/ia64/kernel/smpboot.c +++ b/arch/ia64/kernel/smpboot.c @@ -375,6 +375,7 @@ static void __devinit smp_callin (void) { int cpuid, phys_id, itc_master; + struct cpuinfo_ia64 *last_cpuinfo, *this_cpuinfo; extern void ia64_init_itm(void); extern volatile int time_keeper_id; @@ -424,7 +425,21 @@ smp_callin (void) * Get our bogomips. */ ia64_init_itm(); - calibrate_delay(); + + /* + * Delay calibration can be skipped if new processor is identical to the + * previous processor. + */ + last_cpuinfo = cpu_data(cpuid - 1); + this_cpuinfo = local_cpu_data; + if (last_cpuinfo->itc_freq != this_cpuinfo->itc_freq || + last_cpuinfo->proc_freq != this_cpuinfo->proc_freq || + last_cpuinfo->features != this_cpuinfo->features || + last_cpuinfo->revision != this_cpuinfo->revision || + last_cpuinfo->family != this_cpuinfo->family || + last_cpuinfo->archrev != this_cpuinfo->archrev || + last_cpuinfo->model != this_cpuinfo->model) + calibrate_delay(); local_cpu_data->loops_per_jiffy = loops_per_jiffy; #ifdef CONFIG_IA32_SUPPORT diff --git a/arch/ia64/mm/init.c b/arch/ia64/mm/init.c index c8da621aab1..4f36987eea7 100644 --- a/arch/ia64/mm/init.c +++ b/arch/ia64/mm/init.c @@ -155,7 +155,7 @@ ia64_set_rbs_bot (void) if (stack_size > MAX_USER_STACK_SIZE) stack_size = MAX_USER_STACK_SIZE; - current->thread.rbs_bot = STACK_TOP - stack_size; + current->thread.rbs_bot = PAGE_ALIGN(current->mm->start_stack - stack_size); } /* diff --git a/arch/ia64/pci/pci.c b/arch/ia64/pci/pci.c index f8bcccd6d41..0e83f3b419b 100644 --- a/arch/ia64/pci/pci.c +++ b/arch/ia64/pci/pci.c @@ -568,7 +568,6 @@ pcibios_disable_device (struct pci_dev *dev) BUG_ON(atomic_read(&dev->enable_cnt)); if (!dev->msi_enabled) acpi_pci_irq_disable(dev); - return 0; } void |