On 30 Aug 2006 06:03:23 +0800, Zou Nan hai wrote:
> On Wed, 2006-08-30 at 03:38, Bjorn Helgaas wrote:
>> On Tuesday 29 August 2006 01:46, Zou Nan hai wrote:
>> > +#ifdef CONFIG_KEXEC
>> > +void
>> > +ioc_iova_disable(void)
>> > +{
>>
>> Ugh. If you really need this functionality (which I have to say
>> looks
>> like a band-aid), it probably should be a platform vector. And
>> should
>> be split into a separate patch.
>>
> Hi Bjorn,
> The ioc_iova_disable code comes from Aziz in HP, I have almost
> no idea
> of how IOMMU works on HP platform.
> I am looking for an HP machine with IOMMU to test.
Below are some minor cleanups against your latest patch.
In particular the bogus kernel/irq/manage.c fragment is eliminated.
--
Horms
H: http://www.vergenet.net/~horms/
W: http://www.valinux.co.jp/en/
IA64: kexec whitespace and 80 column fixes
Signed-OFf-By: Simon Horman <[EMAIL PROTECTED]>
arch/ia64/hp/common/sba_iommu.c | 6 ++++--
arch/ia64/kernel/crash.c | 6 +++---
arch/ia64/kernel/efi.c | 6 ++++--
arch/ia64/kernel/iosapic.c | 5 ++---
arch/ia64/kernel/machine_kexec.c | 20 ++++++++++++--------
arch/ia64/kernel/smp.c | 2 +-
include/linux/kexec.h | 1 -
kernel/irq/manage.c | 1 +
8 files changed, 27 insertions(+), 20 deletions(-)
Index: linux-2.6/arch/ia64/kernel/machine_kexec.c
===================================================================
--- linux-2.6.orig/arch/ia64/kernel/machine_kexec.c 2006-08-30
16:48:14.000000000 +0900
+++ linux-2.6/arch/ia64/kernel/machine_kexec.c 2006-08-30 16:58:02.000000000
+0900
@@ -57,9 +57,10 @@
/* Pre-load control code buffer to minimize work in kexec path */
control_code_buffer = page_address(image->control_code_page);
memcpy((void *)control_code_buffer, (const void *)func[0],
- relocate_new_kernel_size);
+ relocate_new_kernel_size);
flush_icache_range((unsigned long)control_code_buffer,
- (unsigned long)control_code_buffer +
relocate_new_kernel_size);
+ (unsigned long)control_code_buffer +
+ relocate_new_kernel_size);
ia64_kimage = image;
return 0;
@@ -81,14 +82,16 @@
}
}
#elif defined(CONFIG_SMP)
- smp_call_function(kexec_stop_this_cpu, (void *)ia64_kimage->start, 0,
0);
+ smp_call_function(kexec_stop_this_cpu, (void *)ia64_kimage->start,
+ 0, 0);
#endif
#ifdef CONFIG_PCI
{
struct pci_dev *dev = NULL;
irq_desc_t *idesc;
/* Disable all PCI devices */
- while ((dev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, dev)) !=
NULL) {
+ while ((dev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, dev))
+ != NULL) {
if (!(dev->is_enabled))
continue;
idesc = irq_desc + dev->irq;
@@ -112,12 +115,13 @@
* We are past the point of no return, committed to rebooting now.
*/
extern void *efi_get_pal_addr(void);
-static void ia64_machine_kexec(struct unw_frame_info *info, void *arg)
+static void ia64_machine_kexec(struct unw_frame_info *info, void *arg)
{
struct kimage *image = arg;
relocate_new_kernel_t rnk;
void *pal_addr = efi_get_pal_addr();
- unsigned long code_addr = (unsigned
long)page_address(image->control_code_page);
+ unsigned long code_addr = (unsigned long)
+ page_address(image->control_code_page);
if (image->type == KEXEC_TYPE_CRASH) {
crash_save_this_cpu();
current->thread.ksp = (__u64)info->sw - 16;
@@ -128,9 +132,9 @@
local_irq_disable();
rnk = (relocate_new_kernel_t)&code_addr;
(*rnk)(image->head, image->start, ia64_boot_param,
- GRANULEROUNDDOWN((unsigned long) pal_addr));
+ GRANULEROUNDDOWN((unsigned long) pal_addr));
BUG();
-}
+}
void machine_kexec(struct kimage *image)
{
Index: linux-2.6/arch/ia64/kernel/smp.c
===================================================================
--- linux-2.6.orig/arch/ia64/kernel/smp.c 2006-08-30 16:48:15.000000000
+0900
+++ linux-2.6/arch/ia64/kernel/smp.c 2006-08-30 16:52:21.000000000 +0900
@@ -127,7 +127,7 @@
}
#ifdef CONFIG_CRASH_DUMP
-static void
+static void
kdump_cpu_freeze(struct unw_frame_info *info, void *arg)
{
local_irq_disable();
Index: linux-2.6/include/linux/kexec.h
===================================================================
--- linux-2.6.orig/include/linux/kexec.h 2006-08-30 16:48:33.000000000
+0900
+++ linux-2.6/include/linux/kexec.h 2006-08-30 16:49:48.000000000 +0900
@@ -135,7 +135,6 @@
typedef u32 note_buf_t[MAX_NOTE_BYTES/4];
extern note_buf_t *crash_notes;
-
#else /* !CONFIG_KEXEC */
struct pt_regs;
struct task_struct;
Index: linux-2.6/arch/ia64/hp/common/sba_iommu.c
===================================================================
--- linux-2.6.orig/arch/ia64/hp/common/sba_iommu.c 2006-08-30
16:53:08.000000000 +0900
+++ linux-2.6/arch/ia64/hp/common/sba_iommu.c 2006-08-30 16:54:21.000000000
+0900
@@ -1633,11 +1633,13 @@
while (ioc != NULL) {
/* Disable IOVA translation */
- WRITE_REG(ioc->ibase & 0xfffffffffffffffe, ioc->ioc_hpa +
IOC_IBASE);
+ WRITE_REG(ioc->ibase & 0xfffffffffffffffe,
+ ioc->ioc_hpa + IOC_IBASE);
READ_REG(ioc->ioc_hpa + IOC_IBASE);
/* Clear I/O TLB of any possible entries */
- WRITE_REG(ioc->ibase | (get_iovp_order(ioc->iov_size) +
iovp_shift), ioc->ioc_hpa + IOC_PCOM);
+ WRITE_REG(ioc->ibase | (get_iovp_order(ioc->iov_size) +
+ iovp_shift), ioc->ioc_hpa + IOC_PCOM);
READ_REG(ioc->ioc_hpa + IOC_PCOM);
ioc = ioc->next;
Index: linux-2.6/arch/ia64/kernel/crash.c
===================================================================
--- linux-2.6.orig/arch/ia64/kernel/crash.c 2006-08-30 16:53:08.000000000
+0900
+++ linux-2.6/arch/ia64/kernel/crash.c 2006-08-30 16:55:28.000000000 +0900
@@ -24,7 +24,7 @@
#include <asm/uaccess.h>
size_t copy_oldmem_page(unsigned long pfn, char *buf,
- size_t csize, unsigned long offset, int userbuf)
+ size_t csize, unsigned long offset, int userbuf)
{
void *vaddr;
@@ -50,7 +50,7 @@
static inline Elf64_Word
*append_elf_note(Elf64_Word *buf, char *name, unsigned type, void *data,
- size_t data_len)
+ size_t data_len)
{
struct elf_note *note = (struct elf_note *)buf;
note->n_namesz = strlen(name) + 1;
@@ -92,7 +92,7 @@
sol = (cfm >> 7) & 0x7f;
sof = cfm & 0x7f;
dst[46] = (unsigned long)ia64_rse_skip_regs((unsigned long *)dst[46],
- sof - sol);
+ sof - sol);
buf = (u64 *) per_cpu_ptr(crash_notes, cpu);
if (!buf)
Index: linux-2.6/arch/ia64/kernel/efi.c
===================================================================
--- linux-2.6.orig/arch/ia64/kernel/efi.c 2006-08-30 16:53:08.000000000
+0900
+++ linux-2.6/arch/ia64/kernel/efi.c 2006-08-30 16:55:55.000000000 +0900
@@ -432,9 +432,11 @@
}
}
if (min_addr != 0UL)
- printk(KERN_INFO "Ignoring memory below %luMB\n", min_addr >>
20);
+ printk(KERN_INFO "Ignoring memory below %luMB\n",
+ min_addr >> 20);
if (max_addr != ~0UL)
- printk(KERN_INFO "Ignoring memory above %luMB\n", max_addr >>
20);
+ printk(KERN_INFO "Ignoring memory above %luMB\n",
+ max_addr >> 20);
efi.systab = __va(ia64_boot_param->efi_systab);
Index: linux-2.6/arch/ia64/kernel/iosapic.c
===================================================================
--- linux-2.6.orig/arch/ia64/kernel/iosapic.c 2006-08-30 16:53:08.000000000
+0900
+++ linux-2.6/arch/ia64/kernel/iosapic.c 2006-08-30 16:56:45.000000000
+0900
@@ -298,10 +298,9 @@
for (info = iosapic_intr_info; info <
iosapic_intr_info + IA64_NUM_VECTORS; ++info) {
low32 = info->low32 |= IOSAPIC_MASK;
- list_for_each_entry(rte, &info->rtes,
- rte_list) {
+ list_for_each_entry(rte, &info->rtes, rte_list) {
iosapic_write(rte->addr,
- IOSAPIC_RTE_LOW(rte->rte_index), low32);
+ IOSAPIC_RTE_LOW(rte->rte_index), low32);
}
}
}
Index: linux-2.6/kernel/irq/manage.c
===================================================================
--- linux-2.6.orig/kernel/irq/manage.c 2006-08-30 16:53:08.000000000 +0900
+++ linux-2.6/kernel/irq/manage.c 2006-08-30 17:00:10.000000000 +0900
@@ -475,3 +475,4 @@
return retval;
}
EXPORT_SYMBOL(request_irq);
+
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