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x86: cleanup boot_ioremap_32.c

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Coding style cleanup before modifying the file.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Thomas Gleixner 2008-01-30 13:33:43 +01:00 • committed by Ingo Molnar
parent 851339b1ff
commit 718f94974d
1 changed files with 11 additions and 11 deletions
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22
arch/x86/mm/boot_ioremap_32.c
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@ -1,7 +1,7 @@
/*
* arch/i386/mm/boot_ioremap.c
*
* Re-map functions for early boot-time before paging_init() when the
*
* Re-map functions for early boot-time before paging_init() when the
* boot-time pagetables are still in use
*
* Written by Dave Hansen <haveblue@us.ibm.com>
@ -23,15 +23,15 @@
#include <linux/init.h>
#include <linux/stddef.h>
/*
* I'm cheating here. It is known that the two boot PTE pages are
/*
* I'm cheating here. It is known that the two boot PTE pages are
* allocated next to each other. I'm pretending that they're just
* one big array.
* one big array.
*/
#define BOOT_PTE_PTRS (PTRS_PER_PTE*2)
static unsigned long boot_pte_index(unsigned long vaddr)
static unsigned long boot_pte_index(unsigned long vaddr)
{
return __pa(vaddr) >> PAGE_SHIFT;
}
@ -47,7 +47,7 @@ static inline boot_pte_t* boot_vaddr_to_pte(void *address)
* phys_addr and virtual_source, and who also has a preference
* about which virtual address from which to steal ptes
*/
static void __boot_ioremap(unsigned long phys_addr, unsigned long nrpages,
static void __boot_ioremap(unsigned long phys_addr, unsigned long nrpages,
void* virtual_source)
{
boot_pte_t* pte;
@ -70,7 +70,7 @@ static __initdata char boot_ioremap_space[BOOT_IOREMAP_SIZE]
/*
* This only applies to things which need to ioremap before paging_init()
* bt_ioremap() and plain ioremap() are both useless at this point.
*
*
* When used, we're still using the boot-time pagetables, which only
* have 2 PTE pages mapping the first 8MB
*
@ -82,18 +82,18 @@ __init void* boot_ioremap(unsigned long phys_addr, unsigned long size)
{
unsigned long last_addr, offset;
unsigned int nrpages;
last_addr = phys_addr + size - 1;
/* page align the requested address */
offset = phys_addr & ~PAGE_MASK;
phys_addr &= PAGE_MASK;
size = PAGE_ALIGN(last_addr) - phys_addr;
nrpages = size >> PAGE_SHIFT;
if (nrpages > BOOT_IOREMAP_PAGES)
return NULL;
__boot_ioremap(phys_addr, nrpages, boot_ioremap_space);
return &boot_ioremap_space[offset];