x86: PAT: fixed checkpatch errors (and whitespaces)
Signed-off-by: Andreas Herrmann <[email protected]>
---
arch/x86/kernel/cpu/addon_cpuid_features.c | 2 -
arch/x86/mm/pat.c | 31 +++++++++++++--------------
include/asm-x86/pat.h | 6 +---
3 files changed, 17 insertions(+), 22 deletions(-)
diff --git a/arch/x86/kernel/cpu/addon_cpuid_features.c b/arch/x86/kernel/cpu/addon_cpuid_features.c
index 2df461f..84a8220 100644
--- a/arch/x86/kernel/cpu/addon_cpuid_features.c
+++ b/arch/x86/kernel/cpu/addon_cpuid_features.c
@@ -1,9 +1,7 @@
-
/*
* Routines to indentify additional cpu features that are scattered in
* cpuid space.
*/
-
#include <linux/cpu.h>
#include <asm/pat.h>
diff --git a/arch/x86/mm/pat.c b/arch/x86/mm/pat.c
index 8f288f8..c9a3074 100644
--- a/arch/x86/mm/pat.c
+++ b/arch/x86/mm/pat.c
@@ -66,7 +66,7 @@ enum {
PAT_UC_MINUS = 7, /* UC, but can be overriden by MTRR */
};
-#define PAT(x,y) ((u64)PAT_ ## y << ((x)*8))
+#define PAT(x, y) ((u64)PAT_ ## y << ((x)*8))
void pat_init(void)
{
@@ -100,8 +100,8 @@ void pat_init(void)
* 011 UC _PAGE_CACHE_UC
* PAT bit unused
*/
- pat = PAT(0,WB) | PAT(1,WC) | PAT(2,UC_MINUS) | PAT(3,UC) |
- PAT(4,WB) | PAT(5,WC) | PAT(6,UC_MINUS) | PAT(7,UC);
+ pat = PAT(0, WB) | PAT(1, WC) | PAT(2, UC_MINUS) | PAT(3, UC) |
+ PAT(4, WB) | PAT(5, WC) | PAT(6, UC_MINUS) | PAT(7, UC);
/* Boot CPU check */
if (!boot_pat_state)
@@ -117,11 +117,11 @@ void pat_init(void)
static char *cattr_name(unsigned long flags)
{
switch (flags & _PAGE_CACHE_MASK) {
- case _PAGE_CACHE_UC: return "uncached";
- case _PAGE_CACHE_UC_MINUS: return "uncached-minus";
- case _PAGE_CACHE_WB: return "write-back";
- case _PAGE_CACHE_WC: return "write-combining";
- default: return "broken";
+ case _PAGE_CACHE_UC: return "uncached";
+ case _PAGE_CACHE_UC_MINUS: return "uncached-minus";
+ case _PAGE_CACHE_WB: return "write-back";
+ case _PAGE_CACHE_WC: return "write-combining";
+ default: return "broken";
}
}
@@ -190,7 +190,7 @@ static int pat_x_mtrr_type(u64 start, u64 end, unsigned long prot,
} else if (pat_type == _PAGE_CACHE_UC_MINUS) {
*ret_prot = prot | _PAGE_CACHE_UC_MINUS;
} else if (pat_type == _PAGE_CACHE_UC ||
- mtrr_type == MTRR_TYPE_UNCACHABLE) {
+ mtrr_type == MTRR_TYPE_UNCACHABLE) {
*ret_prot = prot | _PAGE_CACHE_UC;
} else if (mtrr_type == MTRR_TYPE_WRCOMB) {
*ret_prot = prot | _PAGE_CACHE_WC;
@@ -537,11 +537,11 @@ int phys_mem_access_prot_allowed(struct file *file, unsigned long pfn,
* we maintain the tradition of paranoia in this code.
*/
if (!pat_wc_enabled &&
- ! ( boot_cpu_has(X86_FEATURE_MTRR) ||
- boot_cpu_has(X86_FEATURE_K6_MTRR) ||
- boot_cpu_has(X86_FEATURE_CYRIX_ARR) ||
- boot_cpu_has(X86_FEATURE_CENTAUR_MCR)) &&
- (pfn << PAGE_SHIFT) >= __pa(high_memory)) {
+ !(boot_cpu_has(X86_FEATURE_MTRR) ||
+ boot_cpu_has(X86_FEATURE_K6_MTRR) ||
+ boot_cpu_has(X86_FEATURE_CYRIX_ARR) ||
+ boot_cpu_has(X86_FEATURE_CENTAUR_MCR)) &&
+ (pfn << PAGE_SHIFT) >= __pa(high_memory)) {
flags = _PAGE_CACHE_UC;
}
#endif
@@ -563,7 +563,7 @@ int phys_mem_access_prot_allowed(struct file *file, unsigned long pfn,
return 0;
if (pfn <= max_pfn_mapped &&
- ioremap_change_attr((unsigned long)__va(offset), size, flags) < 0) {
+ ioremap_change_attr((unsigned long)__va(offset), size, flags) < 0) {
free_memtype(offset, offset + size);
printk(KERN_INFO
"%s:%d /dev/mem ioremap_change_attr failed %s for %Lx-%Lx\n",
@@ -601,4 +601,3 @@ void unmap_devmem(unsigned long pfn, unsigned long size, pgprot_t vma_prot)
free_memtype(addr, addr + size);
}
-
diff --git a/include/asm-x86/pat.h b/include/asm-x86/pat.h
index 88f60cc..6fa9710 100644
--- a/include/asm-x86/pat.h
+++ b/include/asm-x86/pat.h
@@ -1,6 +1,5 @@
-
#ifndef _ASM_PAT_H
-#define _ASM_PAT_H 1
+#define _ASM_PAT_H
#include <linux/types.h>
@@ -8,7 +7,7 @@
extern int pat_wc_enabled;
extern void validate_pat_support(struct cpuinfo_x86 *c);
#else
-static const int pat_wc_enabled = 0;
+static const int pat_wc_enabled;
static inline void validate_pat_support(struct cpuinfo_x86 *c) { }
#endif
@@ -21,4 +20,3 @@ extern int free_memtype(u64 start, u64 end);
extern void pat_disable(char *reason);
#endif
-
--
1.5.5.3