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authorAnton Altaparmakov <aia21@cantab.net>2005-06-25 09:27:27 -0400
committerAnton Altaparmakov <aia21@cantab.net>2005-06-25 09:27:27 -0400
commit38b22b6e9f46ab8f73ef5734f0e0a000766a9258 (patch)
tree2ccc41ef55918d3af43e444bde7648562a031559 /arch/i386/kernel/cpu
parent3357d4c75f1fb67e7304998c4ad4e9a9fed66fa4 (diff)
parentb3e112bcc19abd8e9657dca34a87316786e096f3 (diff)
Automerge with /usr/src/ntfs-2.6.git.
Diffstat (limited to 'arch/i386/kernel/cpu')
-rw-r--r--arch/i386/kernel/cpu/common.c2
-rw-r--r--arch/i386/kernel/cpu/mtrr/main.c23
-rw-r--r--arch/i386/kernel/cpu/proc.c2
3 files changed, 17 insertions, 10 deletions
diff --git a/arch/i386/kernel/cpu/common.c b/arch/i386/kernel/cpu/common.c
index d199e525680a..b9954248d0aa 100644
--- a/arch/i386/kernel/cpu/common.c
+++ b/arch/i386/kernel/cpu/common.c
@@ -635,7 +635,7 @@ void __init cpu_init (void)
635 635
636 /* Clear all 6 debug registers: */ 636 /* Clear all 6 debug registers: */
637 637
638#define CD(register) __asm__("movl %0,%%db" #register ::"r"(0) ); 638#define CD(register) set_debugreg(0, register)
639 639
640 CD(0); CD(1); CD(2); CD(3); /* no db4 and db5 */; CD(6); CD(7); 640 CD(0); CD(1); CD(2); CD(3); /* no db4 and db5 */; CD(6); CD(7);
641 641
diff --git a/arch/i386/kernel/cpu/mtrr/main.c b/arch/i386/kernel/cpu/mtrr/main.c
index e1c2042b9b7e..d66b09e0c820 100644
--- a/arch/i386/kernel/cpu/mtrr/main.c
+++ b/arch/i386/kernel/cpu/mtrr/main.c
@@ -375,6 +375,19 @@ int mtrr_add_page(unsigned long base, unsigned long size,
375 return error; 375 return error;
376} 376}
377 377
378static int mtrr_check(unsigned long base, unsigned long size)
379{
380 if ((base & (PAGE_SIZE - 1)) || (size & (PAGE_SIZE - 1))) {
381 printk(KERN_WARNING
382 "mtrr: size and base must be multiples of 4 kiB\n");
383 printk(KERN_DEBUG
384 "mtrr: size: 0x%lx base: 0x%lx\n", size, base);
385 dump_stack();
386 return -1;
387 }
388 return 0;
389}
390
378/** 391/**
379 * mtrr_add - Add a memory type region 392 * mtrr_add - Add a memory type region
380 * @base: Physical base address of region 393 * @base: Physical base address of region
@@ -415,11 +428,8 @@ int
415mtrr_add(unsigned long base, unsigned long size, unsigned int type, 428mtrr_add(unsigned long base, unsigned long size, unsigned int type,
416 char increment) 429 char increment)
417{ 430{
418 if ((base & (PAGE_SIZE - 1)) || (size & (PAGE_SIZE - 1))) { 431 if (mtrr_check(base, size))
419 printk(KERN_WARNING "mtrr: size and base must be multiples of 4 kiB\n");
420 printk(KERN_DEBUG "mtrr: size: 0x%lx base: 0x%lx\n", size, base);
421 return -EINVAL; 432 return -EINVAL;
422 }
423 return mtrr_add_page(base >> PAGE_SHIFT, size >> PAGE_SHIFT, type, 433 return mtrr_add_page(base >> PAGE_SHIFT, size >> PAGE_SHIFT, type,
424 increment); 434 increment);
425} 435}
@@ -511,11 +521,8 @@ int mtrr_del_page(int reg, unsigned long base, unsigned long size)
511int 521int
512mtrr_del(int reg, unsigned long base, unsigned long size) 522mtrr_del(int reg, unsigned long base, unsigned long size)
513{ 523{
514 if ((base & (PAGE_SIZE - 1)) || (size & (PAGE_SIZE - 1))) { 524 if (mtrr_check(base, size))
515 printk(KERN_INFO "mtrr: size and base must be multiples of 4 kiB\n");
516 printk(KERN_DEBUG "mtrr: size: 0x%lx base: 0x%lx\n", size, base);
517 return -EINVAL; 525 return -EINVAL;
518 }
519 return mtrr_del_page(reg, base >> PAGE_SHIFT, size >> PAGE_SHIFT); 526 return mtrr_del_page(reg, base >> PAGE_SHIFT, size >> PAGE_SHIFT);
520} 527}
521 528
diff --git a/arch/i386/kernel/cpu/proc.c b/arch/i386/kernel/cpu/proc.c
index 7323c19f354e..8bd77d948a84 100644
--- a/arch/i386/kernel/cpu/proc.c
+++ b/arch/i386/kernel/cpu/proc.c
@@ -86,7 +86,7 @@ static int show_cpuinfo(struct seq_file *m, void *v)
86 seq_printf(m, "stepping\t: unknown\n"); 86 seq_printf(m, "stepping\t: unknown\n");
87 87
88 if ( cpu_has(c, X86_FEATURE_TSC) ) { 88 if ( cpu_has(c, X86_FEATURE_TSC) ) {
89 seq_printf(m, "cpu MHz\t\t: %lu.%03lu\n", 89 seq_printf(m, "cpu MHz\t\t: %u.%03u\n",
90 cpu_khz / 1000, (cpu_khz % 1000)); 90 cpu_khz / 1000, (cpu_khz % 1000));
91 } 91 }
92 92