lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

x86: cpu/common.c, let 64-bit code have 32-bit only functions

Browse Source 
No effect on 64-bit.

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Yinghai Lu
2008-09-04 20:09:02 -07:00
committed by Ingo Molnar
parent 950ad7ff6e
commit ba51dced0b
2 changed files with 119 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
arch/x86/kernel/cpu/common.c
View File

@@ -93,6 +93,7 @@ DEFINE_PER_CPU_PAGE_ALIGNED(struct gdt_page, gdt_page) = { .gdt = {
#endif
EXPORT_PER_CPU_SYMBOL_GPL(gdt_page);
#ifdef CONFIG_X86_32
static int cachesize_override __cpuinitdata = -1;
static int disable_x86_serial_nr __cpuinitdata = 1;
@@ -195,6 +196,13 @@ static int __init x86_serial_nr_setup(char *s)
return 1;
}
__setup("serialnumber", x86_serial_nr_setup);
#else
/* Probe for the CPUID instruction */
static inline int have_cpuid_p(void)
{
return 1;
}
#endif
__u32 cleared_cpu_caps[NCAPINTS] __cpuinitdata;