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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2014-04-01 10:17:18 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-04-01 10:17:18 -0700 |
| commit | 99f7b025bfadd7fac5216dcfb2a08312804674c0 (patch) | |
| tree | b5318d3acc933eb21676e48e3bf7b428295347c2 /arch/x86/kernel/cpu/common.c | |
| parent | a21e40877ad130de837b0394583e4f68dc2ab6c5 (diff) | |
| parent | 6cce16f99d7be23cec7cabdf32a8166eec6e5393 (diff) | |
| download | op-kernel-dev-99f7b025bfadd7fac5216dcfb2a08312804674c0.zip op-kernel-dev-99f7b025bfadd7fac5216dcfb2a08312804674c0.tar.gz | |
Merge branch 'x86-threadinfo-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 threadinfo changes from Ingo Molnar:
"The main change here is the consolidation/unification of 32 and 64 bit
thread_info handling methods, from Steve Rostedt"
* 'x86-threadinfo-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
x86, threadinfo: Redo "x86: Use inline assembler to get sp"
x86: Clean up dumpstack_64.c code
x86: Keep thread_info on thread stack in x86_32
x86: Prepare removal of previous_esp from i386 thread_info structure
x86: Nuke GET_THREAD_INFO_WITH_ESP() macro for i386
x86: Nuke the supervisor_stack field in i386 thread_info
Diffstat (limited to 'arch/x86/kernel/cpu/common.c')
| -rw-r--r-- | arch/x86/kernel/cpu/common.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c index cca53d8..a135239 100644 --- a/arch/x86/kernel/cpu/common.c +++ b/arch/x86/kernel/cpu/common.c @@ -1079,6 +1079,10 @@ static __init int setup_disablecpuid(char *arg) } __setup("clearcpuid=", setup_disablecpuid); +DEFINE_PER_CPU(unsigned long, kernel_stack) = + (unsigned long)&init_thread_union - KERNEL_STACK_OFFSET + THREAD_SIZE; +EXPORT_PER_CPU_SYMBOL(kernel_stack); + #ifdef CONFIG_X86_64 struct desc_ptr idt_descr = { NR_VECTORS * 16 - 1, (unsigned long) idt_table }; struct desc_ptr debug_idt_descr = { NR_VECTORS * 16 - 1, @@ -1095,10 +1099,6 @@ DEFINE_PER_CPU(struct task_struct *, current_task) ____cacheline_aligned = &init_task; EXPORT_PER_CPU_SYMBOL(current_task); -DEFINE_PER_CPU(unsigned long, kernel_stack) = - (unsigned long)&init_thread_union - KERNEL_STACK_OFFSET + THREAD_SIZE; -EXPORT_PER_CPU_SYMBOL(kernel_stack); - DEFINE_PER_CPU(char *, irq_stack_ptr) = init_per_cpu_var(irq_stack_union.irq_stack) + IRQ_STACK_SIZE - 64; |
