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IDT related code lives scattered around in various places. Create a new source file in arch/x86/kernel/idt.c to hold it. Move the idt_tables and descriptors to it for a start. Follow up patches will gradually move more code over. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Andy Lutomirski <luto@kernel.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Brian Gerst <brgerst@gmail.com> Cc: Denys Vlasenko <dvlasenk@redhat.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Josh Poimboeuf <jpoimboe@redhat.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Steven Rostedt <rostedt@goodmis.org> Link: http://lkml.kernel.org/r/20170828064958.367081121@linutronix.de Signed-off-by: Ingo Molnar <mingo@kernel.org>
27 lines
679 B
C
27 lines
679 B
C
/*
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* Interrupt descriptor table related code
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*
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* This file is licensed under the GPL V2
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*/
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#include <linux/interrupt.h>
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#include <asm/desc.h>
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/* Must be page-aligned because the real IDT is used in a fixmap. */
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gate_desc idt_table[IDT_ENTRIES] __page_aligned_bss;
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#ifdef CONFIG_X86_64
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/* No need to be aligned, but done to keep all IDTs defined the same way. */
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gate_desc debug_idt_table[IDT_ENTRIES] __page_aligned_bss;
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struct desc_ptr idt_descr __ro_after_init = {
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.size = IDT_ENTRIES * 16 - 1,
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.address = (unsigned long) idt_table,
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};
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const struct desc_ptr debug_idt_descr = {
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.size = IDT_ENTRIES * 16 - 1,
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.address = (unsigned long) debug_idt_table,
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};
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#endif
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