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authorThomas Gleixner <tglx@linutronix.de>2017-08-28 08:47:57 +0200
committerIngo Molnar <mingo@kernel.org>2017-08-29 12:07:28 +0200
commitdb18da78f9a8bbab1bdc5968ba47ace788b5061f (patch)
tree52cb2a64b00c992d5f857fac031a76d108464c64 /arch/x86/include/asm
parent485fa57bd73a0b79987d144e15bdc582f926701d (diff)
x86/idt: Deinline setup functions
None of this is performance sensitive in any way - so debloat the kernel. 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/20170828064959.502052875@linutronix.de Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/include/asm')
-rw-r--r--arch/x86/include/asm/desc.h37
1 files changed, 2 insertions, 35 deletions
diff --git a/arch/x86/include/asm/desc.h b/arch/x86/include/asm/desc.h
index cbd36dd7993e..33f84f29a724 100644
--- a/arch/x86/include/asm/desc.h
+++ b/arch/x86/include/asm/desc.h
@@ -390,44 +390,11 @@ static inline void set_desc_limit(struct desc_struct *desc, unsigned long limit)
desc->limit1 = (limit >> 16) & 0xf;
}
-static inline void _set_gate(int gate, unsigned type, const void *addr,
- unsigned dpl, unsigned ist, unsigned seg)
-{
- gate_desc s;
-
- pack_gate(&s, type, (unsigned long)addr, dpl, ist, seg);
- /*
- * does not need to be atomic because it is only done once at
- * setup time
- */
- write_idt_entry(idt_table, gate, &s);
-}
-
-static inline void set_intr_gate(unsigned int n, const void *addr)
-{
- BUG_ON(n > 0xFF);
- _set_gate(n, GATE_INTERRUPT, addr, 0, 0, __KERNEL_CS);
-}
+void set_intr_gate(unsigned int n, const void *addr);
+void alloc_intr_gate(unsigned int n, const void *addr);
extern unsigned long used_vectors[];
-static inline void alloc_system_vector(int vector)
-{
- BUG_ON(vector < FIRST_SYSTEM_VECTOR);
- if (!test_bit(vector, used_vectors)) {
- set_bit(vector, used_vectors);
- } else {
- BUG();
- }
-}
-
-#define alloc_intr_gate(n, addr) \
- do { \
- alloc_system_vector(n); \
- set_intr_gate(n, addr); \
- } while (0)
-
-
#ifdef CONFIG_X86_64
DECLARE_PER_CPU(u32, debug_idt_ctr);
static inline bool is_debug_idt_enabled(void)

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