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authorIngo Molnar <mingo@kernel.org>2018-04-12 09:42:34 +0200
committerIngo Molnar <mingo@kernel.org>2018-04-12 09:42:34 +0200
commitef389b734691cdc8beb009dd402135dcdcb86a56 (patch)
tree9523a37db93cb7c7874a5f18b4d9a7014898b814 /arch/score/include/asm/tlbflush.h
parentx86/apic: Fix signedness bug in APIC ID validity checks (diff)
parentsyscalls/x86: Adapt syscall_wrapper.h to the new syscall stub naming convention (diff)
downloadlinux-dev-ef389b734691cdc8beb009dd402135dcdcb86a56.tar.xz
linux-dev-ef389b734691cdc8beb009dd402135dcdcb86a56.zip
Merge branch 'WIP.x86/asm' into x86/urgent, because the topic is ready
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/score/include/asm/tlbflush.h')
-rw-r--r--arch/score/include/asm/tlbflush.h143
1 files changed, 0 insertions, 143 deletions
diff --git a/arch/score/include/asm/tlbflush.h b/arch/score/include/asm/tlbflush.h
deleted file mode 100644
index f48722f4b00e..000000000000
--- a/arch/score/include/asm/tlbflush.h
+++ /dev/null
@@ -1,143 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef _ASM_SCORE_TLBFLUSH_H
-#define _ASM_SCORE_TLBFLUSH_H
-
-#include <linux/mm.h>
-
-/*
- * TLB flushing:
- *
- * - flush_tlb_all() flushes all processes TLB entries
- * - flush_tlb_mm(mm) flushes the specified mm context TLB entries
- * - flush_tlb_page(vma, vmaddr) flushes one page
- * - flush_tlb_range(vma, start, end) flushes a range of pages
- * - flush_tlb_kernel_range(start, end) flushes a range of kernel pages
- */
-extern void local_flush_tlb_all(void);
-extern void local_flush_tlb_mm(struct mm_struct *mm);
-extern void local_flush_tlb_range(struct vm_area_struct *vma,
- unsigned long start, unsigned long end);
-extern void local_flush_tlb_kernel_range(unsigned long start,
- unsigned long end);
-extern void local_flush_tlb_page(struct vm_area_struct *vma,
- unsigned long page);
-extern void local_flush_tlb_one(unsigned long vaddr);
-
-#define flush_tlb_all() local_flush_tlb_all()
-#define flush_tlb_mm(mm) local_flush_tlb_mm(mm)
-#define flush_tlb_range(vma, vmaddr, end) \
- local_flush_tlb_range(vma, vmaddr, end)
-#define flush_tlb_kernel_range(vmaddr, end) \
- local_flush_tlb_kernel_range(vmaddr, end)
-#define flush_tlb_page(vma, page) local_flush_tlb_page(vma, page)
-#define flush_tlb_one(vaddr) local_flush_tlb_one(vaddr)
-
-#ifndef __ASSEMBLY__
-
-static inline unsigned long pevn_get(void)
-{
- unsigned long val;
-
- __asm__ __volatile__(
- "mfcr %0, cr11\n"
- "nop\nnop\n"
- : "=r" (val));
-
- return val;
-}
-
-static inline void pevn_set(unsigned long val)
-{
- __asm__ __volatile__(
- "mtcr %0, cr11\n"
- "nop\nnop\nnop\nnop\nnop\n"
- : : "r" (val));
-}
-
-static inline void pectx_set(unsigned long val)
-{
- __asm__ __volatile__(
- "mtcr %0, cr12\n"
- "nop\nnop\nnop\nnop\nnop\n"
- : : "r" (val));
-}
-
-static inline unsigned long pectx_get(void)
-{
- unsigned long val;
- __asm__ __volatile__(
- "mfcr %0, cr12\n"
- "nop\nnop\n"
- : "=r" (val));
- return val;
-}
-static inline unsigned long tlblock_get(void)
-{
- unsigned long val;
-
- __asm__ __volatile__(
- "mfcr %0, cr7\n"
- "nop\nnop\n"
- : "=r" (val));
- return val;
-}
-static inline void tlblock_set(unsigned long val)
-{
- __asm__ __volatile__(
- "mtcr %0, cr7\n"
- "nop\nnop\nnop\nnop\nnop\n"
- : : "r" (val));
-}
-
-static inline void tlbpt_set(unsigned long val)
-{
- __asm__ __volatile__(
- "mtcr %0, cr8\n"
- "nop\nnop\nnop\nnop\nnop\n"
- : : "r" (val));
-}
-
-static inline long tlbpt_get(void)
-{
- long val;
-
- __asm__ __volatile__(
- "mfcr %0, cr8\n"
- "nop\nnop\n"
- : "=r" (val));
-
- return val;
-}
-
-static inline void peaddr_set(unsigned long val)
-{
- __asm__ __volatile__(
- "mtcr %0, cr9\n"
- "nop\nnop\nnop\nnop\nnop\n"
- : : "r" (val));
-}
-
-/* TLB operations. */
-static inline void tlb_probe(void)
-{
- __asm__ __volatile__("stlb;nop;nop;nop;nop;nop");
-}
-
-static inline void tlb_read(void)
-{
- __asm__ __volatile__("mftlb;nop;nop;nop;nop;nop");
-}
-
-static inline void tlb_write_indexed(void)
-{
- __asm__ __volatile__("mtptlb;nop;nop;nop;nop;nop");
-}
-
-static inline void tlb_write_random(void)
-{
- __asm__ __volatile__("mtrtlb;nop;nop;nop;nop;nop");
-}
-
-#endif /* Not __ASSEMBLY__ */
-
-#endif /* _ASM_SCORE_TLBFLUSH_H */