From 95099d4622f8cb224d94e314c7a8e0df60b13f87 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 09 Dec 2023 08:38:01 +0000
Subject: [PATCH] enable docker ppp
---
kernel/arch/parisc/include/asm/tlbflush.h | 25 +------------------------
1 files changed, 1 insertions(+), 24 deletions(-)
diff --git a/kernel/arch/parisc/include/asm/tlbflush.h b/kernel/arch/parisc/include/asm/tlbflush.h
index 14668bd..c5ded01 100644
--- a/kernel/arch/parisc/include/asm/tlbflush.h
+++ b/kernel/arch/parisc/include/asm/tlbflush.h
@@ -8,21 +8,6 @@
#include <linux/sched.h>
#include <asm/mmu_context.h>
-
-/* This is for the serialisation of PxTLB broadcasts. At least on the
- * N class systems, only one PxTLB inter processor broadcast can be
- * active at any one time on the Merced bus. This tlb purge
- * synchronisation is fairly lightweight and harmless so we activate
- * it on all systems not just the N class.
-
- * It is also used to ensure PTE updates are atomic and consistent
- * with the TLB.
- */
-extern spinlock_t pa_tlb_lock;
-
-#define purge_tlb_start(flags) spin_lock_irqsave(&pa_tlb_lock, flags)
-#define purge_tlb_end(flags) spin_unlock_irqrestore(&pa_tlb_lock, flags)
-
extern void flush_tlb_all(void);
extern void flush_tlb_all_local(void *);
@@ -79,14 +64,6 @@
static inline void flush_tlb_page(struct vm_area_struct *vma,
unsigned long addr)
{
- unsigned long flags, sid;
-
- sid = vma->vm_mm->context;
- purge_tlb_start(flags);
- mtsp(sid, 1);
- pdtlb(addr);
- if (unlikely(split_tlb))
- pitlb(addr);
- purge_tlb_end(flags);
+ purge_tlb_entries(vma->vm_mm, addr);
}
#endif
--
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