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Add a couple more required TLB flushes.

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These should have been part of r264129, they are part of the overall set
of changes that got several weeks of testing.  I must have fumbled them
while merging various patchsets.
This commit is contained in:
ian 2014-04-06 00:17:41 +00:00
parent bde4329af1
commit 33d50c161c
1 changed files with 6 additions and 1 deletions
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7
sys/arm/arm/pmap-v6.c
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@ -853,6 +853,8 @@ pmap_free_l2_bucket(pmap_t pmap, struct l2_bucket *l2b, u_int count)
if (l1pd == (L1_C_DOM(pmap->pm_domain) | L1_TYPE_C)) {
*pl1pd = 0;
PTE_SYNC(pl1pd);
cpu_tlb_flushD_SE((vm_offset_t)ptep);
cpu_cpwait();
}
/*
@ -2147,6 +2149,8 @@ pmap_grow_l2_bucket(pmap_t pmap, vm_offset_t va)
L1_C_PROTO;
PTE_SYNC(pl1pd);
}
cpu_tlb_flushID_SE(va);
cpu_cpwait();
return (l2b);
}
@ -2427,6 +2431,7 @@ pmap_kenter_internal(vm_offset_t va, vm_offset_t pa, int flags)
if (opte == 0)
l2b->l2b_occupancy++;
}
cpu_cpwait();
PDEBUG(1, printf("pmap_kenter: pte = %08x, opte = %08x, npte = %08x\n",
(uint32_t) ptep, opte, *ptep));
@ -4956,10 +4961,10 @@ pmap_advise(pmap_t pmap, vm_offset_t sva, vm_offset_t eva, int advice)
cpu_tlb_flushID_SE(sva);
else if (PTE_BEEN_REFD(opte))
cpu_tlb_flushD_SE(sva);
cpu_cpwait();
}
}
}
cpu_cpwait();
rw_wunlock(&pvh_global_lock);
PMAP_UNLOCK(pmap);
}