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| author | ian <ian@FreeBSD.org> | 2014-05-17 21:23:46 +0000 |
|---|---|---|
| committer | ian <ian@FreeBSD.org> | 2014-05-17 21:23:46 +0000 |
| commit | ff070b2a91b64abfa14632c45e90bd7664a7dfcc (patch) | |
| tree | 793742c8941950b42640cc9c79ef5c45d3aa52e1 /sys/arm | |
| parent | a1c815496e846d1fda9e6d89af2b95ec1dbecb13 (diff) | |
| download | FreeBSD-src-ff070b2a91b64abfa14632c45e90bd7664a7dfcc.zip FreeBSD-src-ff070b2a91b64abfa14632c45e90bd7664a7dfcc.tar.gz | |
MFC 264183: Add a couple more required TLB flushes.
Diffstat (limited to 'sys/arm')
| -rw-r--r-- | sys/arm/arm/pmap-v6.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/sys/arm/arm/pmap-v6.c b/sys/arm/arm/pmap-v6.c index 6a90774..3d3c0cf 100644 --- a/sys/arm/arm/pmap-v6.c +++ b/sys/arm/arm/pmap-v6.c @@ -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)); @@ -4958,10 +4963,10 @@ 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); } |
