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Remove useless cache operations.

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This commit is contained in:
cognet 2013-07-29 21:32:57 +00:00
parent 6ba1371c40
commit 6d9b5a01f1
1 changed files with 0 additions and 5 deletions
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5
sys/arm/arm/busdma_machdep-v6.c
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@ -1197,11 +1197,6 @@ _bus_dmamap_sync(bus_dma_tag_t dmat, bus_dmamap_t map, bus_dmasync_op_t op)
}
if (op & BUS_DMASYNC_POSTREAD) {
cpu_dcache_inv_range((vm_offset_t)bpage->vaddr,
bpage->datacount);
l2cache_inv_range((vm_offset_t)bpage->vaddr,
(vm_offset_t)bpage->busaddr,
bpage->datacount);
while (bpage != NULL) {
vm_offset_t startv;
vm_paddr_t startp;