Commit 16fc3cef authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Konrad Rzeszutek Wilk
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swiotlb: don't modify orig_addr in swiotlb_tbl_sync_single 



swiotlb_tbl_map_single currently nevers sets a tlb_addr that is not
aligned to the tlb bucket size.  But we're going to add such a case
soon, for which this adjustment would be bogus.

Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Acked-by: default avatarJianxiong Gao <jxgao@google.com>
Tested-by: default avatarJianxiong Gao <jxgao@google.com>
Signed-off-by: default avatarKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>
parent 26a7e094

kernel/dma/swiotlb.c

+0 −1
Original line number Diff line number Diff line
@@ -660,7 +660,6 @@ void swiotlb_tbl_sync_single(struct device *hwdev, phys_addr_t tlb_addr, 


	if (orig_addr == INVALID_PHYS_ADDR)

		return;

	orig_addr += (unsigned long)tlb_addr & (IO_TLB_SIZE - 1);



	switch (target) {

	case SYNC_FOR_CPU: