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dm-integrity: use bvec_virt

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Use bvec_virt instead of open coding it.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20210804095634.460779-6-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2021-08-04 11:56:24 +02:00 committed by Jens Axboe
parent 3a8ba33bd7
commit 964cacfdd3
1 changed files with 2 additions and 2 deletions
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4
drivers/md/dm-integrity.c
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@ -1819,7 +1819,7 @@ again:
unsigned this_len;
BUG_ON(PageHighMem(biv.bv_page));
tag = lowmem_page_address(biv.bv_page) + biv.bv_offset;
tag = bvec_virt(&biv);
this_len = min(biv.bv_len, data_to_process);
r = dm_integrity_rw_tag(ic, tag, &dio->metadata_block, &dio->metadata_offset,
this_len, dio->op == REQ_OP_READ ? TAG_READ : TAG_WRITE);
@ -2006,7 +2006,7 @@ retry_kmap:
unsigned tag_now = min(biv.bv_len, tag_todo);
char *tag_addr;
BUG_ON(PageHighMem(biv.bv_page));
tag_addr = lowmem_page_address(biv.bv_page) + biv.bv_offset;
tag_addr = bvec_virt(&biv);
if (likely(dio->op == REQ_OP_WRITE))
memcpy(tag_ptr, tag_addr, tag_now);
else