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block: remove rq_flush_dcache_pages

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This function is trivial, and flush_dcache_page is always defined, so
just open code it in the 2.5 callers.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Link: https://lore.kernel.org/r/20211117061404.331732-3-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig
2021-11-17 07:13:55 +01:00
committed by Jens Axboe
parent 79478bf9ea
commit 786d4e01c5
4 changed files with 13 additions and 32 deletions
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10
drivers/mtd/mtd_blkdevs.c
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@@ -46,6 +46,8 @@ static blk_status_t do_blktrans_request(struct mtd_blktrans_ops *tr,
struct mtd_blktrans_dev *dev,
struct request *req)
{
struct req_iterator iter;
struct bio_vec bvec;
unsigned long block, nsect;
char *buf;
@@ -76,13 +78,17 @@ static blk_status_t do_blktrans_request(struct mtd_blktrans_ops *tr,
}
}
kunmap(bio_page(req->bio));
rq_flush_dcache_pages(req);
rq_for_each_segment(bvec, req, iter)
flush_dcache_page(bvec.bv_page);
return BLK_STS_OK;
case REQ_OP_WRITE:
if (!tr->writesect)
return BLK_STS_IOERR;
rq_flush_dcache_pages(req);
rq_for_each_segment(bvec, req, iter)
flush_dcache_page(bvec.bv_page);
buf = kmap(bio_page(req->bio)) + bio_offset(req->bio);
for (; nsect > 0; nsect--, block++, buf += tr->blksize) {
if (tr->writesect(dev, block, buf)) {