From: Ross Zwisler <ross.zwisler@linux.intel.com>
To: linux-kernel@vger.kernel.org
Cc: Ross Zwisler <ross.zwisler@linux.intel.com>,
Dan Williams <dan.j.williams@intel.com>,
Dave Jiang <dave.jiang@intel.com>,
linux-nvdimm@lists.01.org
Subject: [PATCH v3 1/4] pmem, libnvdimm: complete REQ_FLUSH => REQ_PREFLUSH
Date: Wed, 6 Jun 2018 10:45:12 -0600 [thread overview]
Message-ID: <20180606164515.25677-1-ross.zwisler@linux.intel.com> (raw)
Complete the move from REQ_FLUSH to REQ_PREFLUSH that apparently started
way back in v4.8.
Signed-off-by: Ross Zwisler <ross.zwisler@linux.intel.com>
---
drivers/nvdimm/pmem.c | 7 +------
1 file changed, 1 insertion(+), 6 deletions(-)
diff --git a/drivers/nvdimm/pmem.c b/drivers/nvdimm/pmem.c
index 9d714926ecf5..252adfab1e47 100644
--- a/drivers/nvdimm/pmem.c
+++ b/drivers/nvdimm/pmem.c
@@ -164,11 +164,6 @@ static blk_status_t pmem_do_bvec(struct pmem_device *pmem, struct page *page,
return rc;
}
-/* account for REQ_FLUSH rename, replace with REQ_PREFLUSH after v4.8-rc1 */
-#ifndef REQ_FLUSH
-#define REQ_FLUSH REQ_PREFLUSH
-#endif
-
static blk_qc_t pmem_make_request(struct request_queue *q, struct bio *bio)
{
blk_status_t rc = 0;
@@ -179,7 +174,7 @@ static blk_qc_t pmem_make_request(struct request_queue *q, struct bio *bio)
struct pmem_device *pmem = q->queuedata;
struct nd_region *nd_region = to_region(pmem);
- if (bio->bi_opf & REQ_FLUSH)
+ if (bio->bi_opf & REQ_PREFLUSH)
nvdimm_flush(nd_region);
do_acct = nd_iostat_start(bio, &start);
--
2.14.4
next reply other threads:[~2018-06-06 16:45 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-06 16:45 Ross Zwisler [this message]
2018-06-06 16:45 ` [PATCH v3 2/4] libnvdimm: unconditionally deep flush on *sync Ross Zwisler
2018-06-06 17:57 ` Dan Williams
2018-06-06 18:16 ` Ross Zwisler
2018-06-06 18:36 ` Dan Williams
2018-06-06 16:45 ` [PATCH v3 3/4] libnvdimm: use dax_write_cache* helpers Ross Zwisler
2018-06-06 16:45 ` [PATCH v3 4/4] libnvdimm: don't flush power-fail protected CPU caches Ross Zwisler
2018-06-06 17:49 ` [PATCH v3 1/4] pmem, libnvdimm: complete REQ_FLUSH => REQ_PREFLUSH Dan Williams
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