diff options
| author |   Christoph Hellwig <hch@lst.de> | 2021-08-26 15:55:06 +0200 |
|---|---|---|
| committer |   Dan Williams <dan.j.williams@intel.com> | 2021-08-26 16:52:03 -0700 |
| commit | 673a0658f6ac359131a881c0dcf1b91c2500ab9c (patch) | |
| tree | 06b96da7f964db1e4d3f3c7462562fa7f055b281 /drivers/md/dm-table.c | |
| parent | dax: mark dax_get_by_host static (diff) | |
| download | linux-dev-673a0658f6ac359131a881c0dcf1b91c2500ab9c.tar.xz linux-dev-673a0658f6ac359131a881c0dcf1b91c2500ab9c.zip | |
dax: move the dax_read_lock() locking into dax_supported
Move the dax_read_lock/dax_read_unlock pair from the callers into
dax_supported to make it a little easier to use.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dan Williams <dan.j.williams@intel.com>
Link: https://lore.kernel.org/r/20210826135510.6293-6-hch@lst.de
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/md/dm-table.c')
| -rw-r--r-- | drivers/md/dm-table.c | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c index 0543cdf89e92..b53acca37581 100644 --- a/drivers/md/dm-table.c +++ b/drivers/md/dm-table.c @@ -809,14 +809,9 @@ EXPORT_SYMBOL_GPL(dm_table_set_type); int device_not_dax_capable(struct dm_target *ti, struct dm_dev *dev, sector_t start, sector_t len, void *data) { - int blocksize = *(int *) data, id; - bool rc; + int blocksize = *(int *) data; - id = dax_read_lock(); - rc = !dax_supported(dev->dax_dev, dev->bdev, blocksize, start, len); - dax_read_unlock(id); - - return rc; + return !dax_supported(dev->dax_dev, dev->bdev, blocksize, start, len); } /* Check devices support synchronous DAX */ |