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authorDan Williams <dan.j.williams@intel.com>2017-01-26 13:54:35 -0800
committerDan Williams <dan.j.williams@intel.com>2017-04-19 15:14:36 -0700
commit7a2765f6e82063f348ebce78c28eceff741689d4 (patch)
tree17d690228739058196408a54c7414c3b502877e6 /drivers/s390/block/Kconfig
parent1647b9b959c7b1b3c20e8efa2c40529e7dce756a (diff)
downloadblackbird-op-linux-7a2765f6e82063f348ebce78c28eceff741689d4.tar.gz
blackbird-op-linux-7a2765f6e82063f348ebce78c28eceff741689d4.zip
dcssblk: add dax_operations support
Setup a dax_dev to have the same lifetime as the dcssblk block device and add a ->direct_access() method that is equivalent to dcssblk_direct_access(). Once fs/dax.c has been converted to use dax_operations the old dcssblk_direct_access() will be removed. Reported-by: Gerald Schaefer <gerald.schaefer@de.ibm.com> Acked-by: Gerald Schaefer <gerald.schaefer@de.ibm.com> Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/s390/block/Kconfig')
-rw-r--r--drivers/s390/block/Kconfig1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/s390/block/Kconfig b/drivers/s390/block/Kconfig
index 4a3b62326183..0acb8c2f9475 100644
--- a/drivers/s390/block/Kconfig
+++ b/drivers/s390/block/Kconfig
@@ -14,6 +14,7 @@ config BLK_DEV_XPRAM
config DCSSBLK
def_tristate m
+ select DAX
prompt "DCSSBLK support"
depends on S390 && BLOCK
help
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