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authorMike Snitzer <snitzer@redhat.com>2016-06-24 23:09:35 +0200
committerMike Snitzer <snitzer@redhat.com>2016-07-21 05:49:50 +0200
commitf8df1fdf18839cb4ef2035310bb9b6ec02025598 (patch)
treeb355c0f0596d6850ba68ca542014c17c2a6181b3 /drivers/md/dm-table.c
parentdm linear: add DAX support (diff)
downloadlinux-f8df1fdf18839cb4ef2035310bb9b6ec02025598.tar.xz
linux-f8df1fdf18839cb4ef2035310bb9b6ec02025598.zip
dm error: add DAX support
Allow the error target to replace an existing DAX-enabled target. Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Diffstat (limited to 'drivers/md/dm-table.c')
-rw-r--r--drivers/md/dm-table.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c
index ee6f37eafbc3..3e407a9cde1f 100644
--- a/drivers/md/dm-table.c
+++ b/drivers/md/dm-table.c
@@ -922,7 +922,8 @@ static int dm_table_determine_type(struct dm_table *t)
if (bio_based) {
/* We must use this table as bio-based */
t->type = DM_TYPE_BIO_BASED;
- if (dm_table_supports_dax(t))
+ if (dm_table_supports_dax(t) ||
+ (list_empty(devices) && live_md_type == DM_TYPE_DAX_BIO_BASED))
t->type = DM_TYPE_DAX_BIO_BASED;
return 0;
}