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authorAlex Shi <alex.shi@linaro.org>2017-03-20 12:03:10 +0800
committerAlex Shi <alex.shi@linaro.org>2017-03-20 12:03:10 +0800
commite0d60977f25c7a33b2acda240a1d121bf0a35deb (patch)
tree4f930533fa1e36e0ec75ee8bcaa82d2320985a2c /drivers/nvdimm/region_devs.c
parent4304568925f8191755da36df5c61abb69db9b1b0 (diff)
parent1c563c0006661025d7a6c9bc85fc889a4e8a1c06 (diff)
downloadlinux-linaro-stable-487a258e90613974c74a58861d18e96645fc4b1a.tar.gz
Merge branch 'linux-linaro-lsk-v4.4' into linux-linaro-lsk-v4.4-androidlsk-v4.4-17.03-android
Diffstat (limited to 'drivers/nvdimm/region_devs.c')
-rw-r--r--drivers/nvdimm/region_devs.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/nvdimm/region_devs.c b/drivers/nvdimm/region_devs.c
index 9521696c9385..dc2e919daa39 100644
--- a/drivers/nvdimm/region_devs.c
+++ b/drivers/nvdimm/region_devs.c
@@ -379,6 +379,15 @@ u64 nd_region_interleave_set_cookie(struct nd_region *nd_region)
return 0;
}
+u64 nd_region_interleave_set_altcookie(struct nd_region *nd_region)
+{
+ struct nd_interleave_set *nd_set = nd_region->nd_set;
+
+ if (nd_set)
+ return nd_set->altcookie;
+ return 0;
+}
+
/*
* Upon successful probe/remove, take/release a reference on the
* associated interleave set (if present), and plant new btt + namespace