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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2020-06-06 10:45:37 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2020-06-06 10:45:37 -0700
commit8dd06ef34b6e2f41b29fbf5fc1663780f2524285 (patch)
treed59152f37ea7b36c3cf1778e20b85239f89c4e77 /include/linux/backing-dev.h
parent642aa86eaf8f1e6fe894f20fd7f12f0db52ee03c (diff)
parentd0ac7079d5fcaaaf3eb99c197a08ac1b399754f4 (diff)
downloadcachepc-linux-8dd06ef34b6e2f41b29fbf5fc1663780f2524285.tar.gz
cachepc-linux-8dd06ef34b6e2f41b29fbf5fc1663780f2524285.zip
Merge branch 'next' into for-linus
Prepare input updates for 5.8 merge window.
Diffstat (limited to 'include/linux/backing-dev.h')
-rw-r--r--include/linux/backing-dev.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h
index 97967ce06de3..f88197c1ffc2 100644
--- a/include/linux/backing-dev.h
+++ b/include/linux/backing-dev.h
@@ -13,6 +13,7 @@
#include <linux/fs.h>
#include <linux/sched.h>
#include <linux/blkdev.h>
+#include <linux/device.h>
#include <linux/writeback.h>
#include <linux/blk-cgroup.h>
#include <linux/backing-dev-defs.h>
@@ -504,4 +505,13 @@ static inline int bdi_rw_congested(struct backing_dev_info *bdi)
(1 << WB_async_congested));
}
+extern const char *bdi_unknown_name;
+
+static inline const char *bdi_dev_name(struct backing_dev_info *bdi)
+{
+ if (!bdi || !bdi->dev)
+ return bdi_unknown_name;
+ return dev_name(bdi->dev);
+}
+
#endif /* _LINUX_BACKING_DEV_H */