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authorIngo Molnar <mingo@kernel.org>2020-03-21 09:23:40 +0100
committerIngo Molnar <mingo@kernel.org>2020-03-21 09:24:41 +0100
commita4654e9bde4ecedb4921e6c8fe2088114bdff1b3 (patch)
tree1b9970b520d7bc7176cc9460fe67f210be5ea181 /include/linux/backing-dev.h
parent7add7875a8eb4ffe5eddaf8a11e409c9e1b6e3f3 (diff)
parente4160b2e4b02377c67f8ecd05786811598f39acd (diff)
downloadcachepc-linux-a4654e9bde4ecedb4921e6c8fe2088114bdff1b3.tar.gz
cachepc-linux-a4654e9bde4ecedb4921e6c8fe2088114bdff1b3.zip
Merge branch 'x86/kdump' into locking/kcsan, to resolve conflicts
Conflicts: arch/x86/purgatory/Makefile Signed-off-by: Ingo Molnar <mingo@kernel.org>
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 */