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authorDave Jones <davej@redhat.com>2006-12-12 18:13:32 -0500
committerDave Jones <davej@redhat.com>2006-12-12 18:13:32 -0500
commitf0eef25339f92f7cd4aeea23d9ae97987a5a1e82 (patch)
tree2472e94d39f43a9580a6d2d5d92de0b749023263 /include/linux/backing-dev.h
parent0cfea5dd98205f2fa318836da664a7d7df1afbc1 (diff)
parente1036502e5263851259d147771226161e5ccc85a (diff)
Merge ../linus
Diffstat (limited to 'include/linux/backing-dev.h')
-rw-r--r--include/linux/backing-dev.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h
index f7a1390d67f5..7011d6255593 100644
--- a/include/linux/backing-dev.h
+++ b/include/linux/backing-dev.h
@@ -10,6 +10,8 @@
#include <asm/atomic.h>
+struct page;
+
/*
* Bits in backing_dev_info.state
*/
@@ -88,6 +90,11 @@ static inline int bdi_rw_congested(struct backing_dev_info *bdi)
(1 << BDI_write_congested));
}
+void clear_bdi_congested(struct backing_dev_info *bdi, int rw);
+void set_bdi_congested(struct backing_dev_info *bdi, int rw);
+long congestion_wait(int rw, long timeout);
+void congestion_end(int rw);
+
#define bdi_cap_writeback_dirty(bdi) \
(!((bdi)->capabilities & BDI_CAP_NO_WRITEBACK))