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author | David S. Miller <davem@davemloft.net> | 2019-01-27 10:43:17 -0800 |
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committer | David S. Miller <davem@davemloft.net> | 2019-01-27 10:43:17 -0800 |
commit | 1d68101367a92336e633d0c3681bf8c86644e124 (patch) | |
tree | 8fdacef561481c25c71641b8fa91a5dfa0ba7f96 /include/linux/backing-dev-defs.h | |
parent | net: lmc: remove -I. header search path (diff) | |
parent | Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm (diff) | |
download | linux-dev-1d68101367a92336e633d0c3681bf8c86644e124.tar.xz linux-dev-1d68101367a92336e633d0c3681bf8c86644e124.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'include/linux/backing-dev-defs.h')
-rw-r--r-- | include/linux/backing-dev-defs.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/backing-dev-defs.h b/include/linux/backing-dev-defs.h index c31157135598..07e02d6df5ad 100644 --- a/include/linux/backing-dev-defs.h +++ b/include/linux/backing-dev-defs.h @@ -190,6 +190,7 @@ struct backing_dev_info { struct radix_tree_root cgwb_tree; /* radix tree of active cgroup wbs */ struct rb_root cgwb_congested_tree; /* their congested states */ struct mutex cgwb_release_mutex; /* protect shutdown of wb structs */ + struct rw_semaphore wb_switch_rwsem; /* no cgwb switch while syncing */ #else struct bdi_writeback_congested *wb_congested; #endif |