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| author | Sage Weil <sage@newdream.net> | 2010-02-15 12:08:46 -0800 |
|---|---|---|
| committer | Sage Weil <sage@newdream.net> | 2010-02-16 22:01:08 -0800 |
| commit | 44ca18f2682eb1cfbed153849adedb79e3e19790 (patch) | |
| tree | 063dd8382179e65717ec10dc1ffc135950050abd /fs/ceph/mds_client.h | |
| parent | 91e45ce38946a8efa21fefbc65d023ca3c0b434f (diff) | |
| download | op-kernel-dev-44ca18f2682eb1cfbed153849adedb79e3e19790.zip op-kernel-dev-44ca18f2682eb1cfbed153849adedb79e3e19790.tar.gz | |
ceph: use rbtree for mds requests
The rbtree is a more appropriate data structure than a radix_tree. It
avoids extra memory usage and simplifies the code.
It also fixes a bug where the debugfs 'mdsc' file wasn't including the
most recent mds request.
Signed-off-by: Sage Weil <sage@newdream.net>
Diffstat (limited to 'fs/ceph/mds_client.h')
| -rw-r--r-- | fs/ceph/mds_client.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/ceph/mds_client.h b/fs/ceph/mds_client.h index ee71495..98f09cd 100644 --- a/fs/ceph/mds_client.h +++ b/fs/ceph/mds_client.h @@ -6,6 +6,7 @@ #include <linux/list.h> #include <linux/mutex.h> #include <linux/radix-tree.h> +#include <linux/rbtree.h> #include <linux/spinlock.h> #include "types.h" @@ -150,6 +151,7 @@ typedef void (*ceph_mds_request_callback_t) (struct ceph_mds_client *mdsc, */ struct ceph_mds_request { u64 r_tid; /* transaction id */ + struct rb_node r_node; int r_op; /* mds op code */ int r_mds; @@ -249,7 +251,7 @@ struct ceph_mds_client { spinlock_t snap_empty_lock; /* protect snap_empty */ u64 last_tid; /* most recent mds request */ - struct radix_tree_root request_tree; /* pending mds requests */ + struct rb_root request_tree; /* pending mds requests */ struct delayed_work delayed_work; /* delayed work */ unsigned long last_renew_caps; /* last time we renewed our caps */ struct list_head cap_delay_list; /* caps with delayed release */ |
