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| author | Chris Mason <chris.mason@oracle.com> | 2010-04-21 13:09:28 -0700 |
|---|---|---|
| committer | Andy Grover <andy.grover@oracle.com> | 2010-09-08 18:12:27 -0700 |
| commit | c83188dcd76b1f0c17c31b4bbd8de57c634b19f8 (patch) | |
| tree | 1d66c7996693e36d88f9fa7bebcb28281612675d /net/rds/rds.h | |
| parent | 976673ee1b92d939168c8c1fbad3e16c45caa545 (diff) | |
| download | kernel_samsung_aries-c83188dcd76b1f0c17c31b4bbd8de57c634b19f8.zip kernel_samsung_aries-c83188dcd76b1f0c17c31b4bbd8de57c634b19f8.tar.gz kernel_samsung_aries-c83188dcd76b1f0c17c31b4bbd8de57c634b19f8.tar.bz2 | |
rds: per-rm flush_wait waitq
This removes a global waitqueue used to wait for rds messages
and replaces it with a waitqueue inside the rds_message struct.
The global waitqueue turns into a global lock and significantly
bottlenecks operations on large machines.
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'net/rds/rds.h')
| -rw-r--r-- | net/rds/rds.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/net/rds/rds.h b/net/rds/rds.h index b57cb50..c22bd7b 100644 --- a/net/rds/rds.h +++ b/net/rds/rds.h @@ -301,6 +301,8 @@ struct rds_message { * -> rs->rs_lock */ spinlock_t m_rs_lock; + wait_queue_head_t m_flush_wait; + struct rds_sock *m_rs; /* cookie to send to remote, in rds header */ |