tree d63d80585d197e1ffc299af4a0034049790fb197
parent ab2af1f5005069321c5d130f09cce577b03f43ef
author Dipankar Sarma <dipankar@in.ibm.com> 1126296254 -0700
committer Linus Torvalds <torvalds@g5.osdl.org> 1126299475 -0700

[PATCH] files: lock-free fd look-up

With the use of RCU in files structure, the look-up of files using fds can now
be lock-free.  The lookup is protected by rcu_read_lock()/rcu_read_unlock().
This patch changes the readers to use lock-free lookup.

Signed-off-by: Maneesh Soni <maneesh@in.ibm.com>
Signed-off-by: Ravikiran Thirumalai <kiran_th@gmail.com>
Signed-off-by: Dipankar Sarma <dipankar@in.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>