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| author |   Tejun Heo <tj@kernel.org> | 2008-09-24 16:22:23 -0500 |
|---|---|---|
| committer |   Eric Van Hensbergen <ericvh@ericvh-desktop.austin.ibm.com> | 2008-09-24 16:22:23 -0500 |
| commit | 72029fe85d8d060b3f966f2dbc36b3c75b5a6532 (patch) | |
| tree | ef8948240b0aff2a366136a8303afc70e6c84da8 /include/net/9p/9p.h | |
| parent | Linux 2.6.27-rc7 (diff) | |
| download | linux-dev-72029fe85d8d060b3f966f2dbc36b3c75b5a6532.tar.xz linux-dev-72029fe85d8d060b3f966f2dbc36b3c75b5a6532.zip | |
9p: implement proper trans module refcounting and unregistration
9p trans modules aren't refcounted nor were they unregistered
properly. Fix it.
* Add 9p_trans_module->owner and reference the module on each trans
instance creation and put it on destruction.
* Protect v9fs_trans_list with a spinlock. This isn't strictly
necessary as the list is manipulated only during module loading /
unloading but it's a good idea to make the API safe.
* Unregister trans modules when the corresponding module is being
unloaded.
* While at it, kill unnecessary EXPORT_SYMBOL on p9_trans_fd_init().
Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
Diffstat (limited to 'include/net/9p/9p.h')
| -rw-r--r-- | include/net/9p/9p.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/net/9p/9p.h b/include/net/9p/9p.h index b3d3e27c6299..c3626c0ba9d3 100644 --- a/include/net/9p/9p.h +++ b/include/net/9p/9p.h @@ -596,4 +596,5 @@ int p9_idpool_check(int id, struct p9_idpool *p); int p9_error_init(void); int p9_errstr2errno(char *, int); int p9_trans_fd_init(void); +void p9_trans_fd_exit(void); #endif /* NET_9P_H */ |