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SUNRPC: split SUNPRC PipeFS dentry and private pipe data creation

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This patch is a final step towards to removing PipeFS inode references from
kernel code other than PipeFS itself. It makes all kernel SUNRPC PipeFS users
depends on pipe private data, which state depend on their specific operations,
etc.
This patch completes SUNRPC PipeFS preparations and allows to create pipe
private data and PipeFS dentries independently.
Next step will be making SUNPRC PipeFS dentries allocated by SUNRPC PipeFS
network namespace aware routines.

Signed-off-by: Stanislav Kinsbursky <skinsbursky@parallels.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Stanislav Kinsbursky
2011-12-26 15:44:06 +03:00
committed by Trond Myklebust
parent 9beae4677d
commit c239d83b99
8 changed files with 108 additions and 59 deletions
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2
fs/nfs/blocklayout/blocklayout.h
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@@ -161,7 +161,7 @@ struct bl_msg_hdr {
u16 totallen; /* length of entire message, including hdr itself */
};
extern struct dentry *bl_device_pipe;
extern struct rpc_pipe *bl_device_pipe;
extern wait_queue_head_t bl_wq;
#define BL_DEVICE_UMOUNT 0x0 /* Umount--delete devices */