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4a8d70bfef
Contains prototype for backchannel helper routines.
Signed-off-by: Ricardo Labiaga <ricardo.labiaga@netapp.com>
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
[nfs41: xprt_setup_backchannel v4.0 only inline]
Fix compile error when CONFIG_NFS_V4_1 is not set.
Signed-off-by: Andy Adamson <andros@netapp.com>
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
[Update Copyright notice and fix formatting]
Signed-off-by: Ricardo Labiaga <Ricardo.Labiaga@netapp.com>
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
47 lines
1.7 KiB
C
47 lines
1.7 KiB
C
/******************************************************************************
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(c) 2008 NetApp. All Rights Reserved.
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NetApp provides this source code under the GPL v2 License.
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The GPL v2 license is available at
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http://opensource.org/licenses/gpl-license.php.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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******************************************************************************/
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/*
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* Functions to create and manage the backchannel
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*/
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#ifndef _LINUX_SUNRPC_BC_XPRT_H
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#define _LINUX_SUNRPC_BC_XPRT_H
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#include <linux/sunrpc/svcsock.h>
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#include <linux/sunrpc/xprt.h>
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#ifdef CONFIG_NFS_V4_1
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struct rpc_rqst *xprt_alloc_bc_request(struct rpc_xprt *xprt);
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void xprt_free_bc_request(struct rpc_rqst *req);
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int xprt_setup_backchannel(struct rpc_xprt *, unsigned int min_reqs);
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void xprt_destroy_backchannel(struct rpc_xprt *, int max_reqs);
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#else /* CONFIG_NFS_V4_1 */
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static inline int xprt_setup_backchannel(struct rpc_xprt *xprt,
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unsigned int min_reqs)
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{
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return 0;
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}
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#endif /* CONFIG_NFS_V4_1 */
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#endif /* _LINUX_SUNRPC_BC_XPRT_H */
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