numam-spdk/lib/nvme/nvme_uevent.h
Cunyin Chang 06c6d16cf8 nvme: Monitor uevent for device insert and remove
Change-Id: Ib47226d11a77eaa17a4e8a5e3e2c1a02c890f6ae
Signed-off-by: Cunyin Chang <cunyin.chang@intel.com>
2016-11-30 14:27:43 -07:00

60 lines
2.1 KiB
C

/*-
* BSD LICENSE
*
* Copyright (c) Intel Corporation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/** \file
* SPDK uevent
*/
#include "spdk/env.h"
#ifndef SPDK_UEVENT_H_
#define SPDK_UEVENT_H_
#define SPDK_NVME_UEVENT_SUBSYSTEM_UIO 1
enum spdk_nvme_uevent_action {
SPDK_NVME_UEVENT_ADD = 0,
SPDK_NVME_UEVENT_REMOVE = 1,
};
struct spdk_uevent {
enum spdk_nvme_uevent_action action;
int subsystem;
struct spdk_pci_addr pci_addr;
};
int spdk_uevent_connect(void);
int spdk_get_uevent(int fd, struct spdk_uevent *uevent);
#endif /* SPDK_UEVENT_H_ */