diff options
| -rw-r--r-- | drivers/target/target_core_user.c | 20 | ||||
| -rw-r--r-- | include/uapi/linux/target_core_user.h | 8 |
2 files changed, 22 insertions, 6 deletions
diff --git a/drivers/target/target_core_user.c b/drivers/target/target_core_user.c index 7c6475731895..afc1fd6bacaf 100644 --- a/drivers/target/target_core_user.c +++ b/drivers/target/target_core_user.c @@ -1176,7 +1176,8 @@ static int tcmu_release(struct uio_info *info, struct inode *inode) return 0; } -static int tcmu_netlink_event(enum tcmu_genl_cmd cmd, const char *name, int minor) +static int tcmu_netlink_event(enum tcmu_genl_cmd cmd, const char *name, + int minor, int type) { struct sk_buff *skb; void *msg_header; @@ -1198,6 +1199,10 @@ static int tcmu_netlink_event(enum tcmu_genl_cmd cmd, const char *name, int mino if (ret < 0) goto free_skb; + ret = nla_put_u32(skb, TCMU_ATTR_TYPE, type); + if (ret < 0) + goto free_skb; + genlmsg_end(skb, msg_header); ret = genlmsg_multicast_allns(&tcmu_genl_family, skb, 0, @@ -1301,7 +1306,7 @@ static int tcmu_configure_device(struct se_device *dev) kref_get(&udev->kref); ret = tcmu_netlink_event(TCMU_CMD_ADDED_DEVICE, udev->uio_info.name, - udev->uio_info.uio_dev->minor); + udev->uio_info.uio_dev->minor, NO_RECONFIG); if (ret) goto err_netlink; @@ -1383,7 +1388,7 @@ static void tcmu_free_device(struct se_device *dev) if (tcmu_dev_configured(udev)) { tcmu_netlink_event(TCMU_CMD_REMOVED_DEVICE, udev->uio_info.name, - udev->uio_info.uio_dev->minor); + udev->uio_info.uio_dev->minor, NO_RECONFIG); uio_unregister_device(&udev->uio_info); } @@ -1577,7 +1582,8 @@ static ssize_t tcmu_dev_path_store(struct config_item *item, const char *page, if (tcmu_dev_configured(udev)) { ret = tcmu_netlink_event(TCMU_CMD_RECONFIG_DEVICE, udev->uio_info.name, - udev->uio_info.uio_dev->minor); + udev->uio_info.uio_dev->minor, + CONFIG_PATH); if (ret) { pr_err("Unable to reconfigure device\n"); return ret; @@ -1615,7 +1621,8 @@ static ssize_t tcmu_dev_size_store(struct config_item *item, const char *page, if (tcmu_dev_configured(udev)) { ret = tcmu_netlink_event(TCMU_CMD_RECONFIG_DEVICE, udev->uio_info.name, - udev->uio_info.uio_dev->minor); + udev->uio_info.uio_dev->minor, + CONFIG_SIZE); if (ret) { pr_err("Unable to reconfigure device\n"); return ret; @@ -1654,7 +1661,8 @@ static ssize_t tcmu_emulate_write_cache_store(struct config_item *item, if (tcmu_dev_configured(udev)) { ret = tcmu_netlink_event(TCMU_CMD_RECONFIG_DEVICE, udev->uio_info.name, - udev->uio_info.uio_dev->minor); + udev->uio_info.uio_dev->minor, + CONFIG_WRITECACHE); if (ret) { pr_err("Unable to reconfigure device\n"); return ret; diff --git a/include/uapi/linux/target_core_user.h b/include/uapi/linux/target_core_user.h index 403a61faada0..5b00e3500005 100644 --- a/include/uapi/linux/target_core_user.h +++ b/include/uapi/linux/target_core_user.h @@ -139,8 +139,16 @@ enum tcmu_genl_attr { TCMU_ATTR_UNSPEC, TCMU_ATTR_DEVICE, TCMU_ATTR_MINOR, + TCMU_ATTR_TYPE, __TCMU_ATTR_MAX, }; #define TCMU_ATTR_MAX (__TCMU_ATTR_MAX - 1) +enum tcmu_reconfig_types { + NO_RECONFIG, + CONFIG_PATH, + CONFIG_SIZE, + CONFIG_WRITECACHE, +}; + #endif |