Module: xenomai-3 Branch: wip/rtnet-fixes Commit: 40b9bdc44322b1904812ab022c7c46e446f6f06b URL: http://git.xenomai.org/?p=xenomai-3.git;a=commit;h=40b9bdc44322b1904812ab022c7c46e446f6f06b
Author: Philippe Gerum <r...@xenomai.org> Date: Thu Jan 18 10:37:01 2018 +0100 net/socket: enforce secondary mode for SIOCETHTOOL Assume this feature was originally provided by the regular driver converted to RTNet, which we may want to support thoroughly, including when tapping into the common PHY layer is required. To this end, we need to enter the ioctl handler from secondary mode only, which is not supposed to be an issue since there is no point is expecting ethertool requests to be part of the time-critical code anyway. --- kernel/drivers/net/stack/socket.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/kernel/drivers/net/stack/socket.c b/kernel/drivers/net/stack/socket.c index d7d36d5..1eb1856 100644 --- a/kernel/drivers/net/stack/socket.c +++ b/kernel/drivers/net/stack/socket.c @@ -340,10 +340,12 @@ int rt_socket_if_ioctl(struct rtdm_fd *fd, int request, void __user *arg) break; case SIOCETHTOOL: - if (rtdev->do_ioctl != NULL) - ret = rtdev->do_ioctl(rtdev, request, arg); - else - ret = -EOPNOTSUPP; + if (rtdev->do_ioctl != NULL) { + if (rtdm_in_rt_context()) + return -ENOSYS; + ret = rtdev->do_ioctl(rtdev, request, arg); + } else + ret = -EOPNOTSUPP; break; default: _______________________________________________ Xenomai-git mailing list Xenomai-git@xenomai.org https://xenomai.org/mailman/listinfo/xenomai-git