svn commit: r315972 - stable/10/sys/dev/cpuctl

[Konstantin Belousov]

Author: kib
Date: Sun Mar 26 01:10:59 2017
New Revision: 315972
URL: https://svnweb.freebsd.org/changeset/base/315972

Log:
  MFC r315588:
  Update the list of cpudev ioctls which require write access.

Modified:
  stable/10/sys/dev/cpuctl/cpuctl.c
Directory Properties:
  stable/10/   (props changed)

Modified: stable/10/sys/dev/cpuctl/cpuctl.c
==============================================================================
--- stable/10/sys/dev/cpuctl/cpuctl.c	Sun Mar 26 00:59:15 2017	(r315971)
+++ stable/10/sys/dev/cpuctl/cpuctl.c	Sun Mar 26 01:10:59 2017	(r315972)
@@ -155,8 +155,9 @@ cpuctl_ioctl(struct cdev *dev, u_long cm
 		return (ENXIO);
 	}
 	/* Require write flag for "write" requests. */
-	if ((cmd == CPUCTL_WRMSR || cmd == CPUCTL_UPDATE) &&
-	    ((flags & FWRITE) == 0))
+	if ((cmd == CPUCTL_MSRCBIT || cmd == CPUCTL_MSRSBIT ||
+	    cmd == CPUCTL_UPDATE || cmd == CPUCTL_WRMSR) &&
+	    (flags & FWRITE) == 0)
 		return (EPERM);
 	switch (cmd) {
 	case CPUCTL_RDMSR: