svn commit: r305896 - head/sys/compat/linux

[Dmitry Chagin]

Author: dchagin
Date: Sat Sep 17 08:10:01 2016
New Revision: 305896
URL: https://svnweb.freebsd.org/changeset/base/305896

Log:
  Implement BLKSSZGET ioctl for the Linuxulator.
  
  PR:           212700
  Submitted by: Erik Cederstrand
  Reported by:  Erik Cederstrand
  MFC after:    1 week

Modified:
  head/sys/compat/linux/linux_ioctl.c

Modified: head/sys/compat/linux/linux_ioctl.c
==============================================================================
--- head/sys/compat/linux/linux_ioctl.c Sat Sep 17 05:44:57 2016        
(r305895)
+++ head/sys/compat/linux/linux_ioctl.c Sat Sep 17 08:10:01 2016        
(r305896)
@@ -297,6 +297,15 @@ linux_ioctl_disk(struct thread *td, stru
                return (copyout(&sectorsize, (void *)args->arg,
                    sizeof(sectorsize)));
                break;
+       case LINUX_BLKSSZGET:
+               error = fo_ioctl(fp, DIOCGSECTORSIZE,
+                   (caddr_t)&sectorsize, td->td_ucred, td);
+               fdrop(fp, td);
+               if (error)
+                       return (error);
+               return (copyout(&sectorsize, (void *)args->arg,
+                   sizeof(sectorsize)));
+               break;
        }
        fdrop(fp, td);
        return (ENOIOCTL);
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