svn commit: r217262 - head/sys/geom/nop

[Andrey V. Elsukov]

Author: ae
Date: Tue Jan 11 11:42:22 2011
New Revision: 217262
URL: http://svn.freebsd.org/changeset/base/217262

Log:
  Round GNOP provider's mediasize to its sectorsize. This prevents KASSERT
  in g_io_request when geom classes doing tasting.
  
  PR:		kern/147852
  MFC after:	1 week

Modified:
  head/sys/geom/nop/g_nop.c

Modified: head/sys/geom/nop/g_nop.c
==============================================================================
--- head/sys/geom/nop/g_nop.c	Tue Jan 11 11:01:29 2011	(r217261)
+++ head/sys/geom/nop/g_nop.c	Tue Jan 11 11:42:22 2011	(r217262)
@@ -176,6 +176,8 @@ g_nop_create(struct gctl_req *req, struc
 		gctl_error(req, "Invalid secsize for provider %s.", pp->name);
 		return (EINVAL);
 	}
+	if (size % secsize != 0)
+		size -= size % secsize;
 	snprintf(name, sizeof(name), "%s%s", pp->name, G_NOP_SUFFIX);
 	LIST_FOREACH(gp, &mp->geom, geom) {
 		if (strcmp(gp->name, name) == 0) {