[src/trunk]: src/sys/arch/sparc64/dev Print the warning message if extent_fre...

[nakayama <nakayama%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/fdc7224b57ac
branches:  trunk
changeset: 749773:fdc7224b57ac
user:      nakayama <nakayama%NetBSD.org@localhost>
date:      Mon Dec 07 19:57:34 2009 +0000

description:
Print the warning message if extent_free fails.

diffstat:

 sys/arch/sparc64/dev/iommu.c |  15 ++++++++++-----
 1 files changed, 10 insertions(+), 5 deletions(-)

diffs (60 lines):

diff -r cb450cdf680a -r fdc7224b57ac sys/arch/sparc64/dev/iommu.c
--- a/sys/arch/sparc64/dev/iommu.c      Mon Dec 07 19:45:13 2009 +0000
+++ b/sys/arch/sparc64/dev/iommu.c      Mon Dec 07 19:57:34 2009 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: iommu.c,v 1.94 2009/12/07 11:24:30 nakayama Exp $      */
+/*     $NetBSD: iommu.c,v 1.95 2009/12/07 19:57:34 nakayama Exp $      */
 
 /*
  * Copyright (c) 1999, 2000 Matthew R. Green
@@ -59,7 +59,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: iommu.c,v 1.94 2009/12/07 11:24:30 nakayama Exp $");
+__KERNEL_RCSID(0, "$NetBSD: iommu.c,v 1.95 2009/12/07 19:57:34 nakayama Exp $");
 
 #include "opt_ddb.h"
 
@@ -534,12 +534,14 @@
                        DPRINTF(IDB_INFO, ("iommu_dvmamap_load: "
                            "too many segments %d\n", seg));
                        s = splhigh();
-                       /* How can this fail?  And if it does what can we do? */
                        err = extent_free(is->is_dvmamap,
                            dvmaddr, sgsize, EX_NOWAIT);
                        map->_dm_dvmastart = 0;
                        map->_dm_dvmasize = 0;
                        splx(s);
+                       if (err != 0)
+                               printf("warning: %s: %" PRId64
+                                   " of DVMA space lost\n", __func__, sgsize);
                        return (EFBIG);
                }
                sgstart += len;
@@ -643,7 +645,8 @@
        map->_dm_dvmasize = 0;
        splx(s);
        if (error != 0)
-               printf("warning: %qd of DVMA space lost\n", (long long)sgsize);
+               printf("warning: %s: %" PRId64 " of DVMA space lost\n",
+                   __func__, sgsize);
 
        /* Clear the map */
 }
@@ -929,12 +932,14 @@
 
 fail:
        s = splhigh();
-       /* How can this fail?  And if it does what can we do? */
        err = extent_free(is->is_dvmamap, map->_dm_dvmastart, sgsize,
            EX_NOWAIT);
        map->_dm_dvmastart = 0;
        map->_dm_dvmasize = 0;
        splx(s);
+       if (err != 0)
+               printf("warning: %s: %" PRId64 " of DVMA space lost\n",
+                   __func__, sgsize);
        return (EFBIG);
 }