Author: ae
Date: Tue Jul 19 05:36:21 2016
New Revision: 303019
URL: https://svnweb.freebsd.org/changeset/base/303019
Log:
Use g_resize_provider() to change the size of GEOM_DISK provider,
when it is being opened. This should fix the possible loss of a resize
event when disk capacity changed.
PR: 211028
Reported by: Dexuan Cui <decui at microsoft dot com>
MFC after: 3 weeks
Modified:
head/sys/geom/geom_disk.c
Modified: head/sys/geom/geom_disk.c
==============================================================================
--- head/sys/geom/geom_disk.c Tue Jul 19 04:56:59 2016 (r303018)
+++ head/sys/geom/geom_disk.c Tue Jul 19 05:36:21 2016 (r303019)
@@ -126,7 +126,6 @@ g_disk_access(struct g_provider *pp, int
if (error != 0)
return (error);
}
- pp->mediasize = dp->d_mediasize;
pp->sectorsize = dp->d_sectorsize;
if (dp->d_maxsize == 0) {
printf("WARNING: Disk drive %s%d has no d_maxsize\n",
@@ -143,6 +142,7 @@ g_disk_access(struct g_provider *pp, int
pp->stripeoffset = dp->d_stripeoffset;
pp->stripesize = dp->d_stripesize;
dp->d_flags |= DISKFLAG_OPEN;
+ g_resize_provider(pp, dp->d_mediasize);
} else if ((pp->acr + pp->acw + pp->ace) > 0 && (r + w + e) == 0) {
if (dp->d_close != NULL) {
error = dp->d_close(dp);
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