svn commit: r303019 - head/sys/geom

[Sepherosa Ziehau]

Thanks!

On Tue, Jul 19, 2016 at 1:36 PM, Andrey V. Elsukov <ae at freebsd.org> wrote:
> 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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