diff options
Diffstat (limited to 'sys/geom/geom_disk.c')
| -rw-r--r-- | sys/geom/geom_disk.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/sys/geom/geom_disk.c b/sys/geom/geom_disk.c index e6a2bcd..6abb492 100644 --- a/sys/geom/geom_disk.c +++ b/sys/geom/geom_disk.c @@ -99,6 +99,24 @@ g_disk_access(struct g_provider *pp, int r, int w, int e) } static void +g_disk_kerneldump(struct bio *bp, struct disk *dp) +{ + int error; + struct g_kerneldump *gkd; + struct dumperinfo di; + + gkd = (struct g_kerneldump*)bp->bio_data; + printf("Kerneldump off=%lld len=%lld\n", gkd->offset, gkd->length); + di.dumper = (dumper_t *)dp->d_devsw->d_dump; + di.priv = dp->d_dev; + di.blocksize = dp->d_label.d_secsize; + di.mediaoffset = gkd->offset; + di.mediasize = gkd->length; + error = set_dumper(&di); + g_io_fail(bp, error); +} + +static void g_disk_done(struct bio *bp) { @@ -148,6 +166,8 @@ g_disk_start(struct bio *bp) break; else if (g_haveattr_off_t(bp, "GEOM::frontstuff", 0)) break; + else if (!strcmp(bp->bio_attribute, "GEOM::kerneldump")) + g_disk_kerneldump(bp, dp); else if (!strcmp(bp->bio_attribute, "GEOM::ioctl") && bp->bio_length == sizeof *gio) { gio = (struct g_ioctl *)bp->bio_data; |
