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Sharpen the saw:

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o  MBR uses 32-bit block numbers. Limit the scheme to 2^32-1
   blocks when the media is larger.
This commit is contained in:
Marcel Moolenaar 2009-03-30 00:53:46 +00:00
parent f5f875ed84
commit 6154e492ec
1 changed files with 2 additions and 2 deletions
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4
sys/geom/part/g_part_mbr.c
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@ -230,7 +230,7 @@ g_part_mbr_create(struct g_part_table *basetable, struct g_part_parms *gpp)
struct g_consumer *cp;
struct g_provider *pp;
struct g_part_mbr_table *table;
uint64_t msize;
uint32_t msize;
pp = gpp->gpp_provider;
cp = LIST_FIRST(&pp->consumers);
@ -238,7 +238,7 @@ g_part_mbr_create(struct g_part_table *basetable, struct g_part_parms *gpp)
if (pp->sectorsize < MBRSIZE)
return (ENOSPC);
msize = pp->mediasize / pp->sectorsize;
msize = MIN(pp->mediasize / pp->sectorsize, 0xffffffff);
basetable->gpt_first = basetable->gpt_sectors;
basetable->gpt_last = msize - (msize % basetable->gpt_sectors) - 1;