Author: ae
Date: Thu Aug 8 16:09:20 2013
New Revision: 254095
URL: http://svnweb.freebsd.org/changeset/base/254095
Log:
gpt_entries is used as limit for the number of partition entries in
the GEOM_PART. Instead of just using number of entries from the GPT
header, calculate this limit based on the reserved space between
GPT header and first available LBA.
MFC after: 2 weeks
Modified:
head/sys/geom/part/g_part_gpt.c
Modified: head/sys/geom/part/g_part_gpt.c
==============================================================================
--- head/sys/geom/part/g_part_gpt.c Thu Aug 8 15:59:00 2013
(r254094)
+++ head/sys/geom/part/g_part_gpt.c Thu Aug 8 16:09:20 2013
(r254095)
@@ -916,9 +916,10 @@ g_part_gpt_read(struct g_part_table *bas
basetable->gpt_first = table->hdr->hdr_lba_start;
basetable->gpt_last = table->hdr->hdr_lba_end;
- basetable->gpt_entries = table->hdr->hdr_entries;
+ basetable->gpt_entries = (table->hdr->hdr_lba_start - 2) *
+ pp->sectorsize / table->hdr->hdr_entsz;
- for (index = basetable->gpt_entries - 1; index >= 0; index--) {
+ for (index = table->hdr->hdr_entries - 1; index >= 0; index--) {
if (EQUUID(&tbl[index].ent_type, &gpt_uuid_unused))
continue;
entry = (struct g_part_gpt_entry *)g_part_new_entry(
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