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Add diagnostic message about not aligned partitions.

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Idea from:	ivoras
This commit is contained in:
Andrey V. Elsukov 2011-06-03 06:58:24 +00:00
parent a1528c80a5
commit 38c64884ff
1 changed files with 16 additions and 1 deletions
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17
sys/geom/part/g_part.c
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@ -248,6 +248,7 @@ g_part_check_integrity(struct g_part_table *table, struct g_consumer *cp)
{
struct g_part_entry *e1, *e2;
struct g_provider *pp;
off_t offset;
int failed;
failed = 0;
@ -294,6 +295,16 @@ g_part_check_integrity(struct g_part_table *table, struct g_consumer *cp)
(intmax_t)table->gpt_last);
failed++;
}
if (pp->stripesize > 0) {
offset = e1->gpe_start * pp->sectorsize;
if (e1->gpe_offset > offset)
offset = e1->gpe_offset;
if ((offset + pp->stripeoffset) % pp->stripesize) {
DPRINTF("partition %d is not aligned on %u "
"bytes\n", e1->gpe_index, pp->stripesize);
/* Don't treat this as a critical failure */
}
}
e2 = e1;
while ((e2 = LIST_NEXT(e2, gpe_entry)) != NULL) {
if (e2->gpe_deleted || e2->gpe_internal)
@ -723,7 +734,11 @@ g_part_ctl_add(struct gctl_req *req, struct g_part_parms *gpp)
if (gpp->gpp_parms & G_PART_PARM_OUTPUT) {
sb = sbuf_new_auto();
G_PART_FULLNAME(table, entry, sb, gp->name);
sbuf_cat(sb, " added\n");
if (pp->stripesize > 0 && entry->gpe_pp->stripeoffset != 0)
sbuf_printf(sb, " added, but partition is not "
"aligned on %u bytes\n", pp->stripesize);
else
sbuf_cat(sb, " added\n");
sbuf_finish(sb);
gctl_set_param(req, "output", sbuf_data(sb), sbuf_len(sb) + 1);
sbuf_delete(sb);