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UBI: bugfix: allocate mandatory EBs first

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First allocate the necessary eraseblocks, then the optional ones.
Otherwise it allocates all PEBs for bad EB handling, and fails
on then following EBA LEB allocation.

Reported-by: Adrian Hunter <ext-adrian.hunter@nokia.com>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
This commit is contained in:
Artem Bityutskiy 2007-12-04 21:36:12 +02:00
parent 2362a53ec5
commit 94780d4de2
1 changed files with 9 additions and 9 deletions
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18
drivers/mtd/ubi/eba.c
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@ -1168,6 +1168,15 @@ int ubi_eba_init_scan(struct ubi_device *ubi, struct ubi_scan_info *si)
}
}
if (ubi->avail_pebs < EBA_RESERVED_PEBS) {
ubi_err("no enough physical eraseblocks (%d, need %d)",
ubi->avail_pebs, EBA_RESERVED_PEBS);
err = -ENOSPC;
goto out_free;
}
ubi->avail_pebs -= EBA_RESERVED_PEBS;
ubi->rsvd_pebs += EBA_RESERVED_PEBS;
if (ubi->bad_allowed) {
ubi_calculate_reserved(ubi);
@ -1184,15 +1193,6 @@ int ubi_eba_init_scan(struct ubi_device *ubi, struct ubi_scan_info *si)
ubi->rsvd_pebs += ubi->beb_rsvd_pebs;
}
if (ubi->avail_pebs < EBA_RESERVED_PEBS) {
ubi_err("no enough physical eraseblocks (%d, need %d)",
ubi->avail_pebs, EBA_RESERVED_PEBS);
err = -ENOSPC;
goto out_free;
}
ubi->avail_pebs -= EBA_RESERVED_PEBS;
ubi->rsvd_pebs += EBA_RESERVED_PEBS;
dbg_eba("EBA unit is initialized");
return 0;