32 lines
925 B
Plaintext
32 lines
925 B
Plaintext
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Allow dmraid to erase ddf metadata properly.
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2 things go wrong:
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1/ when seeking to the anchor, it seeks to far by a factor of 512
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2/ when writing to the anchor, it writes 0 bytes, not 512.
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Signed-off-by: NeilBrown <neilb@suse.de>
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References: bnc#712671
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---
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lib/format/ddf/ddf1.c | 3 ++-
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1 file changed, 2 insertions(+), 1 deletion(-)
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--- 1.0.0.rc16.orig/lib/format/ddf/ddf1.c
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+++ 1.0.0.rc16/lib/format/ddf/ddf1.c
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@@ -536,7 +536,7 @@ try_to_find_ddf1(struct lib_context *lc,
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ddf1_sboffset) || !is_ddf1(lc, di, ddf1))
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goto bad;
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- ddf1->anchor_offset = ddf1_sboffset;
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+ ddf1->anchor_offset = ddf1_sboffset / 512;
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/* Convert endianness */
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ddf1->in_cpu_format = 0;
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@@ -967,6 +967,7 @@ setup_rd(struct lib_context *lc, struct
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ma[i].offset = ddf1->primary->primary_table_lba;
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ma->offset = ddf1->anchor_offset;
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+ ma->size = 512;
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(ma++)->area = &ddf1->anchor;
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(ma++)->area = ddf1->primary;
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