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Fix non-working OSD_OP_READ_CHAIN_BITMAP O_o

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This commit is contained in:
Vitaliy Filippov
2024-08-30 01:25:05 +03:00
parent f848c450a4
commit 3cc326500e
2 changed files with 3 additions and 3 deletions
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src/osd/osd_primary_chain.cpp
+2 -2
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@@ -336,8 +336,8 @@ std::vector<osd_chain_read_t> osd_t::collect_chained_read_requests(osd_op_t *cur
for (int chain_pos = 0; chain_pos < op_data->chain_size; chain_pos++)
{
uint8_t *part_bitmap = ((uint8_t*)op_data->snapshot_bitmaps) + chain_pos*stripe_count*clean_entry_bitmap_size;
int start = (cur_op->req.rw.offset - op_data->oid.stripe)/bs_bitmap_granularity;
int end = start + cur_op->req.rw.len/bs_bitmap_granularity;
int start = !cur_op->req.rw.len ? 0 : (cur_op->req.rw.offset - op_data->oid.stripe)/bs_bitmap_granularity;
int end = !cur_op->req.rw.len ? op_data->pg_data_size*clean_entry_bitmap_size : start + cur_op->req.rw.len/bs_bitmap_granularity;
// Skip unneeded part in the beginning
while (start < end && (
((global_bitmap[start>>3] >> (start&7)) & 1) ||