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fix: only shrink wishlist block span if previous piece is wanted (#7900)

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Yat Ho
2025-12-10 04:01:00 +08:00
committed by GitHub
parent 0979bbcc3f
commit 20161fa044
1 changed files with 4 additions and 1 deletions
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libtransmission/peer-mgr.cc
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@@ -1047,8 +1047,11 @@ tr_block_span_t tr_swarm::WishlistMediator::block_span(tr_piece_index_t piece) c
// Overlapping block spans caused by blocks unaligned to piece boundaries
// might cause redundant block requests to be sent out, so detect it and
// ensure that block spans within the wishlist do not overlap.
if (auto const is_unaligned_piece = tor_.block_loc(span.begin).piece != piece; is_unaligned_piece)
auto const block_begin_piece = tor_.block_loc(span.begin).piece;
if (auto const is_unaligned_piece = block_begin_piece != piece;
is_unaligned_piece && tor_.piece_is_wanted(block_begin_piece))
{
TR_ASSERT(block_begin_piece < piece);
++span.begin;
}