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reftable/stack: handle allocation failures in auto compaction

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Handle allocation failures in `reftable_stack_auto_compact()`.

Signed-off-by: Patrick Steinhardt <ps@pks.im>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Patrick Steinhardt 2024-10-02 12:56:11 +02:00 committed by Junio C Hamano
parent 694af039f5
commit 5b67cc6477
1 changed files with 12 additions and 4 deletions
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16
reftable/stack.c
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@ -1518,6 +1518,8 @@ static uint64_t *stack_table_sizes_for_compaction(struct reftable_stack *st)
uint64_t *sizes;
REFTABLE_CALLOC_ARRAY(sizes, st->merged->readers_len);
if (!sizes)
return NULL;
for (size_t i = 0; i < st->merged->readers_len; i++)
sizes[i] = st->readers[i]->size - overhead;
@ -1527,11 +1529,17 @@ static uint64_t *stack_table_sizes_for_compaction(struct reftable_stack *st)
int reftable_stack_auto_compact(struct reftable_stack *st)
{
uint64_t *sizes = stack_table_sizes_for_compaction(st);
struct segment seg =
suggest_compaction_segment(sizes, st->merged->readers_len,
st->opts.auto_compaction_factor);
struct segment seg;
uint64_t *sizes;
sizes = stack_table_sizes_for_compaction(st);
if (!sizes)
return REFTABLE_OUT_OF_MEMORY_ERROR;
seg = suggest_compaction_segment(sizes, st->merged->readers_len,
st->opts.auto_compaction_factor);
reftable_free(sizes);
if (segment_size(&seg) > 0)
return stack_compact_range(st, seg.start, seg.end - 1,
NULL, STACK_COMPACT_RANGE_BEST_EFFORT);