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repart: simplify stat machine we mostly go through linearly

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Lennart Poettering
2021-11-09 16:25:00 +01:00
parent 184cf99a35
commit ae0613c6c4
1 changed files with 4 additions and 8 deletions
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12
src/partition/repart.c
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@@ -644,6 +644,8 @@ typedef enum GrowPartitionPhase {
/* The third phase: we distribute what remains among the remaining partitions, according to the weights */
PHASE_DISTRIBUTE,
_GROW_PARTITION_PHASE_MAX,
} GrowPartitionPhase;
static int context_grow_partitions_phase(
@@ -779,20 +781,14 @@ static int context_grow_partitions_on_free_area(Context *context, FreeArea *a) {
span += round_up_size(a->after->offset + a->after->current_size, 4096) - a->after->offset;
}
GrowPartitionPhase phase = PHASE_OVERCHARGE;
for (;;) {
for (GrowPartitionPhase phase = 0; phase < _GROW_PARTITION_PHASE_MAX;) {
r = context_grow_partitions_phase(context, a, phase, &span, &weight_sum);
if (r < 0)
return r;
if (r == 0) /* not done yet, re-run this phase */
continue;
if (phase == PHASE_OVERCHARGE)
phase = PHASE_UNDERCHARGE;
else if (phase == PHASE_UNDERCHARGE)
phase = PHASE_DISTRIBUTE;
else if (phase == PHASE_DISTRIBUTE)
break;
phase++; /* got to next phase */
}
/* We still have space left over? Donate to preceding partition if we have one */