23 lines
978 B
C
23 lines
978 B
C
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#include "free_remote_box.h"
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#include "free_publish_box.h"
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#include "hakmem_tiny.h"
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int tiny_free_remote_box(SuperSlab* ss, int slab_idx, TinySlabMeta* meta, void* ptr, uint32_t my_tid) {
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extern _Atomic uint64_t g_free_remote_box_calls;
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atomic_fetch_add_explicit(&g_free_remote_box_calls, 1, memory_order_relaxed);
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if (!(ss && ss->magic == SUPERSLAB_MAGIC)) return 0;
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if (slab_idx < 0 || slab_idx >= ss_slabs_capacity(ss)) return 0;
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(void)my_tid;
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// BUGFIX: Decrement used BEFORE remote push to maintain visibility consistency
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// Remote push uses memory_order_release, so drainer must see updated used count
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meta->used--;
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int transitioned = ss_remote_push(ss, slab_idx, ptr); // ss_active_dec_one() called inside
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// ss_active_dec_one(ss); // REMOVED: Already called inside ss_remote_push()
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if (transitioned) {
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tiny_free_publish_remote_transition((int)ss->size_class, ss, slab_idx);
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return 1;
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}
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return 0;
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}
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