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FFI: Drop finalizer table rehash after GC cycle.

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Reported by Sergey Kaplun. #1247
This commit is contained in:
Mike Pall 2024-08-19 20:00:21 +02:00
parent fb5e1c9f0d
commit fb22d0f80f
2 changed files with 1 additions and 8 deletions
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7
src/lj_gc.c
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@ -554,7 +554,6 @@ static void gc_finalize(lua_State *L)
setcdataV(L, &tmp, gco2cd(o));
tv = lj_tab_set(L, tabref(g->gcroot[GCROOT_FFI_FIN]), &tmp);
if (!tvisnil(tv)) {
g->gc.nocdatafin = 0;
copyTV(L, &tmp, tv);
setnilV(tv); /* Clear entry in finalizer table. */
gc_call_finalizer(g, L, &tmp, o);
@ -689,9 +688,6 @@ static size_t gc_onestep(lua_State *L)
lj_str_resize(L, g->str.mask >> 1); /* Shrink string table. */
if (gcref(g->gc.mmudata)) { /* Need any finalizations? */
g->gc.state = GCSfinalize;
#if LJ_HASFFI
g->gc.nocdatafin = 1;
#endif
} else { /* Otherwise skip this phase to help the JIT. */
g->gc.state = GCSpause; /* End of GC cycle. */
g->gc.debt = 0;
@ -711,9 +707,6 @@ static size_t gc_onestep(lua_State *L)
g->gc.estimate -= GCFINALIZECOST;
return GCFINALIZECOST;
}
#if LJ_HASFFI
if (!g->gc.nocdatafin) lj_tab_rehash(L, tabref(g->gcroot[GCROOT_FFI_FIN]));
#endif
g->gc.state = GCSpause; /* End of GC cycle. */
g->gc.debt = 0;
return 0;

2
src/lj_obj.h
View File

@ -595,7 +595,7 @@ typedef struct GCState {
GCSize threshold; /* Memory threshold. */
uint8_t currentwhite; /* Current white color. */
uint8_t state; /* GC state. */
uint8_t nocdatafin; /* No cdata finalizer called. */
uint8_t unused0;
#if LJ_64
uint8_t lightudnum; /* Number of lightuserdata segments - 1. */
#else