#if PIC
+
+enum { BS = 4096, NB=10 };
+static char __mf_0fn_bufs[NB][BS];
+static unsigned __mf_0fn_bufs_used[NB];
+
+
/* A special bootstrap variant. */
void *
__mf_0fn_malloc (size_t c)
{
- enum foo { BS = 4096, NB=10 };
- static char bufs[NB][BS];
- static unsigned bufs_used[NB];
unsigned i;
for (i=0; i<NB; i++)
{
- if (! bufs_used[i] && c < BS)
+ if (! __mf_0fn_bufs_used[i] && c < BS)
{
- bufs_used[i] = 1;
- return & bufs[i][0];
+ __mf_0fn_bufs_used[i] = 1;
+ return & __mf_0fn_bufs[i][0];
}
}
return NULL;
if (UNLIKELY(buf == NULL))
return;
+#if PIC
+ /* Check whether the given buffer might have come from a
+ __mf_0fn_malloc/calloc call that for whatever reason was not
+ redirected back to __mf_0fn_free. If so, we just ignore the
+ call. */
+ if (UNLIKELY((uintptr_t) buf >= (uintptr_t) __mf_0fn_bufs &&
+ (uintptr_t) buf < ((uintptr_t) __mf_0fn_bufs + sizeof(__mf_0fn_bufs))))
+ {
+ VERBOSE_TRACE ("skipping free of boot (0fn) alloc buffer %p\n", buf);
+ return;
+ }
+#endif
+
LOCKTH ();
if (UNLIKELY(!freeq_initialized))
{