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Made memory stats more accurate (real amount and max amount of memory used).

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Also fixed a protection bug which occurred when memory allocation failed.
This commit is contained in:
davidhaas 2003-04-09 20:19:27 +00:00
parent 0bce6f8974
commit 18a215e6a8
1 changed files with 3 additions and 2 deletions
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5
src/core/mem.c
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@ -153,6 +153,7 @@ mem_free(void *rmem)
#ifdef MEM_STATS
++lwip_stats.mem.err;
#endif /* MEM_STATS */
sys_sem_signal(mem_sem);
return;
}
mem = (struct mem *)((u8_t *)rmem - SIZEOF_STRUCT_MEM);
@ -166,7 +167,7 @@ mem_free(void *rmem)
}
#ifdef MEM_STATS
lwip_stats.mem.used -= mem->next - ((u8_t *)mem - ram) - SIZEOF_STRUCT_MEM;
lwip_stats.mem.used -= mem->next - ((u8_t *)mem - ram);
#endif /* MEM_STATS */
plug_holes(mem);
@ -277,7 +278,7 @@ mem_malloc(mem_size_t size)
mem2->used = 0;
mem->used = 1;
#ifdef MEM_STATS
lwip_stats.mem.used += size;
lwip_stats.mem.used += (size + SIZEOF_STRUCT_MEM);
/* if(lwip_stats.mem.max < lwip_stats.mem.used) {
lwip_stats.mem.max = lwip_stats.mem.used;
} */