diff options
| -rw-r--r-- | common/dlmalloc.c | 31 | ||||
| -rw-r--r-- | common/malloc_simple.c | 10 | ||||
| -rw-r--r-- | include/malloc.h | 4 | ||||
| -rw-r--r-- | scripts/u-boot.supp | 53 |
4 files changed, 97 insertions, 1 deletions
diff --git a/common/dlmalloc.c b/common/dlmalloc.c index 11729e8c85..f48cd2a333 100644 --- a/common/dlmalloc.c +++ b/common/dlmalloc.c @@ -18,6 +18,7 @@ #include <malloc.h> #include <asm/io.h> +#include <valgrind/memcheck.h> #ifdef DEBUG #if __STD_C @@ -1339,6 +1340,7 @@ Void_t* mALLOc(bytes) size_t bytes; unlink(victim, bck, fwd); set_inuse_bit_at_offset(victim, victim_size); check_malloced_chunk(victim, nb); + VALGRIND_MALLOCLIKE_BLOCK(chunk2mem(victim), bytes, SIZE_SZ, false); return chunk2mem(victim); } @@ -1366,6 +1368,7 @@ Void_t* mALLOc(bytes) size_t bytes; unlink(victim, bck, fwd); set_inuse_bit_at_offset(victim, victim_size); check_malloced_chunk(victim, nb); + VALGRIND_MALLOCLIKE_BLOCK(chunk2mem(victim), bytes, SIZE_SZ, false); return chunk2mem(victim); } } @@ -1389,6 +1392,7 @@ Void_t* mALLOc(bytes) size_t bytes; set_head(remainder, remainder_size | PREV_INUSE); set_foot(remainder, remainder_size); check_malloced_chunk(victim, nb); + VALGRIND_MALLOCLIKE_BLOCK(chunk2mem(victim), bytes, SIZE_SZ, false); return chunk2mem(victim); } @@ -1398,6 +1402,7 @@ Void_t* mALLOc(bytes) size_t bytes; { set_inuse_bit_at_offset(victim, victim_size); check_malloced_chunk(victim, nb); + VALGRIND_MALLOCLIKE_BLOCK(chunk2mem(victim), bytes, SIZE_SZ, false); return chunk2mem(victim); } @@ -1453,6 +1458,7 @@ Void_t* mALLOc(bytes) size_t bytes; set_head(remainder, remainder_size | PREV_INUSE); set_foot(remainder, remainder_size); check_malloced_chunk(victim, nb); + VALGRIND_MALLOCLIKE_BLOCK(chunk2mem(victim), bytes, SIZE_SZ, false); return chunk2mem(victim); } @@ -1461,6 +1467,7 @@ Void_t* mALLOc(bytes) size_t bytes; set_inuse_bit_at_offset(victim, victim_size); unlink(victim, bck, fwd); check_malloced_chunk(victim, nb); + VALGRIND_MALLOCLIKE_BLOCK(chunk2mem(victim), bytes, SIZE_SZ, false); return chunk2mem(victim); } @@ -1509,6 +1516,7 @@ Void_t* mALLOc(bytes) size_t bytes; /* If big and would otherwise need to extend, try to use mmap instead */ if ((unsigned long)nb >= (unsigned long)mmap_threshold && (victim = mmap_chunk(nb))) + VALGRIND_MALLOCLIKE_BLOCK(chunk2mem(victim), bytes, SIZE_SZ, false); return chunk2mem(victim); #endif @@ -1523,6 +1531,7 @@ Void_t* mALLOc(bytes) size_t bytes; top = chunk_at_offset(victim, nb); set_head(top, remainder_size | PREV_INUSE); check_malloced_chunk(victim, nb); + VALGRIND_MALLOCLIKE_BLOCK(chunk2mem(victim), bytes, SIZE_SZ, false); return chunk2mem(victim); } @@ -1571,8 +1580,10 @@ void fREe(mem) Void_t* mem; #if CONFIG_VAL(SYS_MALLOC_F_LEN) /* free() is a no-op - all the memory will be freed on relocation */ - if (!(gd->flags & GD_FLG_FULL_MALLOC_INIT)) + if (!(gd->flags & GD_FLG_FULL_MALLOC_INIT)) { + VALGRIND_FREELIKE_BLOCK(mem, SIZE_SZ); return; + } #endif if (mem == NULL) /* free(0) has no effect */ @@ -1594,6 +1605,7 @@ void fREe(mem) Void_t* mem; sz = hd & ~PREV_INUSE; next = chunk_at_offset(p, sz); nextsz = chunksize(next); + VALGRIND_FREELIKE_BLOCK(mem, SIZE_SZ); if (next == top) /* merge with top */ { @@ -1782,6 +1794,8 @@ Void_t* rEALLOc(oldmem, bytes) Void_t* oldmem; size_t bytes; top = chunk_at_offset(oldp, nb); set_head(top, (newsize - nb) | PREV_INUSE); set_head_size(oldp, nb); + VALGRIND_RESIZEINPLACE_BLOCK(chunk2mem(oldp), 0, bytes, SIZE_SZ); + VALGRIND_MAKE_MEM_DEFINED(chunk2mem(oldp), bytes); return chunk2mem(oldp); } } @@ -1791,6 +1805,8 @@ Void_t* rEALLOc(oldmem, bytes) Void_t* oldmem; size_t bytes; { unlink(next, bck, fwd); newsize += nextsize; + VALGRIND_RESIZEINPLACE_BLOCK(chunk2mem(oldp), 0, bytes, SIZE_SZ); + VALGRIND_MAKE_MEM_DEFINED(chunk2mem(oldp), bytes); goto split; } } @@ -1820,10 +1836,12 @@ Void_t* rEALLOc(oldmem, bytes) Void_t* oldmem; size_t bytes; newp = prev; newsize += prevsize + nextsize; newmem = chunk2mem(newp); + VALGRIND_MALLOCLIKE_BLOCK(newmem, bytes, SIZE_SZ, false); MALLOC_COPY(newmem, oldmem, oldsize - SIZE_SZ); top = chunk_at_offset(newp, nb); set_head(top, (newsize - nb) | PREV_INUSE); set_head_size(newp, nb); + VALGRIND_FREELIKE_BLOCK(oldmem, SIZE_SZ); return newmem; } } @@ -1836,6 +1854,7 @@ Void_t* rEALLOc(oldmem, bytes) Void_t* oldmem; size_t bytes; newp = prev; newsize += nextsize + prevsize; newmem = chunk2mem(newp); + VALGRIND_MALLOCLIKE_BLOCK(newmem, bytes, SIZE_SZ, false); MALLOC_COPY(newmem, oldmem, oldsize - SIZE_SZ); goto split; } @@ -1848,6 +1867,7 @@ Void_t* rEALLOc(oldmem, bytes) Void_t* oldmem; size_t bytes; newp = prev; newsize += prevsize; newmem = chunk2mem(newp); + VALGRIND_MALLOCLIKE_BLOCK(newmem, bytes, SIZE_SZ, false); MALLOC_COPY(newmem, oldmem, oldsize - SIZE_SZ); goto split; } @@ -1874,6 +1894,9 @@ Void_t* rEALLOc(oldmem, bytes) Void_t* oldmem; size_t bytes; MALLOC_COPY(newmem, oldmem, oldsize - SIZE_SZ); fREe(oldmem); return newmem; + } else { + VALGRIND_RESIZEINPLACE_BLOCK(oldmem, 0, bytes, SIZE_SZ); + VALGRIND_MAKE_MEM_DEFINED(oldmem, bytes); } @@ -1886,6 +1909,8 @@ Void_t* rEALLOc(oldmem, bytes) Void_t* oldmem; size_t bytes; set_head_size(newp, nb); set_head(remainder, remainder_size | PREV_INUSE); set_inuse_bit_at_offset(remainder, remainder_size); + VALGRIND_MALLOCLIKE_BLOCK(chunk2mem(remainder), remainder_size, SIZE_SZ, + false); fREe(chunk2mem(remainder)); /* let free() deal with it */ } else @@ -2043,6 +2068,7 @@ Void_t* mEMALIGn(alignment, bytes) size_t alignment; size_t bytes; set_head_size(p, leadsize); fREe(chunk2mem(p)); p = newp; + VALGRIND_MALLOCLIKE_BLOCK(chunk2mem(p), bytes, SIZE_SZ, false); assert (newsize >= nb && (((unsigned long)(chunk2mem(p))) % alignment) == 0); } @@ -2056,6 +2082,8 @@ Void_t* mEMALIGn(alignment, bytes) size_t alignment; size_t bytes; remainder = chunk_at_offset(p, nb); set_head(remainder, remainder_size | PREV_INUSE); set_head_size(p, nb); + VALGRIND_MALLOCLIKE_BLOCK(chunk2mem(remainder), remainder_size, SIZE_SZ, + false); fREe(chunk2mem(remainder)); } @@ -2159,6 +2187,7 @@ Void_t* cALLOc(n, elem_size) size_t n; size_t elem_size; #endif MALLOC_ZERO(mem, csz - SIZE_SZ); + VALGRIND_MAKE_MEM_DEFINED(mem, sz); return mem; } } diff --git a/common/malloc_simple.c b/common/malloc_simple.c index 67ee623850..0a004d40e1 100644 --- a/common/malloc_simple.c +++ b/common/malloc_simple.c @@ -13,6 +13,7 @@ #include <mapmem.h> #include <asm/global_data.h> #include <asm/io.h> +#include <valgrind/valgrind.h> DECLARE_GLOBAL_DATA_PTR; @@ -45,6 +46,7 @@ void *malloc_simple(size_t bytes) return ptr; log_debug("%lx\n", (ulong)ptr); + VALGRIND_MALLOCLIKE_BLOCK(ptr, bytes, 0, false); return ptr; } @@ -57,6 +59,7 @@ void *memalign_simple(size_t align, size_t bytes) if (!ptr) return ptr; log_debug("aligned to %lx\n", (ulong)ptr); + VALGRIND_MALLOCLIKE_BLOCK(ptr, bytes, 0, false); return ptr; } @@ -74,6 +77,13 @@ void *calloc(size_t nmemb, size_t elem_size) return ptr; } + +#if IS_ENABLED(CONFIG_VALGRIND) +void free_simple(void *ptr) +{ + VALGRIND_FREELIKE_BLOCK(ptr, 0); +} +#endif #endif void malloc_simple_info(void) diff --git a/include/malloc.h b/include/malloc.h index 1fbaf3755c..e8c8b254c0 100644 --- a/include/malloc.h +++ b/include/malloc.h @@ -887,7 +887,11 @@ void malloc_simple_info(void); #define malloc malloc_simple #define realloc realloc_simple #define memalign memalign_simple +#if IS_ENABLED(CONFIG_VALGRIND) +#define free free_simple +#else static inline void free(void *ptr) {} +#endif void *calloc(size_t nmemb, size_t size); void *realloc_simple(void *ptr, size_t size); #else diff --git a/scripts/u-boot.supp b/scripts/u-boot.supp new file mode 100644 index 0000000000..9562b27a61 --- /dev/null +++ b/scripts/u-boot.supp @@ -0,0 +1,53 @@ +{ + dlmalloc + Memcheck:Addr1 + src:dlmalloc.c +} +{ + dlmalloc + Memcheck:Addr4 + src:dlmalloc.c +} +{ + dlmalloc + Memcheck:Addr8 + src:dlmalloc.c +} +{ + dlmalloc + Memcheck:Addr1 + fun:* + src:dlmalloc.c +} +{ + dlmalloc + Memcheck:Addr4 + fun:* + src:dlmalloc.c +} +{ + dlmalloc + Memcheck:Addr8 + fun:* + src:dlmalloc.c +} +{ + dlmalloc + Memcheck:Value4 + src:dlmalloc.c +} +{ + dlmalloc + Memcheck:Value8 + src:dlmalloc.c +} +{ + dlmalloc + Memcheck:Cond + src:dlmalloc.c +} +{ + dlmalloc + Memcheck:Free + src:dlmalloc.c +} |