forked from rpms/glibc
2415b86173
Fix up a Fedora patch to pass the address of the mutex in the mstate instead of the mstate itself. This fizes the Werror warning seen on all non-x86 builds.
168 lines
5.9 KiB
Diff
168 lines
5.9 KiB
Diff
diff -pruN a/malloc/arena.c b/malloc/arena.c
|
|
--- a/malloc/arena.c 2014-01-07 07:07:47.000000000 +0530
|
|
+++ b/malloc/arena.c 2014-01-07 14:11:40.093628218 +0530
|
|
@@ -702,7 +702,7 @@ heap_trim (heap_info *heap, size_t pad)
|
|
if (!prev_inuse (p)) /* consolidate backward */
|
|
{
|
|
p = prev_chunk (p);
|
|
- unlink (p, bck, fwd);
|
|
+ unlink (ar_ptr, p, bck, fwd);
|
|
}
|
|
assert (((unsigned long) ((char *) p + new_size) & (pagesz - 1)) == 0);
|
|
assert (((char *) p + new_size) == ((char *) heap + heap->size));
|
|
diff -pruN a/malloc/hooks.c b/malloc/hooks.c
|
|
--- a/malloc/hooks.c 2014-01-07 07:07:47.000000000 +0530
|
|
+++ b/malloc/hooks.c 2014-01-07 14:12:41.804625603 +0530
|
|
@@ -237,7 +237,9 @@ top_check (void)
|
|
(char *) t + chunksize (t) == mp_.sbrk_base + main_arena.system_mem)))
|
|
return 0;
|
|
|
|
+ mutex_unlock(&main_arena.mutex);
|
|
malloc_printerr (check_action, "malloc: top chunk is corrupt", t);
|
|
+ mutex_lock(&main_arena.mutex);
|
|
|
|
/* Try to set up a new top chunk. */
|
|
brk = MORECORE (0);
|
|
diff -pruN a/malloc/malloc.c b/malloc/malloc.c
|
|
--- a/malloc/malloc.c 2014-01-07 07:07:47.000000000 +0530
|
|
+++ b/malloc/malloc.c 2014-01-07 14:29:53.370581893 +0530
|
|
@@ -1404,11 +1404,15 @@ typedef struct malloc_chunk *mbinptr;
|
|
#define last(b) ((b)->bk)
|
|
|
|
/* Take a chunk off a bin list */
|
|
-#define unlink(P, BK, FD) { \
|
|
+#define unlink(AV, P, BK, FD) { \
|
|
FD = P->fd; \
|
|
BK = P->bk; \
|
|
if (__builtin_expect (FD->bk != P || BK->fd != P, 0)) \
|
|
- malloc_printerr (check_action, "corrupted double-linked list", P); \
|
|
+ { \
|
|
+ mutex_unlock(&(AV)->mutex); \
|
|
+ malloc_printerr (check_action, "corrupted double-linked list", P); \
|
|
+ mutex_lock(&(AV)->mutex); \
|
|
+ } \
|
|
else { \
|
|
FD->bk = BK; \
|
|
BK->fd = FD; \
|
|
@@ -2524,7 +2528,9 @@ sysmalloc (INTERNAL_SIZE_T nb, mstate av
|
|
else if (contiguous (av) && old_size && brk < old_end)
|
|
{
|
|
/* Oops! Someone else killed our space.. Can't touch anything. */
|
|
+ mutex_unlock(&av->mutex);
|
|
malloc_printerr (3, "break adjusted to free malloc space", brk);
|
|
+ mutex_lock(&av->mutex);
|
|
}
|
|
|
|
/*
|
|
@@ -3353,7 +3359,9 @@ _int_malloc (mstate av, size_t bytes)
|
|
{
|
|
errstr = "malloc(): memory corruption (fast)";
|
|
errout:
|
|
+ mutex_unlock(&av->mutex);
|
|
malloc_printerr (check_action, errstr, chunk2mem (victim));
|
|
+ mutex_lock(&av->mutex);
|
|
return NULL;
|
|
}
|
|
check_remalloced_chunk (av, victim, nb);
|
|
@@ -3441,8 +3449,12 @@ _int_malloc (mstate av, size_t bytes)
|
|
bck = victim->bk;
|
|
if (__builtin_expect (victim->size <= 2 * SIZE_SZ, 0)
|
|
|| __builtin_expect (victim->size > av->system_mem, 0))
|
|
- malloc_printerr (check_action, "malloc(): memory corruption",
|
|
- chunk2mem (victim));
|
|
+ {
|
|
+ void *p = chunk2mem(victim);
|
|
+ mutex_unlock(&av->mutex);
|
|
+ malloc_printerr (check_action, "malloc(): memory corruption", p);
|
|
+ mutex_lock(&av->mutex);
|
|
+ }
|
|
size = chunksize (victim);
|
|
|
|
/*
|
|
@@ -3589,7 +3601,7 @@ _int_malloc (mstate av, size_t bytes)
|
|
victim = victim->fd;
|
|
|
|
remainder_size = size - nb;
|
|
- unlink (victim, bck, fwd);
|
|
+ unlink (av, victim, bck, fwd);
|
|
|
|
/* Exhaust */
|
|
if (remainder_size < MINSIZE)
|
|
@@ -3694,7 +3706,7 @@ _int_malloc (mstate av, size_t bytes)
|
|
remainder_size = size - nb;
|
|
|
|
/* unlink */
|
|
- unlink (victim, bck, fwd);
|
|
+ unlink (av, victim, bck, fwd);
|
|
|
|
/* Exhaust */
|
|
if (remainder_size < MINSIZE)
|
|
@@ -3832,9 +3844,11 @@ _int_free (mstate av, mchunkptr p, int h
|
|
{
|
|
errstr = "free(): invalid pointer";
|
|
errout:
|
|
- if (!have_lock && locked)
|
|
+ if (have_lock || locked)
|
|
(void) mutex_unlock (&av->mutex);
|
|
malloc_printerr (check_action, errstr, chunk2mem (p));
|
|
+ if (have_lock)
|
|
+ mutex_lock(&av->mutex);
|
|
return;
|
|
}
|
|
/* We know that each chunk is at least MINSIZE bytes in size or a
|
|
@@ -3981,7 +3995,7 @@ _int_free (mstate av, mchunkptr p, int h
|
|
prevsize = p->prev_size;
|
|
size += prevsize;
|
|
p = chunk_at_offset(p, -((long) prevsize));
|
|
- unlink(p, bck, fwd);
|
|
+ unlink(av, p, bck, fwd);
|
|
}
|
|
|
|
if (nextchunk != av->top) {
|
|
@@ -3990,7 +4004,7 @@ _int_free (mstate av, mchunkptr p, int h
|
|
|
|
/* consolidate forward */
|
|
if (!nextinuse) {
|
|
- unlink(nextchunk, bck, fwd);
|
|
+ unlink(av, nextchunk, bck, fwd);
|
|
size += nextsize;
|
|
} else
|
|
clear_inuse_bit_at_offset(nextchunk, 0);
|
|
@@ -4151,7 +4165,7 @@ static void malloc_consolidate(mstate av
|
|
prevsize = p->prev_size;
|
|
size += prevsize;
|
|
p = chunk_at_offset(p, -((long) prevsize));
|
|
- unlink(p, bck, fwd);
|
|
+ unlink(av, p, bck, fwd);
|
|
}
|
|
|
|
if (nextchunk != av->top) {
|
|
@@ -4159,7 +4173,7 @@ static void malloc_consolidate(mstate av
|
|
|
|
if (!nextinuse) {
|
|
size += nextsize;
|
|
- unlink(nextchunk, bck, fwd);
|
|
+ unlink(av, nextchunk, bck, fwd);
|
|
} else
|
|
clear_inuse_bit_at_offset(nextchunk, 0);
|
|
|
|
@@ -4228,7 +4242,9 @@ _int_realloc(mstate av, mchunkptr oldp,
|
|
{
|
|
errstr = "realloc(): invalid old size";
|
|
errout:
|
|
+ mutex_unlock(&av->mutex);
|
|
malloc_printerr (check_action, errstr, chunk2mem (oldp));
|
|
+ mutex_lock(&av->mutex);
|
|
return NULL;
|
|
}
|
|
|
|
@@ -4274,7 +4290,7 @@ _int_realloc(mstate av, mchunkptr oldp,
|
|
(unsigned long) (nb))
|
|
{
|
|
newp = oldp;
|
|
- unlink (next, bck, fwd);
|
|
+ unlink (av, next, bck, fwd);
|
|
}
|
|
|
|
/* allocate, copy, free */
|