From d67a428b3b2183cd78d7fca82e8afe2f26387810 Mon Sep 17 00:00:00 2001 From: Dave Barach Date: Sat, 15 Jun 2019 12:46:13 -0400 Subject: vlib: add "memory-trace stats-segment" Type: feature Change-Id: Ie020fd7e2618284a63efbeb9895068f27c0fb9ab Signed-off-by: Dave Barach --- src/vppinfra/dlmalloc.c | 29 +++++++++++++++++++---------- 1 file changed, 19 insertions(+), 10 deletions(-) (limited to 'src/vppinfra/dlmalloc.c') diff --git a/src/vppinfra/dlmalloc.c b/src/vppinfra/dlmalloc.c index 60bd8d55646..524c57b210b 100644 --- a/src/vppinfra/dlmalloc.c +++ b/src/vppinfra/dlmalloc.c @@ -4093,7 +4093,7 @@ void mspace_get_address_and_size (mspace msp, char **addrp, size_t *sizep) { mstate ms; msegment *this_seg; - + ms = (mstate)msp; this_seg = &ms->seg; @@ -4155,9 +4155,18 @@ int mspace_enable_disable_trace (mspace msp, int enable) return (was_enabled); } -void* mspace_get_aligned (mspace msp, +int mspace_is_traced (mspace msp) +{ + mstate ms = (mstate)msp; + + if (use_trace(ms)) + return 1; + return 0; +} + +void* mspace_get_aligned (mspace msp, unsigned long n_user_data_bytes, - unsigned long align, + unsigned long align, unsigned long align_offset) { char *rv; unsigned long searchp; @@ -4165,13 +4174,13 @@ void* mspace_get_aligned (mspace msp, mstate ms = (mstate)msp; /* - * Allocate space for the "Where's Waldo?" pointer + * Allocate space for the "Where's Waldo?" pointer * the base of the dlmalloc object */ n_user_data_bytes += sizeof(unsigned); - /* - * Alignment requests less than the size of an mmx vector are ignored + /* + * Alignment requests less than the size of an mmx vector are ignored */ if (align < sizeof (uword)) { rv = mspace_malloc (msp, n_user_data_bytes); @@ -4181,7 +4190,7 @@ void* mspace_get_aligned (mspace msp, if (use_trace(ms)) { mchunkptr p = mem2chunk(rv); size_t psize = chunksize(p); - + mheap_get_trace ((unsigned long)rv + sizeof (unsigned), psize); } @@ -4196,15 +4205,15 @@ void* mspace_get_aligned (mspace msp, * Alignment requests greater than 4K must be at offset zero, * and must be freed using mspace_free_no_offset - or never freed - * since the "Where's Waldo?" pointer would waste too much space. - * - * Waldo is the address of the chunk of memory returned by mspace_malloc, + * + * Waldo is the address of the chunk of memory returned by mspace_malloc, * which we need later to call mspace_free... */ if (align > 4<<10 || align_offset == ~0UL) { n_user_data_bytes -= sizeof(unsigned); assert(align_offset == 0); rv = internal_memalign(ms, (size_t)align, n_user_data_bytes); - + /* Trace the allocation */ if (rv && use_trace(ms)) { mchunkptr p = mem2chunk(rv); -- cgit 1.2.3-korg