Add catch-all alloc retry probe.

for ChangeLog

	* malloc/arena.c (arena_get_retry): Add memory_arena_retry probe.
	* manual/probes.texi: Document it.

1 files changed, 1 insertions, 0 deletions

diff --git a/malloc/arena.c b/malloc/arena.c
index 89e8b926ae..9ace186f5a 100644
--- a/malloc/arena.c
+++ b/malloc/arena.c
@@ -932,6 +932,7 @@ arena_get2(mstate a_tsd, size_t size, mstate avoid_arena)
 static mstate
 arena_get_retry (mstate ar_ptr, size_t bytes)
 {
+  LIBC_PROBE (memory_arena_retry, 2, bytes, ar_ptr);
   if(ar_ptr != &main_arena) {
     (void)mutex_unlock(&ar_ptr->mutex);
     ar_ptr = &main_arena;