From 2d852004321781e79bb7f59bf61603d66000daae Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 5 Dec 2022 17:29:34 +0100 Subject: Merging upstream version 1.37.1. Signed-off-by: Daniel Baumann --- libnetdata/string/string.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) (limited to 'libnetdata/string') diff --git a/libnetdata/string/string.c b/libnetdata/string/string.c index a3f74b4ef..d2db8aab4 100644 --- a/libnetdata/string/string.c +++ b/libnetdata/string/string.c @@ -71,11 +71,12 @@ void string_statistics(size_t *inserts, size_t *deletes, size_t *searches, size_ static inline bool string_entry_check_and_acquire(STRING *se) { REFCOUNT expected, desired, count = 0; + + expected = __atomic_load_n(&se->refcount, __ATOMIC_SEQ_CST); + do { count++; - expected = __atomic_load_n(&se->refcount, __ATOMIC_SEQ_CST); - if(expected <= 0) { // We cannot use this. // The reference counter reached value zero, @@ -85,8 +86,8 @@ static inline bool string_entry_check_and_acquire(STRING *se) { } desired = expected + 1; - } - while(!__atomic_compare_exchange_n(&se->refcount, &expected, desired, false, __ATOMIC_SEQ_CST, __ATOMIC_SEQ_CST)); + + } while(!__atomic_compare_exchange_n(&se->refcount, &expected, desired, false, __ATOMIC_SEQ_CST, __ATOMIC_SEQ_CST)); string_internal_stats_add(spins, count - 1); -- cgit v1.2.3