[RFC,2/3] eal: emit warning for unused trylock return value
Checks
Commit Message
Mark the trylock family of spinlock functions with
__rte_warn_unused_result.
Signed-off-by: Mattias Rönnblom <mattias.ronnblom@ericsson.com>
---
lib/eal/include/generic/rte_spinlock.h | 4 ++++
1 file changed, 4 insertions(+)
@@ -97,6 +97,7 @@ rte_spinlock_unlock (rte_spinlock_t *sl)
* @return
* 1 if the lock is successfully taken; 0 otherwise.
*/
+__rte_warn_unused_result
static inline int
rte_spinlock_trylock (rte_spinlock_t *sl);
@@ -174,6 +175,7 @@ rte_spinlock_unlock_tm(rte_spinlock_t *sl);
* 1 if the hardware memory transaction is successfully started
* or lock is successfully taken; 0 otherwise.
*/
+__rte_warn_unused_result
static inline int
rte_spinlock_trylock_tm(rte_spinlock_t *sl);
@@ -243,6 +245,7 @@ static inline void rte_spinlock_recursive_unlock(rte_spinlock_recursive_t *slr)
* @return
* 1 if the lock is successfully taken; 0 otherwise.
*/
+__rte_warn_unused_result
static inline int rte_spinlock_recursive_trylock(rte_spinlock_recursive_t *slr)
{
int id = rte_gettid();
@@ -299,6 +302,7 @@ static inline void rte_spinlock_recursive_unlock_tm(
* 1 if the hardware memory transaction is successfully started
* or lock is successfully taken; 0 otherwise.
*/
+__rte_warn_unused_result
static inline int rte_spinlock_recursive_trylock_tm(
rte_spinlock_recursive_t *slr);