> From: Mattias Rönnblom [mailto:mattias.ronnb...@ericsson.com]
> Sent: Monday, 11 April 2022 17.16
> 
> Mark the trylock family of spinlock functions with
> __rte_warn_unused_result.
> 
> Acked-by: Bruce Richardson <bruce.richard...@intel.com>
> 
> Signed-off-by: Mattias Rönnblom <mattias.ronnb...@ericsson.com>
> ---
>  lib/eal/include/generic/rte_spinlock.h | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/lib/eal/include/generic/rte_spinlock.h
> b/lib/eal/include/generic/rte_spinlock.h
> index 40fe49d5ad..73ed4bfbdc 100644
> --- a/lib/eal/include/generic/rte_spinlock.h
> +++ b/lib/eal/include/generic/rte_spinlock.h
> @@ -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);
> 
> --
> 2.25.1
> 

Acked-by: Morten Brørup <m...@smartsharesystems.com>

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