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[204.195.96.226]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-72f8a7614f4sm4100547b3a.97.2025.01.25.10.40.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 25 Jan 2025 10:40:27 -0800 (PST) From: Stephen Hemminger <stephen@networkplumber.org> To: dev@dpdk.org Cc: Stephen Hemminger <stephen@networkplumber.org> Subject: [PATCH v6 09/15] eventdev: add allocation function attributes Date: Sat, 25 Jan 2025 10:36:43 -0800 Message-ID: <20250125184010.782330-10-stephen@networkplumber.org> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20250125184010.782330-1-stephen@networkplumber.org> References: <20250120180550.198121-1-stephen@networkplumber.org> <20250125184010.782330-1-stephen@networkplumber.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions <dev.dpdk.org> List-Unsubscribe: <https://mails.dpdk.org/options/dev>, <mailto:dev-request@dpdk.org?subject=unsubscribe> List-Archive: <http://mails.dpdk.org/archives/dev/> List-Post: <mailto:dev@dpdk.org> List-Help: <mailto:dev-request@dpdk.org?subject=help> List-Subscribe: <https://mails.dpdk.org/listinfo/dev>, <mailto:dev-request@dpdk.org?subject=subscribe> Errors-To: dev-bounces@dpdk.org Use function attributes to catch cases where eventdev is allocated but not freed correctly. Signed-off-by: Stephen Hemminger <stephen@networkplumber.org> --- lib/eventdev/rte_event_ring.h | 27 ++++++++++++++------------- 1 file changed, 14 insertions(+), 13 deletions(-) diff --git a/lib/eventdev/rte_event_ring.h b/lib/eventdev/rte_event_ring.h index 5769da269e..a8f308e4d6 100644 --- a/lib/eventdev/rte_event_ring.h +++ b/lib/eventdev/rte_event_ring.h @@ -247,7 +247,18 @@ int rte_event_ring_init(struct rte_event_ring *r, const char *name, unsigned int count, unsigned int flags); -/* + +/** + * De-allocate all memory used by the ring. + * + * @param r + * Pointer to ring to created with rte_event_ring_create(). + * If r is NULL, no operation is performed. + */ +void +rte_event_ring_free(struct rte_event_ring *r); + +/** * Create an event ring structure * * This function allocates memory and initializes an event ring inside that @@ -288,8 +299,8 @@ rte_event_ring_init(struct rte_event_ring *r, const char *name, * - ENOMEM - no appropriate memory area found in which to create memzone */ struct rte_event_ring * -rte_event_ring_create(const char *name, unsigned int count, int socket_id, - unsigned int flags); +rte_event_ring_create(const char *name, unsigned int count, int socket_id, unsigned int flags) + __rte_malloc __rte_dealloc(rte_event_ring_free, 1); /** * Search for an event ring based on its name @@ -304,16 +315,6 @@ rte_event_ring_create(const char *name, unsigned int count, int socket_id, struct rte_event_ring * rte_event_ring_lookup(const char *name); -/** - * De-allocate all memory used by the ring. - * - * @param r - * Pointer to ring to created with rte_event_ring_create(). - * If r is NULL, no operation is performed. - */ -void -rte_event_ring_free(struct rte_event_ring *r); - /** * Return the size of the event ring. * -- 2.45.2