From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id A57F046114; Sat, 25 Jan 2025 19:41:23 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 536004066A; Sat, 25 Jan 2025 19:40:38 +0100 (CET) Received: from mail-pl1-f169.google.com (mail-pl1-f169.google.com [209.85.214.169]) by mails.dpdk.org (Postfix) with ESMTP id 1EB6640648 for ; Sat, 25 Jan 2025 19:40:30 +0100 (CET) Received: by mail-pl1-f169.google.com with SMTP id d9443c01a7336-21661be2c2dso54152585ad.1 for ; Sat, 25 Jan 2025 10:40:30 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=networkplumber-org.20230601.gappssmtp.com; s=20230601; t=1737830429; x=1738435229; darn=dpdk.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=xwJ4+cusv1rtbqGcroXfakxMXZ7UrN+ktaEPpm6i4IY=; b=EAK5f7nRVdtUxX1tSDc9o0O4lit9IF9lBu6bK+x3SYAIoXVD8tkvQm/CtAcVEhWSTv Gf0r3T3+5vXsQzTJFNw3yRrLqNzyg0hK1/xdeoR/cyLzskoJeeU81eVDUW2brbxBPDkl oWke6DpTqG2L/uXxtOvwwG9gK7skLmLWPYcXPEZrFJ4Ia3gdnAG9GC6147hmUjaqtDD+ QGm2NA6tbDvtE37M8sBW0wNq1DYRBvFN22r7FIf/eAqgG+g/cyQLaOe2rCy7Z+Xj6PEh rzHDoVYq1yXfJFKFFstJ3d/3ffGDoW+iof8QFih2h909zOByvZ0lbRvlanWAywaG9UAS YgZw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1737830429; x=1738435229; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=xwJ4+cusv1rtbqGcroXfakxMXZ7UrN+ktaEPpm6i4IY=; b=EnuhnZM+iudNS72yOISH1pGjHsMhBITkMED5ea8qpTm/Y3jLqhxIVi4nFZwhh25sBQ 8aOX+xBOtww7FhZXVCHQdvJMcTSU7vJn6uVv7z7pp6x+Kk2gV42CTZ0Gj9CwyIpEUsFE G1Ukvk0JwzyuXNfJXpMaHyrvd6EjQGpkJQxPnty9sW2ukGwq98/kdtPu5r1XV44jHIm+ iNhaGHeIbvw7xHteDKpheVElBVFcThDoqiFCps4T+HC9F22sbyW/ZlMFCUFXq6LGEvsV fkaymHuJqIRBlwFA8fTaw8TlC6dsFy+YAYE+icmbMaHn3keIKi0eYYBRExCvOAt1OH36 AWfw== X-Gm-Message-State: AOJu0YyWl/3Jlg1v/jBrPWpa9HOt99g/BIEAaFAW56+Lna1enl63bFIz tncsePz9NgWR/tKhGo3J94V6/nCx4ZwV/hfm8pIEY8WHnn28iLe2XkAJHlkq0u0KN5jTeHkQCUS + X-Gm-Gg: ASbGnctyWsLZvqZr+p8HPY6pX8GNF+kw2mjILK7vRqOt8tPSApLwNeEf8aXt7ub5ySw YeSbn7fJeBRMCkyPR6Hc46p+ovofW6auJhSn/Q2jG8ahl9zCiB4JMEi86Hqt7pyX16MWRh6Mj+B 9FX0XF9Mbhg7z7REica+uVKKauKE0sapjeGxbgmPGYgMKlx+WAnMmgAwmRtKWEusvdKu++cd5ds Xezc/067VmPFMXsW9oViEGjPrCRhsjfpB/IKeQsFfXCZ8vX2laYaYHfN6Bh+kThGOBteNxaHv+W JxXwdiRUfeRoqhEfokdhanApQDvnek2Afr4cgCTaBT3rT4GnHbha3izXFA== X-Google-Smtp-Source: AGHT+IHv6HbIg3NTaNLbPo8rhTKUNNUOSAEVkQgkImp78oyEtHVdXYP8wCcOtUEkRIIcxIfY/stOsQ== X-Received: by 2002:a05:6a20:b72f:b0:1e6:b2d7:4cf0 with SMTP id adf61e73a8af0-1eb215fb5d5mr42105074637.41.1737830429312; Sat, 25 Jan 2025 10:40:29 -0800 (PST) Received: from hermes.local (204-195-96-226.wavecable.com. [204.195.96.226]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-72f8a7614f4sm4100547b3a.97.2025.01.25.10.40.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 25 Jan 2025 10:40:28 -0800 (PST) From: Stephen Hemminger To: dev@dpdk.org Cc: Stephen Hemminger , Konstantin Ananyev Subject: [PATCH v6 10/15] ring: add allocation function attributes Date: Sat, 25 Jan 2025 10:36:44 -0800 Message-ID: <20250125184010.782330-11-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 List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Use function attributes to catch cases where ring is allocated but not freed correctly. Signed-off-by: Stephen Hemminger Acked-by: Konstantin Ananyev --- lib/ring/rte_ring.h | 23 +++++++++++++---------- 1 file changed, 13 insertions(+), 10 deletions(-) diff --git a/lib/ring/rte_ring.h b/lib/ring/rte_ring.h index 63a71d5871..28bfbde1f1 100644 --- a/lib/ring/rte_ring.h +++ b/lib/ring/rte_ring.h @@ -34,6 +34,7 @@ * for more information. */ +#include #include #include @@ -119,6 +120,16 @@ ssize_t rte_ring_get_memsize(unsigned int count); int rte_ring_init(struct rte_ring *r, const char *name, unsigned int count, unsigned int flags); + +/** + * De-allocate all memory used by the ring. + * + * @param r + * Ring to free. + * If NULL then, the function does nothing. + */ +void rte_ring_free(struct rte_ring *r); + /** * Create a new ring named *name* in memory. * @@ -183,16 +194,8 @@ int rte_ring_init(struct rte_ring *r, const char *name, unsigned int count, * - ENOMEM - no appropriate memory area found in which to create memzone */ struct rte_ring *rte_ring_create(const char *name, unsigned int count, - int socket_id, unsigned int flags); - -/** - * De-allocate all memory used by the ring. - * - * @param r - * Ring to free. - * If NULL then, the function does nothing. - */ -void rte_ring_free(struct rte_ring *r); + int socket_id, unsigned int flags) + __rte_malloc __rte_dealloc(rte_ring_free, 1); /** * Dump the status of the ring to a file. -- 2.45.2