From patchwork Wed Oct 2 15:54:37 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Fijalkowski, Maciej" X-Patchwork-Id: 13820004 X-Patchwork-Delegate: bpf@iogearbox.net Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.15]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6CBF52F44; Wed, 2 Oct 2024 15:54:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.15 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727884495; cv=none; b=V1ALDLxwSRRN3j6Md7dngqyAFZnvV3SDMNtykX1oGR/xIki4Mnvrp0dv7U1aWm+HlKhI/KwVatWgeuGk806aDjCIDbj50t8JweXarLq8FYmfEG/Uds6a1VylkmoJ8sFl/0kIfK17P9pce3tjyrS/rFu2iZfs73SGhjrql76nBbE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727884495; c=relaxed/simple; bh=M0eFzAbeu05wcZyMhDWnHB+XrSuD2ZqGD2u/pgG8+Zs=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=h0dCP5llq5WHsy8zTavGYcVrWCYyPsrYCSRqnHsBpk10yzXZ33IzHQeFjcttrOPZ/2rQGwcILWsx3EmYeseyZ1hl2RS2mRIXrf0no9k2Pe7+iw8BmeKqQnboTM2kotPX+FnrecWXp3qJ473uCYw16n0To8L/gwR28sFRWX46Hvs= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=e0TIGicL; arc=none smtp.client-ip=198.175.65.15 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="e0TIGicL" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1727884494; x=1759420494; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=M0eFzAbeu05wcZyMhDWnHB+XrSuD2ZqGD2u/pgG8+Zs=; b=e0TIGicLxV6hEco9t/BQlFMGTCVOM6hhW6r0O43sbTRrLQ2xVIXlt3Y0 wNVm0BVCyNBLBc7K+u18SNo7YgIQGLFN9v8Al2mL3A5N8W1i03PRB9Dqy KBQpmAn6mPeVzwD2kzV6lPjwIh6FGgjSME/0NQ6UR4GKIWAPfFmjUZLES xvPciQo2SSR3ZSEiRTFX+BmNmzSLN8dFsAwOoImTQzdbZYbZvkS7T+GdG HcCfUYCfPfmeGMZKNyh1scmBCwl63cE6HN5nJ78x0Tej3lSEWnNu+pe1W zzcqAa9JqSBBgjqY8v8koEB0YzMWrdHE3pGg3jAmAyhHrpe3xibBfVI4y A==; X-CSE-ConnectionGUID: 6QTQvpD1Qz6bUBogWdiQOA== X-CSE-MsgGUID: 5huInzpqQ3aMwDlF/QVpEw== X-IronPort-AV: E=McAfee;i="6700,10204,11213"; a="30762959" X-IronPort-AV: E=Sophos;i="6.11,172,1725346800"; d="scan'208";a="30762959" Received: from fmviesa006.fm.intel.com ([10.60.135.146]) by orvoesa107.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Oct 2024 08:54:50 -0700 X-CSE-ConnectionGUID: PlNfA9XESqWKYicmAW3b3w== X-CSE-MsgGUID: FTaPft2PR8WGQgD5XPF1tg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.11,172,1725346800"; d="scan'208";a="73628750" Received: from boxer.igk.intel.com ([10.102.20.173]) by fmviesa006.fm.intel.com with ESMTP; 02 Oct 2024 08:54:47 -0700 From: Maciej Fijalkowski To: bpf@vger.kernel.org, ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org Cc: netdev@vger.kernel.org, magnus.karlsson@intel.com, bjorn@kernel.org, maciej.fijalkowski@intel.com Subject: [PATCH bpf-next 2/6] xsk: s/free_list_node/list_node Date: Wed, 2 Oct 2024 17:54:37 +0200 Message-Id: <20241002155441.253956-3-maciej.fijalkowski@intel.com> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20241002155441.253956-1-maciej.fijalkowski@intel.com> References: <20241002155441.253956-1-maciej.fijalkowski@intel.com> Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Patchwork-Delegate: bpf@iogearbox.net Now that free_list_node's purpose is two-folded, make it just a 'list_node'. Signed-off-by: Maciej Fijalkowski --- include/net/xdp_sock_drv.h | 14 +++++++------- include/net/xsk_buff_pool.h | 2 +- net/xdp/xsk.c | 4 ++-- net/xdp/xsk_buff_pool.c | 14 +++++++------- 4 files changed, 17 insertions(+), 17 deletions(-) diff --git a/include/net/xdp_sock_drv.h b/include/net/xdp_sock_drv.h index c897fedf259b..40085afd9160 100644 --- a/include/net/xdp_sock_drv.h +++ b/include/net/xdp_sock_drv.h @@ -126,8 +126,8 @@ static inline void xsk_buff_free(struct xdp_buff *xdp) if (likely(!xdp_buff_has_frags(xdp))) goto out; - list_for_each_entry_safe(pos, tmp, xskb_list, free_list_node) { - list_del(&pos->free_list_node); + list_for_each_entry_safe(pos, tmp, xskb_list, list_node) { + list_del(&pos->list_node); xp_free(pos); } @@ -140,7 +140,7 @@ static inline void xsk_buff_add_frag(struct xdp_buff *xdp) { struct xdp_buff_xsk *frag = container_of(xdp, struct xdp_buff_xsk, xdp); - list_add_tail(&frag->free_list_node, &frag->pool->xskb_list); + list_add_tail(&frag->list_node, &frag->pool->xskb_list); } static inline struct xdp_buff *xsk_buff_get_frag(struct xdp_buff *first) @@ -150,9 +150,9 @@ static inline struct xdp_buff *xsk_buff_get_frag(struct xdp_buff *first) struct xdp_buff_xsk *frag; frag = list_first_entry_or_null(&xskb->pool->xskb_list, - struct xdp_buff_xsk, free_list_node); + struct xdp_buff_xsk, list_node); if (frag) { - list_del(&frag->free_list_node); + list_del(&frag->list_node); ret = &frag->xdp; } @@ -163,7 +163,7 @@ static inline void xsk_buff_del_tail(struct xdp_buff *tail) { struct xdp_buff_xsk *xskb = container_of(tail, struct xdp_buff_xsk, xdp); - list_del(&xskb->xskb_list_node); + list_del(&xskb->list_node); } static inline struct xdp_buff *xsk_buff_get_tail(struct xdp_buff *first) @@ -172,7 +172,7 @@ static inline struct xdp_buff *xsk_buff_get_tail(struct xdp_buff *first) struct xdp_buff_xsk *frag; frag = list_last_entry(&xskb->pool->xskb_list, struct xdp_buff_xsk, - xskb_list_node); + list_node); return &frag->xdp; } diff --git a/include/net/xsk_buff_pool.h b/include/net/xsk_buff_pool.h index aa7f1d0b3a5e..af8b6f776f86 100644 --- a/include/net/xsk_buff_pool.h +++ b/include/net/xsk_buff_pool.h @@ -29,7 +29,7 @@ struct xdp_buff_xsk { dma_addr_t frame_dma; struct xsk_buff_pool *pool; u64 orig_addr; - struct list_head free_list_node; + struct list_head list_node; }; #define XSK_CHECK_PRIV_TYPE(t) BUILD_BUG_ON(sizeof(t) > offsetofend(struct xdp_buff_xsk, cb)) diff --git a/net/xdp/xsk.c b/net/xdp/xsk.c index 9c93064349a8..520023405908 100644 --- a/net/xdp/xsk.c +++ b/net/xdp/xsk.c @@ -171,14 +171,14 @@ static int xsk_rcv_zc(struct xdp_sock *xs, struct xdp_buff *xdp, u32 len) return 0; xskb_list = &xskb->pool->xskb_list; - list_for_each_entry_safe(pos, tmp, xskb_list, free_list_node) { + list_for_each_entry_safe(pos, tmp, xskb_list, list_node) { if (list_is_singular(xskb_list)) contd = 0; len = pos->xdp.data_end - pos->xdp.data; err = __xsk_rcv_zc(xs, pos, len, contd); if (err) goto err; - list_del(&pos->free_list_node); + list_del(&pos->list_node); } return 0; diff --git a/net/xdp/xsk_buff_pool.c b/net/xdp/xsk_buff_pool.c index e5368db7d18e..973557d5e4f7 100644 --- a/net/xdp/xsk_buff_pool.c +++ b/net/xdp/xsk_buff_pool.c @@ -101,7 +101,7 @@ struct xsk_buff_pool *xp_create_and_assign_umem(struct xdp_sock *xs, xskb = &pool->heads[i]; xskb->pool = pool; xskb->xdp.frame_sz = umem->chunk_size - umem->headroom; - INIT_LIST_HEAD(&xskb->free_list_node); + INIT_LIST_HEAD(&xskb->list_node); if (pool->unaligned) pool->free_heads[i] = xskb; else @@ -549,8 +549,8 @@ struct xdp_buff *xp_alloc(struct xsk_buff_pool *pool) } else { pool->free_list_cnt--; xskb = list_first_entry(&pool->free_list, struct xdp_buff_xsk, - free_list_node); - list_del_init(&xskb->free_list_node); + list_node); + list_del_init(&xskb->list_node); } xskb->xdp.data = xskb->xdp.data_hard_start + XDP_PACKET_HEADROOM; @@ -616,8 +616,8 @@ static u32 xp_alloc_reused(struct xsk_buff_pool *pool, struct xdp_buff **xdp, u3 i = nb_entries; while (i--) { - xskb = list_first_entry(&pool->free_list, struct xdp_buff_xsk, free_list_node); - list_del_init(&xskb->free_list_node); + xskb = list_first_entry(&pool->free_list, struct xdp_buff_xsk, list_node); + list_del_init(&xskb->list_node); *xdp = &xskb->xdp; xdp++; @@ -687,11 +687,11 @@ EXPORT_SYMBOL(xp_can_alloc); void xp_free(struct xdp_buff_xsk *xskb) { - if (!list_empty(&xskb->free_list_node)) + if (!list_empty(&xskb->list_node)) return; xskb->pool->free_list_cnt++; - list_add(&xskb->free_list_node, &xskb->pool->free_list); + list_add(&xskb->list_node, &xskb->pool->free_list); } EXPORT_SYMBOL(xp_free);