From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8DD40C76190 for ; Tue, 23 Jul 2019 03:09:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 63C4F2238C for ; Tue, 23 Jul 2019 03:09:14 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="ZL+QTXSx" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387893AbfGWDIn (ORCPT ); Mon, 22 Jul 2019 23:08:43 -0400 Received: from bombadil.infradead.org ([198.137.202.133]:36394 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2387879AbfGWDIm (ORCPT ); Mon, 22 Jul 2019 23:08:42 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From :Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=HeORrwa9si66ZvlpwCeBZYgy7/TGUvA9hOEOdycgqq0=; b=ZL+QTXSxv+/Qdz2k2OodAI8ey5 iJrPDMcrZ/Q7gm3lxFApKTJNcC4k4WnpiJQxhe5YZTiDRQiGTtnWNH76fQ1d3iDb+C0h3BH6xNdGM fLvL7oYU9WPdp8LKuVZJpTVxa4CnOreJU3ZkcLVNnKLEDDl9p4rV8kSciOhmXi+siBUTK8J038wUZ cv5yLPA5zrHP8tNPmWK4mm7lrtpJF7XnP7S8a/alhEu7clNYPx3H2ez5NWY6mnSfcRnuOI4fWyRqN kgXdMgounF4kld04PnMClkKEQ5xofRibRJXgfDk8XA3dGBhK29KDBqU3q89wBg4UZRUf29vehUs5h 5xmdcexg==; Received: from willy by bombadil.infradead.org with local (Exim 4.92 #3 (Red Hat Linux)) id 1hplAJ-00036s-Hr; Tue, 23 Jul 2019 03:08:35 +0000 From: Matthew Wilcox To: davem@davemloft.net Cc: "Matthew Wilcox (Oracle)" , hch@lst.de, netdev@vger.kernel.org Subject: [PATCH v3 5/7] net: Rename skb_frag page to bv_page Date: Mon, 22 Jul 2019 20:08:29 -0700 Message-Id: <20190723030831.11879-6-willy@infradead.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190723030831.11879-1-willy@infradead.org> References: <20190723030831.11879-1-willy@infradead.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: "Matthew Wilcox (Oracle)" One step closer to turning the skb_frag_t into a bio_vec. Signed-off-by: Matthew Wilcox (Oracle) --- include/linux/skbuff.h | 12 +++++------- net/core/skbuff.c | 2 +- 2 files changed, 6 insertions(+), 8 deletions(-) diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index b9dc8b4f24b1..8076e2ba8349 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -311,9 +311,7 @@ extern int sysctl_max_skb_frags; typedef struct skb_frag_struct skb_frag_t; struct skb_frag_struct { - struct { - struct page *p; - } page; + struct page *bv_page; __u32 size; __u32 page_offset; }; @@ -374,7 +372,7 @@ static inline bool skb_frag_must_loop(struct page *p) * skb_frag_foreach_page - loop over pages in a fragment * * @f: skb frag to operate on - * @f_off: offset from start of f->page.p + * @f_off: offset from start of f->bv_page * @f_len: length from f_off to loop over * @p: (temp var) current page * @p_off: (temp var) offset from start of current page, @@ -2084,7 +2082,7 @@ static inline void __skb_fill_page_desc(struct sk_buff *skb, int i, * that not all callers have unique ownership of the page but rely * on page_is_pfmemalloc doing the right thing(tm). */ - frag->page.p = page; + frag->bv_page = page; frag->page_offset = off; skb_frag_size_set(frag, size); @@ -2872,7 +2870,7 @@ static inline void skb_propagate_pfmemalloc(struct page *page, */ static inline struct page *skb_frag_page(const skb_frag_t *frag) { - return frag->page.p; + return frag->bv_page; } /** @@ -2958,7 +2956,7 @@ static inline void *skb_frag_address_safe(const skb_frag_t *frag) */ static inline void __skb_frag_set_page(skb_frag_t *frag, struct page *page) { - frag->page.p = page; + frag->bv_page = page; } /** diff --git a/net/core/skbuff.c b/net/core/skbuff.c index e32081709a0d..0acaf55fc482 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -3364,7 +3364,7 @@ int skb_shift(struct sk_buff *tgt, struct sk_buff *skb, int shiftlen) } else { __skb_frag_ref(fragfrom); - fragto->page = fragfrom->page; + fragto->bv_page = fragfrom->bv_page; fragto->page_offset = fragfrom->page_offset; skb_frag_size_set(fragto, todo); -- 2.20.1