From owner-svn-src-all@freebsd.org Fri Apr 5 11:17:13 2019 Return-Path: Delivered-To: svn-src-all@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id A23891572AF4; Fri, 5 Apr 2019 11:17:13 +0000 (UTC) (envelope-from hselasky@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 461188AE44; Fri, 5 Apr 2019 11:17:13 +0000 (UTC) (envelope-from hselasky@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 20FB7C56D; Fri, 5 Apr 2019 11:17:13 +0000 (UTC) (envelope-from hselasky@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id x35BHC9g002062; Fri, 5 Apr 2019 11:17:12 GMT (envelope-from hselasky@FreeBSD.org) Received: (from hselasky@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id x35BHCYp002061; Fri, 5 Apr 2019 11:17:12 GMT (envelope-from hselasky@FreeBSD.org) Message-Id: <201904051117.x35BHCYp002061@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: hselasky set sender to hselasky@FreeBSD.org using -f From: Hans Petter Selasky Date: Fri, 5 Apr 2019 11:17:12 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org Subject: svn commit: r345921 - stable/12/sys/compat/linuxkpi/common/include/linux X-SVN-Group: stable-12 X-SVN-Commit-Author: hselasky X-SVN-Commit-Paths: stable/12/sys/compat/linuxkpi/common/include/linux X-SVN-Commit-Revision: 345921 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 461188AE44 X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org X-Spamd-Result: default: False [-2.95 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_HAM_MEDIUM(-1.00)[-0.999,0]; NEURAL_HAM_SHORT(-0.96)[-0.956,0]; ASN(0.00)[asn:11403, ipnet:2610:1c1:1::/48, country:US]; NEURAL_HAM_LONG(-1.00)[-1.000,0] X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 05 Apr 2019 11:17:13 -0000 Author: hselasky Date: Fri Apr 5 11:17:12 2019 New Revision: 345921 URL: https://svnweb.freebsd.org/changeset/base/345921 Log: MFC r345097: Implement list_for_each_entry_from_reverse() and list_bulk_move_tail() in the LinuxKPI. Submitted by: Johannes Lundberg Sponsored by: Limelight Networks Sponsored by: Mellanox Technologies Modified: stable/12/sys/compat/linuxkpi/common/include/linux/list.h Directory Properties: stable/12/ (props changed) Modified: stable/12/sys/compat/linuxkpi/common/include/linux/list.h ============================================================================== --- stable/12/sys/compat/linuxkpi/common/include/linux/list.h Fri Apr 5 11:16:06 2019 (r345920) +++ stable/12/sys/compat/linuxkpi/common/include/linux/list.h Fri Apr 5 11:17:12 2019 (r345921) @@ -228,6 +228,10 @@ list_del_init(struct list_head *entry) #define list_for_each_prev(p, h) for (p = (h)->prev; p != (h); p = (p)->prev) +#define list_for_each_entry_from_reverse(p, h, field) \ + for (; &p->field != (h); \ + p = list_prev_entry(p, field)) + static inline void list_add(struct list_head *new, struct list_head *head) { @@ -256,6 +260,18 @@ list_move_tail(struct list_head *entry, struct list_he list_del(entry); list_add_tail(entry, head); +} + +static inline void +list_bulk_move_tail(struct list_head *head, struct list_head *first, + struct list_head *last) +{ + first->prev->next = last->next; + last->next->prev = first->prev; + head->prev->next = first; + first->prev = head->prev; + last->next = head; + head->prev = last; } static inline void