From owner-svn-src-head@freebsd.org Sun Feb 18 08:58:20 2018 Return-Path: Delivered-To: svn-src-head@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 B49A9F206A7; Sun, 18 Feb 2018 08:58:20 +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 TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 642C16C647; Sun, 18 Feb 2018 08:58:20 +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 5F0E618CD; Sun, 18 Feb 2018 08:58:20 +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 w1I8wKlA016910; Sun, 18 Feb 2018 08:58:20 GMT (envelope-from hselasky@FreeBSD.org) Received: (from hselasky@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id w1I8wKrC016909; Sun, 18 Feb 2018 08:58:20 GMT (envelope-from hselasky@FreeBSD.org) Message-Id: <201802180858.w1I8wKrC016909@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: hselasky set sender to hselasky@FreeBSD.org using -f From: Hans Petter Selasky Date: Sun, 18 Feb 2018 08:58:20 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r329513 - head/sys/compat/linuxkpi/common/include/linux X-SVN-Group: head X-SVN-Commit-Author: hselasky X-SVN-Commit-Paths: head/sys/compat/linuxkpi/common/include/linux X-SVN-Commit-Revision: 329513 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 18 Feb 2018 08:58:20 -0000 Author: hselasky Date: Sun Feb 18 08:58:20 2018 New Revision: 329513 URL: https://svnweb.freebsd.org/changeset/base/329513 Log: Implement __GFP_BITS_SHIFT and __GFP_BITS_MASK macros in the LinuxKPI. Add compile time asserts to catch conflicts with native defines. MFC after: 1 week Submitted by: Johannes Lundberg Sponsored by: Mellanox Technologies Sponsored by: Limelight Networks Modified: head/sys/compat/linuxkpi/common/include/linux/gfp.h Modified: head/sys/compat/linuxkpi/common/include/linux/gfp.h ============================================================================== --- head/sys/compat/linuxkpi/common/include/linux/gfp.h Sun Feb 18 08:47:15 2018 (r329512) +++ head/sys/compat/linuxkpi/common/include/linux/gfp.h Sun Feb 18 08:58:20 2018 (r329513) @@ -54,6 +54,8 @@ #define __GFP_NO_KSWAPD 0 #define __GFP_WAIT M_WAITOK #define __GFP_DMA32 (1U << 24) /* LinuxKPI only */ +#define __GFP_BITS_SHIFT 25 +#define __GFP_BITS_MASK ((1 << __GFP_BITS_SHIFT) - 1) #define GFP_NOWAIT M_NOWAIT #define GFP_ATOMIC (M_NOWAIT | M_USE_RESERVE) @@ -66,6 +68,9 @@ #define GFP_DMA32 __GFP_DMA32 #define GFP_TEMPORARY M_NOWAIT #define GFP_NATIVE_MASK (M_NOWAIT | M_WAITOK | M_USE_RESERVE | M_ZERO) + +CTASSERT((__GFP_DMA32 & GFP_NATIVE_MASK) == 0); +CTASSERT((__GFP_BITS_MASK & GFP_NATIVE_MASK) == GFP_NATIVE_MASK); /* * Resolve a page into a virtual address: