From patchwork Wed Nov 27 23:45:42 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joseph Myers X-Patchwork-Id: 36335 Received: (qmail 89346 invoked by alias); 27 Nov 2019 23:45:52 -0000 Mailing-List: contact libc-alpha-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: libc-alpha-owner@sourceware.org Delivered-To: mailing list libc-alpha@sourceware.org Received: (qmail 89334 invoked by uid 89); 27 Nov 2019 23:45:50 -0000 Authentication-Results: sourceware.org; auth=none X-Spam-SWARE-Status: No, score=-14.5 required=5.0 tests=AWL, BAYES_00, GIT_PATCH_0, GIT_PATCH_1, GIT_PATCH_2, GIT_PATCH_3, KAM_NUMSUBJECT, SUBJ_OBFU_PUNCT_FEW autolearn=ham version=3.3.1 spammy=reclaim X-HELO: esa2.mentor.iphmx.com IronPort-SDR: F6ty2j6uDw/Z8wuqbKUS24+Vk0rf18R+dEnnTtWPIHAiOI2KjZUK/aZN/fWSRN9QrQvcF9hA9I oRZNU99ZovZd2FjoV/iNjCiOc0NMgzDD/MhAWLmhkH6k/eXZK+Vh2BipqqApLkeriQrRsAsoZp pY2NBAdwSgDdoVrD9bPZE7Dc1nH0DokYQ4/lnCzIOPWiQXnSDUe2OWUUSU21Lqpt6aKL5SETZj pTCAVGA0bfL3ZSVuUNDNF+mdNZK9rMJRrQEucHosXFBrc6qDflyqe07AXO6xLJY1iYQd+fXj5+ wwM= IronPort-SDR: t//2tH7gc4L7qttjeUgUDfRLZXJg0uL1dwDgR8YKP9mIHmy8EB9wfRfzw67wTL124a8u0ZCPV6 rhSQ1P0dyZYEUOwwc88Cvqsd0w2io0wN2IBJnKwKRq2n7XWkIaEPWAY8xXtOEGcDatu5doNKjN ELLX0NAhzz3aXFxNRtTLiSJ875H75qaovIJeTH0vKe6xfjluP4gCRmT/5SCe/IbWe9yn0bI+lU hWez8kU1bn5TLJrpXlD9xhd3VPTo05I/CyKpX5PyibP367T4YM8pnrxoruHSnuEVM1Z/SC4OlF uTM= Date: Wed, 27 Nov 2019 23:45:42 +0000 From: Joseph Myers To: Subject: Define MADV_COLD and MADV_PAGEOUT from Linux 5.4 Message-ID: User-Agent: Alpine 2.21 (DEB 202 2017-01-01) MIME-Version: 1.0 Return-Path: joseph@codesourcery.com Linux 5.4 adds constants MADV_COLD and MADV_PAGEOUT (defined with the same values on all architectures). This patch adds them to bits/mman-linux.h. Tested for x86_64. diff --git a/sysdeps/unix/sysv/linux/bits/mman-linux.h b/sysdeps/unix/sysv/linux/bits/mman-linux.h index d6755c59d5..c0b11bfe24 100644 --- a/sysdeps/unix/sysv/linux/bits/mman-linux.h +++ b/sysdeps/unix/sysv/linux/bits/mman-linux.h @@ -87,6 +87,8 @@ # define MADV_DODUMP 17 /* Clear the MADV_DONTDUMP flag. */ # define MADV_WIPEONFORK 18 /* Zero memory on fork, child only. */ # define MADV_KEEPONFORK 19 /* Undo MADV_WIPEONFORK. */ +# define MADV_COLD 20 /* Deactivate these pages. */ +# define MADV_PAGEOUT 21 /* Reclaim these pages. */ # define MADV_HWPOISON 100 /* Poison a page for testing. */ #endif