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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4221CC433EF for ; Sat, 4 Jun 2022 00:40:41 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id CBA738D0012; Fri, 3 Jun 2022 20:40:40 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id C1F1F8D000C; Fri, 3 Jun 2022 20:40:40 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id A46C48D0012; Fri, 3 Jun 2022 20:40:40 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0013.hostedemail.com [216.40.44.13]) by kanga.kvack.org (Postfix) with ESMTP id 8C7B08D000C for ; Fri, 3 Jun 2022 20:40:40 -0400 (EDT) Received: from smtpin20.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay12.hostedemail.com (Postfix) with ESMTP id 7331A1210F9 for ; Sat, 4 Jun 2022 00:40:40 +0000 (UTC) X-FDA: 79538697840.20.D826739 Received: from mail-pf1-f202.google.com (mail-pf1-f202.google.com [209.85.210.202]) by imf19.hostedemail.com (Postfix) with ESMTP id 25CEE1A0065 for ; Sat, 4 Jun 2022 00:40:23 +0000 (UTC) Received: by mail-pf1-f202.google.com with SMTP id b20-20020a62a114000000b0050a6280e374so4679119pff.13 for ; Fri, 03 Jun 2022 17:40:39 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=date:in-reply-to:message-id:mime-version:references:subject:from:to :cc; bh=o0SylEh7awYGxWFGOEouAauCV/v/uXC3DP5BH3Hy0kU=; b=p/8PIElgTfxCj8efSuqif7oEnYo55skU4cCSMpeFLKkDExfD841BcbSQhkcaVs8MsT 0h0hYHr9qpXG/a5cePMU7rYSco7g4/3Sp2n+UDlG/LgE3JKIoHBOIvX7OxYkKtuwFLgy X7AaOxYbuCzjJLSwqNx5SCCbyZXHBtxnI7JnODIm/bPHLPP8ptgBwG3S87mEtHhcUGu+ GDz+21ed/as2EsPss/MRC9v9v6OAIbLA45J0kSlV8re/WruaG62H3ygXrhAFGm9KxrQd rgPTfdWTX+3FBgmQa5bYk0J4K34EmHjhTvsFPbYrdfyrPtoupLf50Oye716o3FdMSYnm h3aA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=o0SylEh7awYGxWFGOEouAauCV/v/uXC3DP5BH3Hy0kU=; b=bXiUKEr2U9CEaRlJw2NlGIfaDtzmT7NqkZ/NKsJ9/XQhXhl+IS0tf1K2a0rMcGKtqK cxFxlgk8pWw4r/Lxg1TY06cBAljeHN6HyqUK5R49+LYRg1GyfonbA+FsR+KlLm89tMhk GJtt0fRm+uIcrThrhLfFRKm7S0YsJVd0LWSPUTA2G/0ZY9tUa2gtoKynDPeoQ455KoWG dh9s51lavpBIf8bCSxoXw1oG7OZ5sxIHmD9o4M6OLbO7+tB+8C4AfR+QhXOwNQ4kmaNK A19mnClzhM29BsJK9PKTqew1rnM+Rui9MyP0NwAr1U86XfNucj5C225xlmsivYJWDRQg XXXg== X-Gm-Message-State: AOAM533u3LSibk/64LSnjhoaQxfIVuzpUaWqcjaujxpSPqLoSMeECt6X MtA6ku7mYCqXrGIQg1T9Ijwrporg6KvU X-Google-Smtp-Source: ABdhPJxWmmvZq0iW31CW877Tp3uD+WXphH78F1HRF1STso40tQxBq6ER3wf8Bo+tDc7t4i0ptHFJfRD0Y185 X-Received: from zokeefe3.c.googlers.com ([fda3:e722:ac3:cc00:7f:e700:c0a8:1b6]) (user=zokeefe job=sendgmr) by 2002:a05:6a00:7d6:b0:518:9fa0:7dc with SMTP id n22-20020a056a0007d600b005189fa007dcmr60717624pfu.36.1654303239093; Fri, 03 Jun 2022 17:40:39 -0700 (PDT) Date: Fri, 3 Jun 2022 17:40:04 -0700 In-Reply-To: <20220604004004.954674-1-zokeefe@google.com> Message-Id: <20220604004004.954674-16-zokeefe@google.com> Mime-Version: 1.0 References: <20220604004004.954674-1-zokeefe@google.com> X-Mailer: git-send-email 2.36.1.255.ge46751e96f-goog Subject: [PATCH v6 15/15] tools headers uapi: add MADV_COLLAPSE madvise mode to tools From: "Zach O'Keefe" To: Alex Shi , David Hildenbrand , David Rientjes , Matthew Wilcox , Michal Hocko , Pasha Tatashin , Peter Xu , Rongwei Wang , SeongJae Park , Song Liu , Vlastimil Babka , Yang Shi , Zi Yan , linux-mm@kvack.org Cc: Andrea Arcangeli , Andrew Morton , Arnd Bergmann , Axel Rasmussen , Chris Kennelly , Chris Zankel , Helge Deller , Hugh Dickins , Ivan Kokshaysky , "James E.J. Bottomley" , Jens Axboe , "Kirill A. Shutemov" , Matt Turner , Max Filippov , Miaohe Lin , Minchan Kim , Patrick Xia , Pavel Begunkov , Thomas Bogendoerfer , "Zach O'Keefe" Content-Type: text/plain; charset="UTF-8" X-Stat-Signature: prz5i1fud19ua1d6dpkdyxu1d13zzcbk X-Rspam-User: Authentication-Results: imf19.hostedemail.com; dkim=pass header.d=google.com header.s=20210112 header.b="p/8PIElg"; spf=pass (imf19.hostedemail.com: domain of 3B6qaYgcKCOAbQMGGHGIQQING.EQONKPWZ-OOMXCEM.QTI@flex--zokeefe.bounces.google.com designates 209.85.210.202 as permitted sender) smtp.mailfrom=3B6qaYgcKCOAbQMGGHGIQQING.EQONKPWZ-OOMXCEM.QTI@flex--zokeefe.bounces.google.com; dmarc=pass (policy=reject) header.from=google.com X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: 25CEE1A0065 X-HE-Tag: 1654303223-603728 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Tools able to translate MADV_COLLAPSE advice to human readable string: $ tools/perf/trace/beauty/madvise_behavior.sh static const char *madvise_advices[] = { [0] = "NORMAL", [1] = "RANDOM", [2] = "SEQUENTIAL", [3] = "WILLNEED", [4] = "DONTNEED", [8] = "FREE", [9] = "REMOVE", [10] = "DONTFORK", [11] = "DOFORK", [12] = "MERGEABLE", [13] = "UNMERGEABLE", [14] = "HUGEPAGE", [15] = "NOHUGEPAGE", [16] = "DONTDUMP", [17] = "DODUMP", [18] = "WIPEONFORK", [19] = "KEEPONFORK", [20] = "COLD", [21] = "PAGEOUT", [22] = "POPULATE_READ", [23] = "POPULATE_WRITE", [24] = "DONTNEED_LOCKED", [25] = "COLLAPSE", [100] = "HWPOISON", [101] = "SOFT_OFFLINE", }; Signed-off-by: Zach O'Keefe --- tools/include/uapi/asm-generic/mman-common.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/tools/include/uapi/asm-generic/mman-common.h b/tools/include/uapi/asm-generic/mman-common.h index 6c1aa92a92e4..6ce1f1ceb432 100644 --- a/tools/include/uapi/asm-generic/mman-common.h +++ b/tools/include/uapi/asm-generic/mman-common.h @@ -77,6 +77,8 @@ #define MADV_DONTNEED_LOCKED 24 /* like DONTNEED, but drop locked pages too */ +#define MADV_COLLAPSE 25 /* Synchronous hugepage collapse */ + /* compatibility flags */ #define MAP_FILE 0 -- 2.36.1.255.ge46751e96f-goog