From nobody Mon Feb 9 17:22:52 2026 Delivered-To: importer@patchew.org Received-SPF: none (zoho.com: 192.237.175.120 is neither permitted nor denied by domain of lists.xenproject.org) client-ip=192.237.175.120; envelope-from=xen-devel-bounces@lists.xenproject.org; helo=lists.xenproject.org; Authentication-Results: mx.zohomail.com; dkim=fail; spf=none (zoho.com: 192.237.175.120 is neither permitted nor denied by domain of lists.xenproject.org) smtp.mailfrom=xen-devel-bounces@lists.xenproject.org; dmarc=fail(p=none dis=none) header.from=gmail.com ARC-Seal: i=1; a=rsa-sha256; t=1564959041; cv=none; d=zoho.com; s=zohoarc; b=geQGhxTsjkWeI68fsJJl02vXGUth4k4zEjSq3bgxStLM2UGJmSMqb/nDEQaTu7g7VOzp1iGKcdUYXFNaJLSyenvE2CXcptW93zCTkfNCJNcY8Mdnd+v7a3TK7hE222efSuVGbhs8rF5s9Locw5MOmctcyhT3ETjCJseO4CoKdGM= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1564959041; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To:ARC-Authentication-Results; bh=k/UF3SNEyRTYbsUR/sQeBAdY22DI+0j/VieFZ6z+S4k=; b=dbCtfsBywP6l63s/j3f1pQ12jYUts/nZsEgpY9kpwsKniwPgbvxIate9FvBGzUASL3lDEkiFKOHYry6x2VA4EHuB/GnqbMLCTZpZevhI63V+TSRQvmmTEU6Cqg8SQWyHQz3lC8+yTRDXzrrCxvavqPl7AgxkgE0d8dYKVXjpjGY= ARC-Authentication-Results: i=1; mx.zoho.com; dkim=fail; spf=none (zoho.com: 192.237.175.120 is neither permitted nor denied by domain of lists.xenproject.org) smtp.mailfrom=xen-devel-bounces@lists.xenproject.org; dmarc=fail header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) by mx.zohomail.com with SMTPS id 1564959041847309.3391907721144; Sun, 4 Aug 2019 15:50:41 -0700 (PDT) Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1huPKA-00040r-NJ; Sun, 04 Aug 2019 22:49:58 +0000 Received: from us1-rack-dfw2.inumbo.com ([104.130.134.6]) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1huPK9-0003yB-2z for xen-devel@lists.xenproject.org; Sun, 04 Aug 2019 22:49:57 +0000 Received: from mail-pl1-x641.google.com (unknown [2607:f8b0:4864:20::641]) by us1-rack-dfw2.inumbo.com (Halon) with ESMTPS id 2dd09e26-b70a-11e9-8980-bc764e045a96; Sun, 04 Aug 2019 22:49:56 +0000 (UTC) Received: by mail-pl1-x641.google.com with SMTP id i2so35707623plt.1 for ; Sun, 04 Aug 2019 15:49:56 -0700 (PDT) Received: from blueforge.nvidia.com (searspoint.nvidia.com. [216.228.112.21]) by smtp.gmail.com with ESMTPSA id r6sm35946836pjb.22.2019.08.04.15.49.53 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Sun, 04 Aug 2019 15:49:55 -0700 (PDT) X-Inumbo-ID: 2dd09e26-b70a-11e9-8980-bc764e045a96 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=lKIFYbXGeRFczJ7GPuSawhtMV9YIx2+MYUTps7oOTAE=; b=TDggbkgRiGIAFGZg+jjgHpzcEiYccMBQ6jptVLtuAINCBCAa7tBLSYJdtzRqQAkVQq tQ08R+kd1zAphQz9pkaaBX/hg9RvlkTaePPnO2E1bu2f/76JhzKynqi5fDXQgm3u+sje C80KY3nOvFeOz/PfxhVfGvol35idNxGJp30wpqdrZCtYSNKWJHD3OZzPkmpz9TZ2iydK zGtAdXJa7uyuK2GhTVtmCk46eJaIXB31IST9V3s1VEcpQHy9Y1uuVubQ/wNf6EoCYZeE iY7ztWwDS8B1eHyY4QnXS4dvWcICmGOtU1XZ3uVoXugfKVLMqqSM2fvbIrY7TrJ6h/xd OTrg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=lKIFYbXGeRFczJ7GPuSawhtMV9YIx2+MYUTps7oOTAE=; b=FMuuX9lPALb0vL15X8p4sZO24pqk1zFWxY/tWq3VEH/pG69vzj8oxfMdEghfVDuLZN uvVIECX1Kt/dCG/CihuzzwQ+StwzX7lff6H8llJFj5lFAL4oqvZjAvA5RBeasSq59zK6 dJ2u3HaoK+tlfsnQg5iKvzkSkuCWy/HHy59zClWk7iLrnM0xhiIWpC1gUwJurqTEkDal SIpINSji6etin9IF4cCKRKW1GJ/fqg1nSGQq/qtRj98jYFdlbkFDCGUf8lgi/gVx2Nyy rIYs0wCDqnq3BVxFyFR8SEJThlV9RwRrsRfSx9cq9XWRg4A4ku/5O7PF+GgKsjgSQf7B 7mkA== X-Gm-Message-State: APjAAAVQWfKQSoOfWwtkgHv8WLF1V+dTFWWEEEf8O2kvDn+02OEtPL1i CaC+qGGPxzFYSKG+s9gyBFE= X-Google-Smtp-Source: APXvYqxpyFBswVwCpmbWWUYW5zokWhx2pCk/sdTQw8977867DfmKTOqoiHBx6Glc/HUCem3kZHec6Q== X-Received: by 2002:a17:902:8689:: with SMTP id g9mr131877551plo.252.1564958995585; Sun, 04 Aug 2019 15:49:55 -0700 (PDT) From: john.hubbard@gmail.com X-Google-Original-From: jhubbard@nvidia.com To: Andrew Morton Date: Sun, 4 Aug 2019 15:49:04 -0700 Message-Id: <20190804224915.28669-24-jhubbard@nvidia.com> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20190804224915.28669-1-jhubbard@nvidia.com> References: <20190804224915.28669-1-jhubbard@nvidia.com> MIME-Version: 1.0 X-NVConfidentiality: public Subject: [Xen-devel] [PATCH v2 23/34] uprobes: convert put_page() to put_user_page*() X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: linux-fbdev@vger.kernel.org, Jan Kara , kvm@vger.kernel.org, Peter Zijlstra , Dave Hansen , Dave Chinner , dri-devel@lists.freedesktop.org, linux-mm@kvack.org, sparclinux@vger.kernel.org, Ira Weiny , ceph-devel@vger.kernel.org, devel@driverdev.osuosl.org, rds-devel@oss.oracle.com, linux-rdma@vger.kernel.org, Jiri Olsa , x86@kernel.org, amd-gfx@lists.freedesktop.org, Christoph Hellwig , Jason Gunthorpe , Ingo Molnar , xen-devel@lists.xenproject.org, devel@lists.orangefs.org, linux-media@vger.kernel.org, John Hubbard , intel-gfx@lists.freedesktop.org, Arnaldo Carvalho de Melo , linux-block@vger.kernel.org, =?UTF-8?q?J=C3=A9r=C3=B4me=20Glisse?= , linux-rpi-kernel@lists.infradead.org, Namhyung Kim , Dan Williams , linux-arm-kernel@lists.infradead.org, linux-nfs@vger.kernel.org, netdev@vger.kernel.org, LKML , Alexander Shishkin , linux-xfs@vger.kernel.org, linux-crypto@vger.kernel.org, linux-fsdevel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) From: John Hubbard For pages that were retained via get_user_pages*(), release those pages via the new put_user_page*() routines, instead of via put_page() or release_pages(). This is part a tree-wide conversion, as described in commit fc1d8e7cca2d ("mm: introduce put_user_page*(), placeholder versions"). Cc: Peter Zijlstra Cc: Ingo Molnar Cc: Arnaldo Carvalho de Melo Cc: Alexander Shishkin Cc: Jiri Olsa Cc: Namhyung Kim Signed-off-by: John Hubbard --- kernel/events/uprobes.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/kernel/events/uprobes.c b/kernel/events/uprobes.c index 84fa00497c49..4a575de8cec8 100644 --- a/kernel/events/uprobes.c +++ b/kernel/events/uprobes.c @@ -397,7 +397,7 @@ __update_ref_ctr(struct mm_struct *mm, unsigned long va= ddr, short d) ret =3D 0; out: kunmap_atomic(kaddr); - put_page(page); + put_user_page(page); return ret; } =20 @@ -504,7 +504,7 @@ int uprobe_write_opcode(struct arch_uprobe *auprobe, st= ruct mm_struct *mm, ret =3D __replace_page(vma, vaddr, old_page, new_page); put_page(new_page); put_old: - put_page(old_page); + put_user_page(old_page); =20 if (unlikely(ret =3D=3D -EAGAIN)) goto retry; @@ -1981,7 +1981,7 @@ static int is_trap_at_addr(struct mm_struct *mm, unsi= gned long vaddr) return result; =20 copy_from_page(page, vaddr, &opcode, UPROBE_SWBP_INSN_SIZE); - put_page(page); + put_user_page(page); out: /* This needs to return true for any variant of the trap insn */ return is_trap_insn(&opcode); --=20 2.22.0 _______________________________________________ Xen-devel mailing list Xen-devel@lists.xenproject.org https://lists.xenproject.org/mailman/listinfo/xen-devel