From nobody Fri Dec 19 20:14:15 2025 Received: from mail-oi1-f181.google.com (mail-oi1-f181.google.com [209.85.167.181]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 395F0171BB for ; Wed, 6 Mar 2024 03:48:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.167.181 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709696895; cv=none; b=DOBjJ6JRV0w3bfDsYcoW666NH9UKVfpOhznC6IGnC+BonvcSZsMSGtcK01TBQsC6Rcvu0L+AH4/3dxY4oQsNny4kTEUE0tYolcPK6/cq5xU/669zh3hXEc2jqCiUX6/NbByWXwG5zLzsxr+becPC/LdG/NegupWNut30a3mSKfA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709696895; c=relaxed/simple; bh=St9h/+bWAu6YRwQAQlMD4+fbPy3oF63/fAF6IAwIBV0=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=fXJpiJmFJvZgj0AX6gdPL1FcRH+IAuzh9nAfk0Ey69R5SVNuJ5NdUJkhI5If9o1MXJFul9U/Ag7B4uqGWlADGu4JBtWgXegCaeW7uqccGtTi+fgz+onYy5bzLnWmPyqylGcKBTiUF+TI4yTa5J6F9GR2nI6eVsTDVHSqEv0sE24= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=QF/QxwQo; arc=none smtp.client-ip=209.85.167.181 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="QF/QxwQo" Received: by mail-oi1-f181.google.com with SMTP id 5614622812f47-3c1f55ba3ecso1395683b6e.3 for ; Tue, 05 Mar 2024 19:48:14 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1709696893; x=1710301693; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=3dFueebX921q9ASDQ4GIy98CaSdx6xaQg+PhrFhce1c=; b=QF/QxwQo5KLm2ZknHESODLexHLO3J2in+VHk4otuYqy6W2MrA2llmyAXafwOaHYTvQ NxBo9eCOGaPbQlY6YJ7U+m7cG/l7zxtZyrjenq2o1wSXhJVo1N30oHi5D+EFDw48pe70 kBl4bWR4LtQbX5cnpffRGtfusoFs9nyikqg1e9gtLtRY4LTBAjEbXW9yqm49nmEy2/Xz hq033oXAztxcEhf5z5Wdgt8+7X273eDwHJNV46VYDT1pMnXjb0lhzMtR/Zy01QI3GgKo 4+qw5fiUbbLzvEdF1553aEXH4aICskY/Qpoqlovst38s1s3oeyvQUYiCbFe3EXqSTqHp alzQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1709696893; x=1710301693; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=3dFueebX921q9ASDQ4GIy98CaSdx6xaQg+PhrFhce1c=; b=Ycy3c+h26Qj9IjyFVh+5ZcBX7xbv66Xr/U4zxMp97gkaUF46DfcE12pPXMtAtDwOZp IHyajPenyWiwJz9sfjQaKYQWo5D/5NCCuA022RE/BLpnvhYkLwHo21CYyixm6QjIsUSk MzP0GWJ7McmQlAVMK3FgxtkeOP4YG3+a8ug1yLHsDFmlp+2eFf+tzd+cVJnC5QzhN3uj e/LRVWZVoQkFkLhzRsPwvKamPdmvv+J1F7DOuBQpMqYLJx7qIy6D8ug08pu4N+KhjsV3 ooTsoyWJGVJhQif68WwU1qdS5OjxOpWo12slzsmY2j2OgmcThGkossryVZwKVh6o1a6s P9MQ== X-Gm-Message-State: AOJu0Yz/QJzwzbplWSEpzgZ8gkWGGKj6pZIj8+HRC7mBpBHSIec+QaWZ a1Xa8hLFgNI0zHVPMWo8AeyZ9aVkNpL1tJexl4muOsD/nnWF3eK9gqcjFQ23rxs= X-Google-Smtp-Source: AGHT+IHTyN5mI+PUfGcKFCyPziQNB8MoBPoLDjp+YUhxaIAFpIeWxKBYsBFNmQhGvkueYRcfBHqasA== X-Received: by 2002:a05:6808:1901:b0:3c2:10c9:d930 with SMTP id bf1-20020a056808190100b003c210c9d930mr4073332oib.56.1709696893272; Tue, 05 Mar 2024 19:48:13 -0800 (PST) Received: from FLYINGPENG-MB1.tencent.com ([103.7.29.30]) by smtp.gmail.com with ESMTPSA id bd9-20020a056a00278900b006e60c07f551sm5022921pfb.200.2024.03.05.19.48.11 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Tue, 05 Mar 2024 19:48:12 -0800 (PST) From: flyingpenghao@gmail.com X-Google-Original-From: flyingpeng@tencent.com To: akpm@linux-foundation.org Cc: linux-kernel@vger.kernel.org, Peng Hao Subject: [PATCH] buildid: use kmap_local_page() Date: Wed, 6 Mar 2024 11:48:04 +0800 Message-Id: <20240306034804.62087-1-flyingpeng@tencent.com> X-Mailer: git-send-email 2.39.3 (Apple Git-145) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Peng Hao From: Peng Hao Use kmap_local_page() instead of kmap_atomic() which has been deprecated. Signed-off-by: Peng Hao --- lib/buildid.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/lib/buildid.c b/lib/buildid.c index e3a7acdeef0e..29fdfb4cccf0 100644 --- a/lib/buildid.c +++ b/lib/buildid.c @@ -140,7 +140,7 @@ int build_id_parse(struct vm_area_struct *vma, unsigned= char *build_id, return -EFAULT; /* page not mapped */ =20 ret =3D -EINVAL; - page_addr =3D kmap_atomic(page); + page_addr =3D kmap_local_page(page); ehdr =3D (Elf32_Ehdr *)page_addr; =20 /* compare magic x7f "ELF" */ @@ -156,7 +156,7 @@ int build_id_parse(struct vm_area_struct *vma, unsigned= char *build_id, else if (ehdr->e_ident[EI_CLASS] =3D=3D ELFCLASS64) ret =3D get_build_id_64(page_addr, build_id, size); out: - kunmap_atomic(page_addr); + kunmap_local(page_addr); put_page(page); return ret; } --=20 2.31.1