From nobody Sun Apr 19 05:32:20 2026 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 92E13C43334 for ; Tue, 5 Jul 2022 14:18:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233349AbiGEOSA (ORCPT ); Tue, 5 Jul 2022 10:18:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40078 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233726AbiGEORf (ORCPT ); Tue, 5 Jul 2022 10:17:35 -0400 Received: from szxga08-in.huawei.com (szxga08-in.huawei.com [45.249.212.255]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1244C13E28; Tue, 5 Jul 2022 07:13:27 -0700 (PDT) Received: from dggemv704-chm.china.huawei.com (unknown [172.30.72.53]) by szxga08-in.huawei.com (SkyGuard) with ESMTP id 4Lcl2Y1cN8z1L8g4; Tue, 5 Jul 2022 22:11:01 +0800 (CST) Received: from kwepemm600013.china.huawei.com (7.193.23.68) by dggemv704-chm.china.huawei.com (10.3.19.47) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Tue, 5 Jul 2022 22:13:25 +0800 Received: from huawei.com (10.175.112.208) by kwepemm600013.china.huawei.com (7.193.23.68) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Tue, 5 Jul 2022 22:13:24 +0800 From: Guo Mengqi To: , , , , , CC: , , , , Subject: [PATCH -next v2] docs/zh_CN: add mm transhuge translation Date: Tue, 5 Jul 2022 22:11:21 +0800 Message-ID: <20220705141121.73711-1-guomengqi3@huawei.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220628133742.91966-1-guomengqi3@huawei.com> References: <20220628133742.91966-1-guomengqi3@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.175.112.208] X-ClientProxiedBy: dggems705-chm.china.huawei.com (10.3.19.182) To kwepemm600013.china.huawei.com (7.193.23.68) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Translate .../mm/transhuge.rst into Chinese. Signed-off-by: Guo Mengqi Reviewed-by: Alex Shi Reviewed-by: Yanteng Si --- Documentation/translations/zh_CN/mm/index.rst | 2 +- .../translations/zh_CN/mm/transhuge.rst | 153 ++++++++++++++++++ 2 files changed, 154 insertions(+), 1 deletion(-) create mode 100644 Documentation/translations/zh_CN/mm/transhuge.rst diff --git a/Documentation/translations/zh_CN/mm/index.rst b/Documentation/= translations/zh_CN/mm/index.rst index 2f53e37b8049..d0c80025c3ce 100644 --- a/Documentation/translations/zh_CN/mm/index.rst +++ b/Documentation/translations/zh_CN/mm/index.rst @@ -56,6 +56,7 @@ Linux=E5=86=85=E5=AD=98=E7=AE=A1=E7=90=86=E6=96=87=E6=A1= =A3 page_table_check remap_file_pages split_page_table_lock + transhuge vmalloced-kernel-stacks z3fold zsmalloc @@ -65,5 +66,4 @@ TODOLIST: * free_page_reporting * hugetlbfs_reserv * slub -* transhuge * unevictable-lru diff --git a/Documentation/translations/zh_CN/mm/transhuge.rst b/Documentat= ion/translations/zh_CN/mm/transhuge.rst new file mode 100644 index 000000000000..5204b1113fbf --- /dev/null +++ b/Documentation/translations/zh_CN/mm/transhuge.rst @@ -0,0 +1,153 @@ +.. 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=A1=B5:: + + diff --git a/mm/mremap.c b/mm/mremap.c + --- a/mm/mremap.c + +++ b/mm/mremap.c + @@ -41,6 +41,7 @@ static pmd_t *get_old_pmd(struct mm_stru + return NULL; + + pmd =3D pmd_offset(pud, addr); + + split_huge_pmd(vma, pmd, addr); + if (pmd_none_or_clear_bad(pmd)) + return NULL; + +=E5=B7=A8=E9=A1=B5=E6=94=AF=E6=8C=81=E4=B8=AD=E7=9A=84=E9=94=81=E4=BD=BF= =E7=94=A8 +=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D + +=E6=88=91=E4=BB=AC=E8=BF=98=E6=98=AF=E5=B8=8C=E6=9C=9B=E5=B0=BD=E5=8F=AF= =E8=83=BD=E5=A4=9A=E7=9A=84=E4=BB=A3=E7=A0=81=E8=83=BD=E6=84=9F=E7=9F=A5=E9= =80=8F=E6=98=8E=E5=B7=A8=E9=A1=B5=EF=BC=8C=E5=9B=A0=E4=B8=BA=E8=B0=83=E7=94= =A8split_huge_page()=E5=92=8C +split_huge_pmd()=E8=BF=98=E6=98=AF=E6=9C=89=E5=BC=80=E9=94=80=E7=9A=84=E3= =80=82 + +=E8=A6=81=E4=BD=BF=E9=81=8D=E5=8E=86=E9=A1=B5=E8=A1=A8=E6=B5=81=E7=A8=8B= =E8=83=BD=E5=A4=9F=E6=84=9F=E7=9F=A5=E5=B7=A8=E9=A1=B5pmd=EF=BC=8C=E5=8F=AA= =E9=9C=80=E5=AF=B9pmd_offset=E8=BF=94=E5=9B=9E=E7=9A=84pmd=E8=B0=83=E7=94= =A8pmd_trans_huge()=E3=80=82 +=E4=B8=80=E5=AE=9A=E8=A6=81=E6=8C=81=E6=9C=89mmap_lock=E8=AF=BB=E9=94=81= =EF=BC=8C=E4=BB=A5=E9=81=BF=E5=85=8Dkhugepaged=E5=9C=A8=E6=AD=A4=E6=9C=9F= =E9=97=B4=E7=94=B3=E8=AF=B7=E6=96=B0=E7=9A=84=E5=B7=A8=E9=A1=B5pmd +=EF=BC=88khugepaged collapse_huge_page=E4=BC=9A=E6=8C=81=E6=9C=89mmap_lock= =E5=86=99=E9=94=81=E8=80=8C=E9=9D=9Eanon_vma lock=EF=BC=89=E3=80=82 +=E5=A6=82=E6=9E=9Cpmd_trans_huge=E8=BF=94=E5=9B=9E=E7=BB=93=E6=9E=9C=E4=B8= =BA=E5=81=87=EF=BC=8C=E9=82=A3=E5=B0=B1=E5=9B=9E=E5=88=B0=E5=8E=9F=E6=9D=A5= =E7=9A=84=E6=B5=81=E7=A8=8B=E3=80=82=E5=A6=82=E6=9E=9Cpmd_trans_huge=E8=BF= =94=E5=9B=9E=E7=BB=93=E6=9E=9C +=E4=B8=BA=E7=9C=9F=EF=BC=8C=E5=B0=B1=E9=9C=80=E8=A6=81=E5=85=88=E6=8C=81= =E6=9C=89=E9=A1=B5=E8=A1=A8=E9=94=81(pmd_lock())=EF=BC=8C=E7=84=B6=E5=90=8E= =E5=86=8D=E8=BF=9B=E8=A1=8C=E4=B8=80=E6=AC=A1pmd_trans_huge=E5=88=A4=E6=96= 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+=E5=BC=95=E7=94=A8=E8=AE=A1=E6=95=B0=E5=92=8C=E9=80=8F=E6=98=8E=E5=B7=A8= =E9=A1=B5 +=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D + +THP=E7=9A=84=E8=AE=A1=E6=95=B0=E8=B7=9F=E5=85=B6=E4=BB=96=E5=A4=8D=E5=90= =88=E9=A1=B5=E7=9A=84=E8=AE=A1=E6=95=B0=E5=A4=A7=E8=87=B4=E7=9B=B8=E5=90=8C= =EF=BC=9A + + - get_page()/put_page()=E5=92=8CGUP=E9=83=BD=E5=9C=A8=E9=A6=96=E9=A1=B5= =E4=B8=8A=E8=BF=9B=E8=A1=8C=E8=AE=A1=E6=95=B0=EF=BC=88=E4=BF=AE=E6=94=B9hea= d page->_refcount=EF=BC=89 + + - =E5=B0=BE=E9=A1=B5=E7=9A=84_refcount=E6=B0=B8=E8=BF=9C=E6=98=AF0. get_p= age_unless_zero()=E6=B0=B8=E8=BF=9C=E6=97=A0=E6=B3=95get=E5=88=B0=E5=B0=BE= =E9=A1=B5=E3=80=82 + + - =E6=98=A0=E5=B0=84/=E8=A7=A3=E6=98=A0=E5=B0=84=E7=89=B9=E5=AE=9APTE ent= ry=E6=97=B6=EF=BC=8C=E5=A2=9E=E5=87=8F=E7=9A=84=E6=98=AF=E5=A4=8D=E5=90=88= =E9=A1=B5=E4=B8=AD=E7=9B=B8=E5=BA=94=E5=AD=90=E9=A1=B5=E7=9A=84_mapcount. + + - =E6=98=A0=E5=B0=84/=E8=A7=A3=E6=98=A0=E5=B0=84=E6=95=B4=E4=B8=AA=E5=A4= 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