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Tue, 5 May 2020 13:23:52 GMT Received: from aserv0122.oracle.com (aserv0122.oracle.com [141.146.126.236]) by userp3020.oracle.com with ESMTP id 30sjjyp7jw-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 05 May 2020 13:23:52 +0000 Received: from abhmp0017.oracle.com (abhmp0017.oracle.com [141.146.116.23]) by aserv0122.oracle.com (8.14.4/8.14.4) with ESMTP id 045DNm8h008979; Tue, 5 May 2020 13:23:48 GMT Received: from [192.168.0.190] (/68.201.65.98) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Tue, 05 May 2020 06:23:48 -0700 Subject: Re: fs: jfs: fix a possible data race in txBegin() To: Markus Elfring , Jia-Ju Bai , jfs-discussion@lists.sourceforge.net Cc: linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org References: <5ef374a5-0e2e-5c74-a827-0148c384f6e3@web.de> From: Dave Kleikamp Autocrypt: addr=dave.kleikamp@oracle.com; prefer-encrypt=mutual; keydata= mQINBE7VCEMBEAC3kywrdIxxL/I9maTCxaWTBiHZFNhT5K8QZGLUfW3uFrW89PdAtloSEc1W ScC9O+D2Ygqwx46ZVA7qMXHxpNQ6IZp8he88gQ9lilWD8OJ/T3OKyT6ITdkmsgv6G08QdGCP 0+mCpETv79kcj+Z4pzKLN5QyKW40R3LGcJ6a+0AG5As5/ZkmhceSffdSyDS6zKff3c6cgfQH zl+ugygdKItr3UGIfxuzF3b9uYicsVStwIxyuyzY8i1yYYnnXZtWkI9ZwxT+00PqjCvfVioy xswoscukLQntlkfd4gwM8t56RIxqEo4iNmFwmBYHlSd7C+8SrvPAOgvOtr1vjzJhEsJ2uJNW O2pgZc8xMxe8vhyZK1Nih67hbtzSIpFij06zHwAt4AY3sCbWslOExb8JboINWhI89QcgNmMK uwLHag3D/zZQXQIBvC5H27T49NA6scA92j2qFO6Beks3n/HW6TJni/S9sUXRghRiGDdc/pFr 20R3ivRzKyYBoSWl/3Syo0JcWdEpqq6ti/5MTRFZ+HQjwgUGZ5w+Xu2ttq/q9MyjD4odfKuF WoXk3bF+9LozDNkRi+JxCNT9+D4lsm3kdFTUXHf/qU/iHTPjwYZd6UQeCHJPN6fpjiXolF+u qIwOed8g8nXEXKGafIl3zsAzXBeXKZwECi9VPOxT4vrGHnlTHwARAQABtDZEYXZpZCBLbGVp a2FtcCAoQUtBIFNoYWdneSkgPGRhdmUua2xlaWthbXBAb3JhY2xlLmNvbT6JAjgEEwECACIF Ak7VCEMCGwMGCwkIBwMCBhUIAgkKCwQWAgMBAh4BAheAAAoJEDaohF61QIxkpSsP/3DtjVT0 4vPPB7WWGWapnIb8INUvMJX84y4jziAk9dSESdPavYguES9KLOTXmAGIVwuZj5UtUNie4Q3V fZp7Mc7Lb3sf9r2fIlVJXVhQwMFjPYkPLbQBAtHlnt8TClkF2te47tVWuDqI4R0pwACKhUht lQRXpJy7/8pHdNfHyBLOqw6ica8R+On9KkcEJCE+e8XiveAC+2+YcZyRwrj0dTfWEQI6CNwW kax4AtXo/+NigwdU0OXopLDpyro7wIVt3gWLPV99Bo387PPyeWUSZOH6kHIXyYky51zzoZF3 1XuX3UvObx7i/f3uH0jd3O/0/h2iHB9QxmykJBG7AJcF5KiunAL+91a0bqr9IHiffDo0oAme 9JFKOrkcODnnWuHABB6U4pT2JQRF199/Vt4qR+kvuo+xy0eO+0CHEhQWfyFyxz8nQJlizq9p jnzaWe8tAbJz2WqB2CNBhLI7Qn8cAEM66v2aRCnJZ4Uty7HRDnIbQ0ixUxLNIAWM8N4C6w2I RxLfIfNqTTqEcz2m2fg8wSiNuFh17HfzFM/ltXs4wJ610IhwXuPPsA2V/j2pT8GDhn/rMAGN IbO8iEbDO+gKpN47r+OVjxq3fWbRc2ouqRN+fHgvLYt1xcZnPD/sGyLJpMdSHlpCpgKr3ijA y16pnepPaVCTY1FTvNCkZ6hmGvuDuQINBE7VCEMBEADEsrKHN4cTmb0Lz4//ah9WMCvZXWD3 2EWhMh+Pqr+yin7Ga77K5FtgirKjYOtymXeMw640cqp6DaIo+N6KPWM2bsos12nIfN9BWisb XhPMmYZtoYALMjn3CYvE01N+Ym/SDFsfjAu3WtbefEC/Hjw2hlCfPMotU1wkfGEgapkFcGsG MxDjdZN7dSkBH1dKkG3Cx7Cni8qn0Q3oJzSfR6H2KZZZWiJGV70WKWE01yQCYLHfbPMQKS1u qTEaCND/iDjZvbungBUR1kg43CpbzpWlY28AuZrNmGpar4h5YwbiJO2fR7WgiDYmXqxQ8DXY uxndrmTOQqj8EizkOifINWQvouMaasKLIK+U38YCG5stImSmKfjBxrICgXITp/YS4/i1yR3r HthdQ5hZVfCDxKjR8knv+6A37588mYE6DTBpFh9To4baNo3N4ikkg4+bAcO/5v3QiFsCdh3H hR9zlBgy2jOUFYSdSxhXx2y0NUxQSUOpw59sqgBFmgTi2FscchgBraujpu7JE8TdOdSMPSNG Dqx8G5a1g3Ot6+HxgQM8LsZ5qq3BGUDB0DLHtMVu3r9x2327QSp/q2CgwPn2XzelQ0yNolAt 6wjbQwZXTGIGQGlpAFk7UOED/je8ANKYCkE0ZdqQigyoQFEZtyjYxzIzJRWLl4lJjhBSar1v TiSreQARAQABiQIfBBgBAgAJBQJO1QhDAhsMAAoJEDaohF61QIxk/DsP/RjCZHGEsiX0uHxu JzPglNp9mjgG5dGmgYn0ERSat4bcTQV5iJN2Qcn1hP5fJxKg55T8+cFYhFJ1dSvyBVvatee7 /A2IcNAIBBTYCPYcBC771KAU/JOokYu2lkrGM2SXq4XxpfDzohOS3LDGif47TYpEKWbP4AHq vcIl9CYvnhnbV+B/SxqhH7iYB6q2bqY6ki7fsk2lK65FFhlkkgsKyeOiuaVNEv3tmPCMAY/v oMAsCTLK63Wsd9pUY2SGt2ACIy7pTq+k1b09cqlTM2vux8/R0HNzQBXNcFiKKz+JNVObP30N /hsLs0+Ko9f/2OcixfkGjdih8I+FnRdS6wAO7k6g+tTBOj/sbSbH+eZbxWwANkiFkykOASGA /4RzIDie72NiM8lKzpyrlaruSFxuj9/wZuCT7jaYIaiOMPy7Y0Lpisy/hRhwDCNlKU6Hcr7k hQ1cIx4CB40fwqjbK61tWrqZR47pDKShl5DBRdeX/1a+WHXzDLVE4sfax5xL2wjiCUfEyH7x 9YJoKXbnOlKuzjsm9lZIwVwqw07Qi1uFmzJopHW0H3P6zUlujM0buDmaio+Q8znJchizOrQ3 58pn7BNKx3mmswoyZlDtukab9QGF7BZBMjwmafn1RuEVGdlSB52F8TShLgKUM+0dkFmI2yf/ rnNNL3zBkwD3nWcTxFnX Message-ID: Date: Tue, 5 May 2020 08:23:48 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9611 signatures=668687 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 mlxscore=0 phishscore=0 bulkscore=0 malwarescore=0 spamscore=0 mlxlogscore=951 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2003020000 definitions=main-2005050107 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9611 signatures=668687 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 adultscore=0 suspectscore=0 mlxscore=0 spamscore=0 clxscore=1011 priorityscore=1501 bulkscore=0 phishscore=0 impostorscore=0 malwarescore=0 lowpriorityscore=0 mlxlogscore=981 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2003020000 definitions=main-2005050107 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 5/5/20 12:12 AM, Markus Elfring wrote: >> I am not sure how to add the tag "Fixes"... > > How helpful do you find the available software documentation? > https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/submitting-patches.rst?id=47cf1b422e6093aee2a3e55d5e162112a2c69870#n183 > > >> I need to find which previous commit add the code about txBegin()? > > I suggest to take another look at corresponding source code places > by a command like “git blame”. > https://git-scm.com/book/en/v2/Git-Tools-Debugging-with-Gits I suspect that the problem was in the code much longer than it has been under git source control. > > Regards, > Markus >