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Tue, 08 Oct 2019 18:13:26 +0000 Received: from pps.filterd (aserp3030.oracle.com [127.0.0.1]) by aserp3030.oracle.com (8.16.0.27/8.16.0.27) with SMTP id x98Hx8pg030335; Tue, 8 Oct 2019 18:13:25 GMT Received: from aserv0122.oracle.com (aserv0122.oracle.com [141.146.126.236]) by aserp3030.oracle.com with ESMTP id 2vg1ywdm0b-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 08 Oct 2019 18:13:25 +0000 Received: from abhmp0001.oracle.com (abhmp0001.oracle.com [141.146.116.7]) by aserv0122.oracle.com (8.14.4/8.14.4) with ESMTP id x98IDO6t007602; Tue, 8 Oct 2019 18:13:24 GMT Received: from [10.159.141.189] (/10.159.141.189) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Tue, 08 Oct 2019 18:13:24 +0000 Subject: Re: [PATCH v4 0/2] mm/memory-failure: Poison read receives SIGKILL instead of SIGBUS issue From: Jane Chu To: n-horiguchi@ah.jp.nec.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org References: <1565112345-28754-1-git-send-email-jane.chu@oracle.com> Organization: Oracle Corporation Message-ID: <9af6b35d-bfbf-7f87-a419-042dff018fdd@oracle.com> Date: Tue, 8 Oct 2019 11:13:23 -0700 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0 MIME-Version: 1.0 In-Reply-To: <1565112345-28754-1-git-send-email-jane.chu@oracle.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9404 signatures=668684 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1908290000 definitions=main-1910080143 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9404 signatures=668684 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1011 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1908290000 definitions=main-1910080143 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: Hi, Naoya, What is the status of the patches? Is there anything I need to do from my end ? Regards, -jane On 8/6/2019 10:25 AM, Jane Chu wrote: > Change in v4: > - remove trailing white space > > Changes in v3: > - move **tk cleanup to its own patch > > Changes in v2: > - move 'tk' allocations internal to add_to_kill(), suggested by Dan; > - ran checkpatch.pl check, pointed out by Matthew; > - Noaya pointed out that v1 would have missed the SIGKILL > if "tk->addr == -EFAULT", since the code returns early. > Incorporated Noaya's suggestion, also, skip VMAs where > "tk->size_shift == 0" for zone device page, and deliver SIGBUS > when "tk->size_shift != 0" so the payload is helpful; > - added Suggested-by: Naoya Horiguchi > > Jane Chu (2): > mm/memory-failure.c clean up around tk pre-allocation > mm/memory-failure: Poison read receives SIGKILL instead of SIGBUS if > mmaped more than once > > mm/memory-failure.c | 62 ++++++++++++++++++++++------------------------------- > 1 file changed, 26 insertions(+), 36 deletions(-) >