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Thu, 13 May 2021 10:20:18 +0000 (GMT) From: Changheun Lee To: alex_y_xu@yahoo.ca, yi.zhang@redhat.com, jaegeuk@kernel.org, bgoncalv@redhat.com, Johannes.Thumshirn@wdc.com, asml.silence@gmail.com, axboe@kernel.dk, bvanassche@acm.org, damien.lemoal@wdc.com, gregkh@linuxfoundation.org, hch@infradead.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, ming.lei@redhat.com, osandov@fb.com, patchwork-bot@kernel.org, tj@kernel.org, tom.leiming@gmail.com Cc: jisoo2146.oh@samsung.com, junho89.kim@samsung.com, mj0123.lee@samsung.com, seunghwan.hyun@samsung.com, sookwan7.kim@samsung.com, woosung2.lee@samsung.com, yt0928.kim@samsung.com, Changheun Lee Subject: [PATCH v10 0/1] bio: limit bio max size Date: Thu, 13 May 2021 19:02:04 +0900 Message-Id: <20210513100205.17965-1-nanich.lee@samsung.com> X-Mailer: git-send-email 2.29.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Brightmail-Tracker: H4sIAAAAAAAAA01Te0xTVxze6S23LRnkWp2csES6RuJkA1qgcJwwyUC9CyQjMXOLy4QCVyCW 9tLbqlPZwA4olPAQBspLmM4hgl0QkHarc2VCqqxh4TUZggywuoG8dBtsZCu9uPHf7/vyfb/H d3L4mPAf3JufptRQaqVcIcbduR1dOwP9k1ZrEiTL97zQtdFmHqpp6gDo6v1iHJl/vABQxfwy hnLyfucg3UUjju6WfM5BU8YqDBVOnXFDqwVjHPRsgkGWkddQv7kGR9YyHQdVXq/B0NB4Lw91 jQ1y0cSlUgzZbYtuqG4yEq18eRuguT+HeehOZxmGhu0VODJalvFIb7J/IIYs1T3hkaaq+zzy eqMf2f+DlmxtysfJb2ubeeTczUGcLGprAuRS6zYy75aBQ1qtl7G4Fw8pwlMpeTKlFlHKJFVy mjIlQhxzID4qXhYqkfpLd6EwsUgpT6cixNGxcf770hTOCMSiY3KF1knFyRlGHPhmuFql1VCi VBWjiRBTdLKClkroAEaezmiVKQFJqvQ3pBJJkMypTFCkWnvKAf0ddqK+zy8LDHIKgIAPiRDY dz7frQC484VEJ4BPSxwcFiwCOHN2CWfBEoCVLcOgAPBdFntdBsubAey23Ob9J6rOzsPW+uLE 67BodsTl3kLUYrCh+SFYAxgxCeCALRdfU20mJNA+NwvWai7hC/OHR1y8B7Ebmru/4LIb+sC/ xwsxlt8EbeenXDzm5HXt1dhaU0joBHCofMyNNUTDxz/fWa83w1972nhs7Q0fF+fyWIMBQF3u BcCCEgAvOS6vBxIMF5eWXJdixE5oNAey9CvQ9FctYCd7wifPCt3YMDygPlfISrbD3k/Hseez HC2m9Y4kLDrT49pHSHwI62ZKsBLgU7XhnqoN91T9P7geYE1gK0Uz6SkUI6WDNr5rK3D9BL/Q TnB2dj7ACjh8YAWQj4m3eGxNrE4QeiTLPzpJqVXxaq2CYqxA5ky4FPN+KUnl/EpKTbxUFhQc HIxCQsNCZcFiL4+UqFMJQiJFrqGOUhRNqZ/7OHyBdxYHWG5m7DnQN9RYf244Vhlu0vStNiwY fB9VRL6wo9J02vTNEfyn4yvH+eUtsXZ3PYwZ0sdN14m2vSrzyUn0+WTXwvLbooWI2eK3nv5i v7jyYOiqlu8ukFXr99+4NpCtubc9yKIcyDQHhBYfbtbXd9WFZe7xM8C7xsDdghumGbqn9+T3 tvbswJC88c4P9rZu2vHHZ6Oq5miH7dB8hxfh+95Rfs5oj8Gi9rTNBL1jce8uasvAyqJkvxke XvEM5xpvfTwxDR7Rh0/Q+pfff3AQnquWag42nJp2HEOT5Yoj++I1ZOIVgWZvVmxDRLvefnp/ UWNCXF+m6eu5bvpd2VfTIY6pXDGXSZVL/TA1I/8XS9tgjJIEAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA02Ra0hTYRiA+853dna2mh2nuS+lpGFC06zE4DOl9E+cLlBREQTlVp6W5C7t pJb5Y7TStsyU7mtd0C7jZBma5lZabZSZNRRvJTMVzT9lWpplZeSSoH/f+zzPy/fjpaFcIMPp DP0BzqTXZCopKVnjVUYu3jXpUC/NfxuN7/rLxdgh1AB8u/sUhd0tVwE+NzIB8bGCcQJbyioo 3FRcSuCBCjvEhQNHRHjS9o7AX/t4XNcVg1vdDgp7TlsIfL7KAXFHzysx9r5rJ3Hf9RKIfY1f RPhKfwr+cesZwMPfO8X4Ze1piDt95yhcUTdBpYSzrW3r2BLLJzHrsneL2Sqnim19ncVWClaK fXy5XMwO17dTbNF9AbCjlfPZgicnCNbjuQk3ztouTU7nMjOyOdOSlWrpXk/DGWB8Cg9ea1aZ QTthAzSNmATku7LfBqS0nKkFqLilZYpLpng4angxJJpuQpDXy083nwGa9FWLAg3FxKKioS4q IEKZaojGSs+AwACZDwDZ+kvJQBXCLEW+4SEQeJPMQmTtDGxIaBmThNzPb5DTv0WiXz2FcJoH o8aLA385nOKW6kuwGATZ/1P2/9Q1QAhgLmfkdVodv8wYr+dy4niNjs/Sa+N2G3SV4O85Vapa 8EgYifMAggYegGioDJWF7bqklsvSNYdyOZMhzZSVyfEeEEGTSoWs2daYJme0mgPcPo4zcqZ/ lqAl4WbCkHzybfTy42Bwtbl81cu11kTJnF5d0/tUcStk54wO0moC5a0SDNb3PGGsahpLC553 fc33HaPyca13s/NYdo/wyztRFPltX+HnmmqLCIwlDeoPJ8X/9KsvfKqPmnTvuSPTBseud2ww B7PbfEHpsYtKcs8eyoquVegiFKkrzOP3XP5UYevBKH2O+qEpm5+dsPz8prHOj4r+th1lGa6q J5o8Y+LCPWbnPGvum25Y4P4qqDoqEwv6nbLesK0rXOnO50FHM247XBI7GZnUm6j1l0fHjPwO nUk8KFM2zyreyW7xt42GjQfl9eXnyWKkhrYBh4bpkC3IvDkDKaIeUUqS36tZpoImXvMHVjan ij0DAAA= X-CMS-MailID: 20210513102018epcas1p2a69f8e50cdf8380e433aea1a9303d04c X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-Sendblock-Type: SVC_REQ_APPROVE CMS-TYPE: 101P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20210513102018epcas1p2a69f8e50cdf8380e433aea1a9303d04c References: Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org v10 modifications 1. bio_max_bytes is set to "BIO_MAX_VECS * PAGE_SIZE" as minimum. 2. fix maxsize when iov_iter_get_pages() is call in __bio_iov_append_get_pages() Changheun Lee (1): bio: limit bio max size block/bio.c | 17 ++++++++++++++--- block/blk-settings.c | 7 +++++++ include/linux/bio.h | 4 +++- include/linux/blkdev.h | 2 ++ 4 files changed, 26 insertions(+), 4 deletions(-) -- 2.29.0