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Tue, 17 Aug 2021 19:17:47 +0900 (KST) Received: from localhost.localdomain (unknown [107.110.206.5]) by epsmtip2.samsung.com (KnoxPortal) with ESMTPA id 20210817101743epsmtip26ea1dba895d2587d2d1253811ee1d451~cEKRjxdLs0079500795epsmtip2g; Tue, 17 Aug 2021 10:17:43 +0000 (GMT) From: SelvaKumar S To: linux-nvme@lists.infradead.org, linux-block@vger.kernel.org Cc: linux-api@vger.kernel.org, linux-scsi@vger.kernel.org, linux-fsdevel@vger.kernel.org, dm-devel@redhat.com, kbusch@kernel.org, axboe@kernel.dk, damien.lemoal@wdc.com, asml.silence@gmail.com, johannes.thumshirn@wdc.com, hch@lst.de, willy@infradead.org, kch@kernel.org, martin.petersen@oracle.com, mpatocka@redhat.com, bvanassche@acm.org, djwong@kernel.org, snitzer@redhat.com, agk@redhat.com, selvajove@gmail.com, joshiiitr@gmail.com, nj.shetty@samsung.com, nitheshshetty@gmail.com, joshi.k@samsung.com, javier.gonz@samsung.com, SelvaKumar S Subject: [PATCH 1/7] block: make bio_map_kern() non static Date: Tue, 17 Aug 2021 15:44:17 +0530 Message-Id: <20210817101423.12367-2-selvakuma.s1@samsung.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210817101423.12367-1-selvakuma.s1@samsung.com> MIME-Version: 1.0 X-Brightmail-Tracker: H4sIAAAAAAAAA01TbUxTVxj23FtuC6HmWjAeq9tYE2CFAK2j3QEBMaK5EXAky8ZwOLjATcso bdMPcOoGuA8QpoKWr1oGMQwHJDiLVD4NAcTxFZgoiBsGNtCIU0CmYABZS3Hz33Oe933eJ+9z 8nJwXiGbz0lW6hiNklYICCeWpVP4no+8bActmnjIR5d7u3FkqrEAVDt+lkBFcy9x9F32CwwN T21GbU8vOKDq2hsY+uuPBTZazb2PoRtrTwg0+KQTQ+c6RgBqNRtYqH4xh0Bt97xRa1sPC5VX TbNR3mgjgS7dfIWhgpw7GGqcygLIslyOo9uGiziamB1lo8dLPQT6/spzgJaXTEToTmr4djjV ZBxnU/U/e1HDA3rKXHOKoOorM6iWsUyCmp++x6Jmr98hqDNXawC1YH6bym7Pw6KcD6cEyRk6 idG4McpEVVKyUhYsCP8obl+cRCoS+4gD0AcCNyWdygQLwiKifA4kK6xhCNzSaIXeSkXRWq3A LyRIo9LrGDe5SqsLFjDqJIXaX+2rpVO1eqXMV8noAsUi0S6JtTE+Rd7UOeSgHnM+Ovh8lMgE TU65wJEDSX/4e95P7FzgxOGRLQCe7zJg9sczAPset29UXgBYdf0H7LWkpapuo9AG4LmKk7it wCMXABxpkNkwQfrAkUozy4ZdyT2w+mWNg02Ak70sWDx7kW0ruJCBsNGY5WDDLNIdDixPr/Nc MhgaJ06y7W7vwNJbi1bM4TiSIbD5mbu9ZQvsKZ1an49bW75puIDb5kOy1hEWWOaBXRsGS1qK cTt2gTM3r27M5MOFp22EHafDB6eKNjbLBPDMbLod74G/ta5iNl+cFMLLzX52+i1Y2FuH2X03 w9PLUxtSLmz8cWq9HZIesPea1E7vhHOdzRtOFCxpX2XZcyuwpjt6hZUP3IxvrGN8Yx3j/84V AK8B2xm1NlXGaCXqXUom/b9PTlSlmsH6fXgdbASTE3O+HQDjgA4AObjAlevJ4dM8bhL95TFG o4rT6BWMtgNIrHEX4PytiSrrgSl1cWL/AJG/VCr1D3hfKhZs48ZG7KB5pIzWMSkMo2Y0r3UY x5Gfie2nV/w8jsSuxJi7nTkN40dn9xd6C6fXJksf9vRFhwRGhxH94Nfu7n3KfEPiNql3/PLe /rSMlQcfk1tE1b/kx3oc2h6SzDN+EhTo07UKDot55si9f6vr3CVxbM/o8BOfOifohZt80+ay dIZQGUzoKopNE7p8fTyKGPDs2eR57JrTu0EJuQdOdPDlJV94vTqbE3P6q/GK0EsztJPFlKk4 YmzpPx6vC2GI+Xy982yGUXBfmvfI1Rtnhszhn3Fj6ky9I6MJJsehwdWysRjToicZOaAM7Lu7 dbfhz6JHH2avlVfKb90t+3wfv2B3sVBycPAflxnivBmPWJKOfTvZ7hppCROwtHJa7IVrtPS/ ClP5S6gEAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrDIsWRmVeSWpSXmKPExsWy7bCSvO7pHulEg++HRSzWnzrGbDFn1TZG i9V3+9kspn34yWzR2v6NyeLyEz6Lve9ms1qsXH2UyeLxnc/sFn+77jFZHP3/ls3i/NvDTBaT Dl1jtNizaQqLxebvHWwWe29pW+zZe5LFYv6yp+wW3dd3sFksP/6PyWJix1Umix1PGhkttv2e z2xxZcoiZosH76+zW7z+cZLNom3jV0aL3z/msDnIeFy+4u2xc9Zddo/NK7Q8Lp8t9di0qpPN Y/OSeo/dNxvYPD4+vcXi8X7fVTaPvi2rGD0+b5LzaD/QzRTAE8Vlk5Kak1mWWqRvl8CVsfPw BdaCmzwV579eZ2tg3MnVxcjJISFgIrF72Tp2EFtIYDejxIoOeYi4jMTau51sELawxMp/z4Fq uIBqPjJKLOu8xwSSYBPQlbi2ZBMLiC0i4Chx+tM2JpAiZoFXLBL37u5mBkkIC1hJ7JjVyApi swioSpz9/RRsG6+ArcSsB03sEBvkJWZe+g5kc3BwCthJ7PqkCnGQrcT+PVOhygUlTs58AraL Gai8eets5gmMArOQpGYhSS1gZFrFKJlaUJybnltsWGCYl1quV5yYW1yal66XnJ+7iREc4Vqa Oxi3r/qgd4iRiYPxEKMEB7OSCK86h1SiEG9KYmVValF+fFFpTmrxIUZpDhYlcd4LXSfjhQTS E0tSs1NTC1KLYLJMHJxSDUxVLwud3lq2fFOscdqW2XPEjUdUI8bw3+elt1tX8QrIMLEeu57/ fq9V8cbPwdYGxr+srV/27dU+YXW69WnZ7EeJZ0qdJHN+evEdjXdke/Xbd1r7mbMT1jJUWbB5 PCm8++tr9O/uZ9ufpR6PrLFb/J0vZ2Or/fR/fz90rcuc0PjQ+012lIDKcVWNRW7KYTPZPNfY 77GQnmhyyT14D0Osf/CRR2ra9iX+uro7N68WfN96xL5/thy356K0qqXX9q42Nr2gV3hZW7Go sorjqOCfs4WrS2Kf2146aiyTfnzluV6Ly8tYymOnFq4NYhfnEP3te0ViXUNXG2enzo4P5xf+ 1epx+8ppmMq6YkPBg8rnPUosxRmJhlrMRcWJAJ0CkOFfAwAA X-CMS-MailID: 20210817101747epcas5p1242e63ec29b127b03b6f9f5f1b57f86e X-Msg-Generator: CA X-Sendblock-Type: REQ_APPROVE CMS-TYPE: 105P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20210817101747epcas5p1242e63ec29b127b03b6f9f5f1b57f86e References: <20210817101423.12367-1-selvakuma.s1@samsung.com> Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Make bio_map_kern() non static, so that copy offload/emulation can use it to add vmalloced memory to bio. Signed-off-by: SelvaKumar S Signed-off-by: Nitesh Shetty --- block/blk-map.c | 2 +- include/linux/blkdev.h | 2 ++ 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/block/blk-map.c b/block/blk-map.c index d1448aaad980..1b97b9b503f4 100644 --- a/block/blk-map.c +++ b/block/blk-map.c @@ -336,7 +336,7 @@ static void bio_map_kern_endio(struct bio *bio) * Map the kernel address into a bio suitable for io to a block * device. Returns an error pointer in case of error. */ -static struct bio *bio_map_kern(struct request_queue *q, void *data, +struct bio *bio_map_kern(struct request_queue *q, void *data, unsigned int len, gfp_t gfp_mask) { unsigned long kaddr = (unsigned long)data; diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index df404c1fb087..28a193225cf2 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -903,6 +903,8 @@ extern int blk_rq_map_user(struct request_queue *, struct request *, struct rq_map_data *, void __user *, unsigned long, gfp_t); extern int blk_rq_unmap_user(struct bio *); +struct bio *bio_map_kern(struct request_queue *q, void *data, unsigned int len, + gfp_t gfp_mask); extern int blk_rq_map_kern(struct request_queue *, struct request *, void *, unsigned int, gfp_t); extern int blk_rq_map_user_iov(struct request_queue *, struct request *, struct rq_map_data *, const struct iov_iter *,