diff --git a/scst/src/dev_handlers/scst_vdisk.c b/scst/src/dev_handlers/scst_vdisk.c index 6a16831f0..94b34af57 100644 --- a/scst/src/dev_handlers/scst_vdisk.c +++ b/scst/src/dev_handlers/scst_vdisk.c @@ -6519,8 +6519,10 @@ static void blockio_endio(struct bio *bio) #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 36) if (bio->bi_rw & (1 << BIO_RW)) -#else +#elif LINUX_VERSION_CODE < KERNEL_VERSION(4, 8, 0) if (bio->bi_rw & REQ_WRITE) +#else + if (bio_op(bio) == REQ_OP_WRITE) #endif scst_set_cmd_error(blockio_work->cmd, SCST_LOAD_SENSE(scst_sense_write_error)); @@ -6551,16 +6553,22 @@ static void vdisk_bio_set_failfast(struct bio *bio) bio->bi_rw |= (1 << BIO_RW_FAILFAST_DEV) | (1 << BIO_RW_FAILFAST_TRANSPORT) | (1 << BIO_RW_FAILFAST_DRIVER); -#else +#elif LINUX_VERSION_CODE < KERNEL_VERSION(4, 8, 0) bio->bi_rw |= REQ_FAILFAST_DEV | REQ_FAILFAST_TRANSPORT | REQ_FAILFAST_DRIVER; +#else + bio->bi_opf |= REQ_FAILFAST_DEV | + REQ_FAILFAST_TRANSPORT | + REQ_FAILFAST_DRIVER; #endif } static void vdisk_bio_set_hoq(struct bio *bio) { -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 36) || \ +#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 8, 0) + bio->bi_opf |= REQ_SYNC; +#elif LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 36) || \ (defined(RHEL_MAJOR) && \ (RHEL_MAJOR -0 > 6 || RHEL_MAJOR -0 == 6 && RHEL_MINOR -0 > 0)) bio->bi_rw |= REQ_SYNC; @@ -6569,7 +6577,9 @@ static void vdisk_bio_set_hoq(struct bio *bio) #else bio->bi_rw |= 1 << BIO_RW_SYNC; #endif -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 36) || \ +#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 8, 0) + bio->bi_opf |= REQ_META; +#elif LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 36) || \ (defined(RHEL_MAJOR) && \ (RHEL_MAJOR -0 > 6 || RHEL_MAJOR -0 == 6 && RHEL_MINOR -0 > 0)) bio->bi_rw |= REQ_META; @@ -6819,6 +6829,14 @@ static void blockio_exec_rw(struct vdisk_cmd_params *p, bool write, bool fua) bio->bi_private = blockio_work; #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 30)) && (LINUX_VERSION_CODE <= KERNEL_VERSION(3, 6, 0)) bio->bi_destructor = blockio_bio_destructor; +#endif + if (write) +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 36) + bio->bi_rw |= (1 << BIO_RW); +#elif LINUX_VERSION_CODE < KERNEL_VERSION(4, 8, 0) + bio->bi_rw |= REQ_WRITE; +#else + bio_set_op_attrs(bio, REQ_OP_WRITE, 0); #endif /* * Better to fail fast w/o any local recovery @@ -6830,7 +6848,11 @@ static void blockio_exec_rw(struct vdisk_cmd_params *p, bool write, bool fua) bio->bi_rw |= REQ_SYNC; #endif if (fua) +#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 8, 0) bio->bi_rw |= REQ_FUA; +#else + bio->bi_opf |= REQ_FUA; +#endif if (cmd->queue_type == SCST_CMD_QUEUE_HEAD_OF_QUEUE) vdisk_bio_set_hoq(bio); @@ -6883,7 +6905,11 @@ static void blockio_exec_rw(struct vdisk_cmd_params *p, bool write, bool fua) hbio = hbio->bi_next; bio->bi_next = NULL; - submit_bio((write != 0), bio); +#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 8, 0) + submit_bio(bio->bi_rw, bio); +#else + submit_bio(bio); +#endif } #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 39) @@ -6974,7 +7000,12 @@ static int vdisk_blockio_flush(struct block_device *bdev, gfp_t gfp_mask, bio->bi_end_io = vdev_flush_end_io; bio->bi_private = cmd; bio->bi_bdev = bdev; +#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 8, 0) submit_bio(WRITE_FLUSH, bio); +#else + bio_set_op_attrs(bio, REQ_OP_FLUSH, 0); + submit_bio(bio); +#endif goto out; } else { #else @@ -7114,7 +7145,11 @@ static ssize_t blockio_read_sync(struct scst_vdisk_dev *virt_dev, void *buf, if (!bio) goto out; +#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 8, 0) bio->bi_rw = READ_SYNC; +#else + bio_set_op_attrs(bio, REQ_OP_READ, REQ_SYNC); +#endif bio->bi_bdev = bdev; bio->bi_end_io = blockio_end_sync_io; bio->bi_private = &s; @@ -7141,7 +7176,11 @@ static ssize_t blockio_read_sync(struct scst_vdisk_dev *virt_dev, void *buf, } } } +#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 8, 0) submit_bio(bio->bi_rw, bio); +#else + submit_bio(bio); +#endif #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 30)) && (LINUX_VERSION_CODE <= KERNEL_VERSION(3, 6, 0)) submitted = true; #endif diff --git a/scst/src/scst_lib.c b/scst/src/scst_lib.c index b0ce5f2e0..e1b63b994 100644 --- a/scst/src/scst_lib.c +++ b/scst/src/scst_lib.c @@ -7803,6 +7803,34 @@ static void bio_kmalloc_destructor(struct bio *bio) } #endif +#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 8, 0) +static struct request *blk_make_request(struct request_queue *q, + struct bio *bio, + gfp_t gfp_mask) +{ + struct request *rq = blk_get_request(q, bio_data_dir(bio), gfp_mask); + + if (IS_ERR(rq)) + return rq; + + blk_rq_set_block_pc(rq); + + for_each_bio(bio) { + struct bio *bounce_bio = bio; + int ret; + + blk_queue_bounce(q, &bounce_bio); + ret = blk_rq_append_bio(rq, bounce_bio); + if (unlikely(ret)) { + blk_put_request(rq); + return ERR_PTR(ret); + } + } + + return rq; +} +#endif + /* __blk_map_kern_sg - map kernel data to a request for REQ_TYPE_BLOCK_PC */ static struct request *__blk_map_kern_sg(struct request_queue *q, struct scatterlist *sgl, int nents, struct blk_kern_sg_work *bw, @@ -7885,8 +7913,10 @@ static struct request *__blk_map_kern_sg(struct request_queue *q, if (!reading) #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 36) bio->bi_rw |= 1 << BIO_RW; -#else +#elif LINUX_VERSION_CODE < KERNEL_VERSION(4, 8, 0) bio->bi_rw |= REQ_WRITE; +#else + bio_set_op_attrs(bio, REQ_OP_WRITE, 0); #endif bios++; bio->bi_private = bw;