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scst_vdisk: Simplify request_queue retrieval in vdisk_exec_read_capacity16

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This patch simplifies the retrieval of the request_queue within the
vdisk_exec_read_capacity16 function.
This commit is contained in:
Gleb Chesnokov
2024-02-25 16:46:13 +03:00
parent bb78492944
commit 7bec05916c
1 changed files with 2 additions and 4 deletions
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6
scst/src/dev_handlers/scst_vdisk.c
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@@ -4952,8 +4952,6 @@ static enum compl_status_e vdisk_exec_read_capacity16(struct vdisk_cmd_params *p
int32_t length;
uint8_t *address;
struct scst_vdisk_dev *virt_dev;
struct block_device *bdev;
struct request_queue *q;
uint32_t blocksize;
uint64_t nblocks;
uint8_t buffer[32];
@@ -4961,8 +4959,6 @@ static enum compl_status_e vdisk_exec_read_capacity16(struct vdisk_cmd_params *p
TRACE_ENTRY();
virt_dev = cmd->dev->dh_priv;
bdev = virt_dev->bdev_handle ? virt_dev->bdev_handle->bdev : NULL;
q = bdev ? bdev_get_queue(bdev) : NULL;
blocksize = cmd->dev->block_size;
nblocks = virt_dev->nblocks - 1;
@@ -5000,6 +4996,8 @@ static enum compl_status_e vdisk_exec_read_capacity16(struct vdisk_cmd_params *p
/* LOGICAL BLOCKS PER PHYSICAL BLOCK EXPONENT */
if (virt_dev->lb_per_pb_exp) {
struct request_queue *q = virt_dev->bdev_handle ?
bdev_get_queue(virt_dev->bdev_handle->bdev) : NULL;
uint32_t physical_blocksize = q ? queue_physical_block_size(q) : 4096;
buffer[13] = max(ilog2(physical_blocksize) - ilog2(blocksize), 0);
}