1BLK_QUEUE_PHYSICAL_B(9) Block Devices BLK_QUEUE_PHYSICAL_B(9)
2
3
4
6 blk_queue_physical_block_size - set physical block size for the queue
7
9 void blk_queue_physical_block_size(struct request_queue * q,
10 unsigned int size);
11
13 q
14 the request queue for the device
15
16 size
17 the physical block size, in bytes
18
20 This should be set to the lowest possible sector size that the hardware
21 can operate on without reverting to read-modify-write operations.
22
24Kernel Hackers Manual 3.10 June 2019 BLK_QUEUE_PHYSICAL_B(9)