table of contents
other versions
BLK_LIMITS_IO_MIN(9) | Block Devices | BLK_LIMITS_IO_MIN(9) |
NAME¶
blk_limits_io_min - set minimum request size for a deviceSYNOPSIS¶
void
blk_limits_io_min(struct queue_limits * limits,
unsigned int min);
ARGUMENTS¶
limitsthe queue limits
min
smallest I/O size in bytes
DESCRIPTION¶
Some devices have an internal block size bigger than the reported hardware sector size. This function can be used to signal the smallest I/O the device can perform without incurring a performance penalty.COPYRIGHT¶
January 2017 | Kernel Hackers Manual 4.8. |