blk_limits_io_min (9) - Linux Man Pages

blk_limits_io_min: set minimum request size for a device

NAME

blk_limits_io_min - set minimum request size for a device

SYNOPSIS

void blk_limits_io_min(struct queue_limits limits, unsigned int min);

ARGUMENTS

limits

the 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.

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