blk_queue_alignment_offset

Langue: en

Version: October 2010 (fedora - 01/12/10)

Section: 9 (Appels noyau Linux)

Sommaire

NAME

blk_queue_alignment_offset - set physical block alignment offset

SYNOPSIS

void blk_queue_alignment_offset(struct request_queue * q, unsigned int offset);

ARGUMENTS

q

the request queue for the device

offset

alignment offset in bytes

DESCRIPTION

Some devices are naturally misaligned to compensate for things like the legacy DOS partition table 63-sector offset. Low-level drivers should call this function for devices whose first sector is not naturally aligned.