DISK_EXPAND_PART_TBL

Section: Block Devices (9)
Updated: February 2011
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NAME

disk_expand_part_tbl - expand disk->part_tbl  

SYNOPSIS

int disk_expand_part_tbl(struct gendisk * disk, int partno);
 

ARGUMENTS

disk

disk to expand part_tbl for

partno

expand such that this partno can fit in
 

DESCRIPTION

Expand disk->part_tbl such that partno can fit in. disk->part_tbl uses RCU to allow unlocked dereferencing for stats and other stuff.  

LOCKING

Matching bd_mutex locked, might sleep.  

RETURNS

0 on success, -errno on failure.  

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