1. NAME▲

disk_map_sector_rcu - map sector to partition

2. SYNOPSIS ▲

struct hd_struct * disk_map_sector_rcu(struct gendisk *  disk , sector_t  sector );

3. ARGUMENTS ▲

disk
    gendisk of interest

sector
    sector to map

4. DESCRIPTION ▲

Find out which partition sector maps to on disk. This is primarily used for stats accounting.

5. CONTEXT ▲

RCU read locked. The returned partition pointer is valid only while preemption is disabled.

6. RETURNS ▲

Found partition on success, part0 is returned if no partition matches

7. COPYRIGHT ▲