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[BLOCK] Document the READ/WRITE splitup of the disk stats

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Use the symbolic name where appropriate and add a comment to the
disk_stats structure.

Signed-off-by: Jens Axboe <axboe@suse.de>
This commit is contained in:
Jens Axboe 2005-11-09 13:38:47 +01:00 • committed by Jens Axboe
parent cff3ba2204
commit 47a004103d
2 changed files with 10 additions and 8 deletions
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4
include/linux/genhd.h
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@ -78,7 +78,7 @@ struct hd_struct {
sector_t start_sect;
sector_t nr_sects;
struct kobject kobj;
unsigned ios[2], sectors[2];
unsigned ios[2], sectors[2]; /* READs and WRITEs */
int policy, partno;
};
@ -89,7 +89,7 @@ struct hd_struct {
#define GENHD_FL_SUPPRESS_PARTITION_INFO 32
struct disk_stats {
unsigned sectors[2];
unsigned sectors[2]; /* READs and WRITEs */
unsigned ios[2];
unsigned merges[2];
unsigned ticks[2];