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authorJens Axboe <axboe@suse.de>2005-11-09 13:38:47 +0100
committerJens Axboe <axboe@nelson.home.kernel.dk>2005-11-12 10:55:21 +0100
commit47a004103d663bbba8c7c433a710a86f44351cf3 (patch)
tree91bf9479fa43e7a13b02b2f6b957373b5b28b5ef /include/linux/genhd.h
parentcff3ba2204a0797b05150a4b2b7f40a55023d952 (diff)
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[BLOCK] Document the READ/WRITE splitup of the disk stats
Use the symbolic name where appropriate and add a comment to the disk_stats structure. Signed-off-by: Jens Axboe <axboe@suse.de>
Diffstat (limited to 'include/linux/genhd.h')
-rw-r--r--include/linux/genhd.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/include/linux/genhd.h b/include/linux/genhd.h
index 8eeaa53a68c9..eef5ccdcd731 100644
--- a/include/linux/genhd.h
+++ b/include/linux/genhd.h
@@ -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];