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| author | Jens Axboe <axboe@suse.de> | 2005-11-09 13:38:47 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@nelson.home.kernel.dk> | 2005-11-12 10:55:21 +0100 |
| commit | 47a004103d663bbba8c7c433a710a86f44351cf3 (patch) | |
| tree | 91bf9479fa43e7a13b02b2f6b957373b5b28b5ef /block | |
| parent | [BLOCK] elevator init fixes #2 (diff) | |
| download | linux-47a004103d663bbba8c7c433a710a86f44351cf3.tar.xz linux-47a004103d663bbba8c7c433a710a86f44351cf3.zip | |
[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 'block')
| -rw-r--r-- | block/genhd.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/block/genhd.c b/block/genhd.c index 54aec4a1ae13..f04609d553b8 100644 --- a/block/genhd.c +++ b/block/genhd.c @@ -391,12 +391,14 @@ static ssize_t disk_stats_read(struct gendisk * disk, char *page) "%8u %8u %8llu %8u " "%8u %8u %8u" "\n", - disk_stat_read(disk, ios[0]), disk_stat_read(disk, merges[0]), - (unsigned long long)disk_stat_read(disk, sectors[0]), - jiffies_to_msecs(disk_stat_read(disk, ticks[0])), - disk_stat_read(disk, ios[1]), disk_stat_read(disk, merges[1]), - (unsigned long long)disk_stat_read(disk, sectors[1]), - jiffies_to_msecs(disk_stat_read(disk, ticks[1])), + disk_stat_read(disk, ios[READ]), + disk_stat_read(disk, merges[READ]), + (unsigned long long)disk_stat_read(disk, sectors[READ]), + jiffies_to_msecs(disk_stat_read(disk, ticks[READ])), + disk_stat_read(disk, ios[WRITE]), + disk_stat_read(disk, merges[WRITE]), + (unsigned long long)disk_stat_read(disk, sectors[WRITE]), + jiffies_to_msecs(disk_stat_read(disk, ticks[WRITE])), disk->in_flight, jiffies_to_msecs(disk_stat_read(disk, io_ticks)), jiffies_to_msecs(disk_stat_read(disk, time_in_queue))); |