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| author | Marcelo Feitoza Parisi <marcelo@feitoza.com.br> | 2006-03-28 01:56:46 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-03-28 09:16:07 -0800 |
| commit | 9bae1ff3e7926fe5e92db2f3c6d8832f18f777bc (patch) | |
| tree | 587f3223c048d6e06f8e61936eaa8baa69b482e0 | |
| parent | 05613bdd8647bfc4535b0dcc8f1b95c8b39be394 (diff) | |
| download | blackbird-op-linux-9bae1ff3e7926fe5e92db2f3c6d8832f18f777bc.tar.gz blackbird-op-linux-9bae1ff3e7926fe5e92db2f3c6d8832f18f777bc.zip | |
[PATCH] ide-tape: use time_after(), time_after_eq()
They deal with wrapping correctly and are nicer to read.
Signed-off-by: Marcelo Feitoza Parisi <marcelo@feitoza.com.br>
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Bartlomiej Zolnierkiewicz <B.Zolnierkiewicz@elka.pw.edu.pl>
Cc: Jens Axboe <axboe@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
| -rw-r--r-- | drivers/ide/ide-tape.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c index ebc59064b475..f04791a58df0 100644 --- a/drivers/ide/ide-tape.c +++ b/drivers/ide/ide-tape.c @@ -433,6 +433,7 @@ #include <linux/timer.h> #include <linux/mm.h> #include <linux/interrupt.h> +#include <linux/jiffies.h> #include <linux/major.h> #include <linux/devfs_fs_kernel.h> #include <linux/errno.h> @@ -2336,7 +2337,7 @@ static ide_startstop_t idetape_rw_callback (ide_drive_t *drive) } if (time_after(jiffies, tape->insert_time)) tape->insert_speed = tape->insert_size / 1024 * HZ / (jiffies - tape->insert_time); - if (jiffies - tape->avg_time >= HZ) { + if (time_after_eq(jiffies, tape->avg_time + HZ)) { tape->avg_speed = tape->avg_size * HZ / (jiffies - tape->avg_time) / 1024; tape->avg_size = 0; tape->avg_time = jiffies; @@ -2497,7 +2498,7 @@ static ide_startstop_t idetape_do_request(ide_drive_t *drive, } else { return ide_do_reset(drive); } - } else if (jiffies - tape->dsc_polling_start > IDETAPE_DSC_MA_THRESHOLD) + } else if (time_after(jiffies, tape->dsc_polling_start + IDETAPE_DSC_MA_THRESHOLD)) tape->dsc_polling_frequency = IDETAPE_DSC_MA_SLOW; idetape_postpone_request(drive); return ide_stopped; |
