From: Julia Lawall <julia@xxxxxxx>
Use the macro DIV_ROUND_UP and eliminate the variable rounded_up, as
suggested by Matthew Wilcox.
Signed-off-by: Julia Lawall <julia@xxxxxxx>
Cc: James Bottomley <James.Bottomley@xxxxxxxxxxxxxxxxxxxxx>
Reviewed-by: Matthew Wilcox <willy@xxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/scsi/esp_scsi.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff -puN drivers/scsi/esp_scsi.c~drivers-scsi-use-div_round_up drivers/scsi/esp_scsi.c
--- a/drivers/scsi/esp_scsi.c~drivers-scsi-use-div_round_up
+++ a/drivers/scsi/esp_scsi.c
@@ -1453,7 +1453,7 @@ static void esp_msgin_sdtr(struct esp *e
offset = 0;
if (offset) {
- int rounded_up, one_clock;
+ int one_clock;
if (period > esp->max_period) {
period = offset = 0;
@@ -1463,9 +1463,7 @@ static void esp_msgin_sdtr(struct esp *e
goto do_reject;
one_clock = esp->ccycle / 1000;
- rounded_up = (period << 2);
- rounded_up = (rounded_up + one_clock - 1) / one_clock;
- stp = rounded_up;
+ stp = DIV_ROUND_UP(period << 2, one_clock);
if (stp && esp->rev >= FAS236) {
if (stp >= 50)
stp--;
_
--
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