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[SCSI] esp_scsi: Use DIV_ROUND_UP

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Use the macro DIV_ROUND_UP and eliminate the variable rounded_up, as
suggested by Matthew Wilcox.

Signed-off-by: Julia Lawall <julia@diku.dk>
Cc: David Miller <davem@davemloft.net>
Reviewed-by: Matthew Wilcox <willy@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
This commit is contained in:
Julia Lawall 2008-10-29 14:24:40 -07:00 committed by James Bottomley
parent 973b73605c
commit 237abac6ff
1 changed files with 2 additions and 4 deletions
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6
drivers/scsi/esp_scsi.c
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@ -1453,7 +1453,7 @@ static void esp_msgin_sdtr(struct esp *esp, struct esp_target_data *tp)
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 *esp, struct esp_target_data *tp)
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--;