* REPOST PATCH: hpet_do_div.patch
@ 2005-06-23 21:12 Jon Smirl
0 siblings, 0 replies; only message in thread
From: Jon Smirl @ 2005-06-23 21:12 UTC (permalink / raw)
To: lkml, Andrew Morton
This patch does not appear to be in the mm or linus kernel. It has
been approved by the HPET maintainer.
On 6/14/05, Pallipadi, Venkatesh <venkatesh.pallipadi@intel.com> wrote:
>
> Yes. It has to be plain '/' instead of do_div. Even the
> femto second quantity is guaranteed to fit in 32 bit
> variable here.
>
> Thanks,
> Venki
--
Jon Smirl
jonsmirl@gmail.com
#Use correct div on 32 bits
#Signed-off-by: Jon Smirl <jonsmirl@gmail.com>
diff --git a/drivers/char/hpet.c b/drivers/char/hpet.c
--- a/drivers/char/hpet.c
+++ b/drivers/char/hpet.c
@@ -834,7 +834,7 @@ int hpet_alloc(struct hpet_data *hdp)
printk("\n");
ns = hpetp->hp_period; /* femptoseconds, 10^-15 */
- do_div(ns, 1000000); /* convert to nanoseconds, 10^-9 */
+ ns /= 1000000; /* convert to nanoseconds, 10^-9 */
printk(KERN_INFO "hpet%d: %ldns tick, %d %d-bit timers\n",
hpetp->hp_which, ns, hpetp->hp_ntimer,
cap & HPET_COUNTER_SIZE_MASK ? 64 : 32);
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2005-06-23 21:12 REPOST PATCH: hpet_do_div.patch Jon Smirl
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