On Tue 2008-03-18 10:31:28, Linus Torvalds wrote:
>
>
> On Tue, 18 Mar 2008, Pavel Machek wrote:
> >
> > On Tue 2008-03-18 14:06:42, Pavel Machek wrote:
> > >
> > > Confirmed, suspend slowness is in 2.6.25-rc6, too. It takes 15 seconds
> > > to suspend/resume, while 2.6.24 takes 9. Thinkpad x60.
> >
> > IIRC 2.6.25-rc5 was "fast".
>
> Can you bisect it? There's only 343 commits between -rc5 and -rc6, so it
> should not take too long to check which commit it is. Even if it should
> take 9 reboots to bisect it entirely, going just five or six will likely
> narrow it down sufficiently that we can probably guess fairly well what
> it's about.
Minimal fix for slowness problem is:
Fix suspend slowness problem, introduced by:
| commit 2c81ce4c9c37b910210f2640c28e98a0c398dc26
| tree e46ccf30836014d115e72791263697585f7943f6
| parent 2f44bbb495dd3e6d0209eff2257438ab9c570e5b
| author Alexey Starikovskiy <astarikovskiy@xxxxxxx> Tue, 11 Mar 2008
| 13:30:00 -0400
| committer Len Brown <len.brown@xxxxxxxxx> Tue, 11 Mar 2008 13:30:00
| -0400
|
| ACPI: EC: Handle IRQ storm on Acer laptops
Signed-off-by: Pavel Machek <pavel@xxxxxxx>
---
commit 2fc3b3069659f4d914cd6863f606c5d01d7d1644
tree 39e9fded0e00ba04947c24073873b5c7ff55af52
parent e094d39e372df9d3e360f2c2672f2860c0995f6a
author Pavel <pavel@xxxxxxxxxx> Wed, 19 Mar 2008 00:43:14 +0100
committer Pavel <pavel@xxxxxxxxxx> Wed, 19 Mar 2008 00:43:14 +0100
drivers/acpi/ec.c | 1 -
1 files changed, 0 insertions(+), 1 deletions(-)
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index e7e197e..360adc0 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -230,7 +230,6 @@ static int acpi_ec_wait(struct acpi_ec *
while (time_before(jiffies, delay)) {
if (acpi_ec_check_status(ec, event))
goto end;
- msleep(5);
}
}
pr_err(PREFIX "acpi_ec_wait timeout,"
--
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