Pavel Machek wrote:
> 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.
> 
> Slowdown is fixed by this patch:
I think only this part is relevant here. But yes, I agree that the whole 
patch should be reverted.
> @@ -230,7 +227,6 @@ 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,"
Thanks,
Alex.