Hi!
>> On Tuesday, 5 of February 2008, Pavel Machek wrote:
>>> Small documentation fixes/additions that accumulated in my tree.
>>>
>>> Signed-off-by: Pavel Machek <pavel@xxxxxxx>
>>
>> Acked-by: Rafael J. Wysocki <rjw@xxxxxxx>
>>
...
>>> 0
>>> acpi_sleep= [HW,ACPI] Sleep options
>>> - Format: { s3_bios, s3_mode }
>>> - See Documentation/power/video.txt
>>> + Format: { s3_bios, s3_mode, s3_beep }
>>> + See Documentation/power/video.txt for s3_bios and s3_mode.
>>> + s3_beep is for debugging; it beeps on PC speaker as soon as
>>> + kernel's real-mode entry point is called.
>
> s/kernel's/the kernel's/
Thanks for comments, I applied them.
Small documentation fixes/additions that accumulated in my tree.
Len, please pick this up, thanks.
Pavel
Signed-off-by: Pavel Machek <pavel@xxxxxxx>
Acked-by: Rafael J. Wysocki <rjw@xxxxxxx>
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index cf38689..e2fb127 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -147,8 +147,10 @@ and is between 256 and 4096 characters.
default: 0
acpi_sleep= [HW,ACPI] Sleep options
- Format: { s3_bios, s3_mode }
- See Documentation/power/video.txt
+ Format: { s3_bios, s3_mode, s3_beep }
+ See Documentation/power/video.txt for s3_bios and s3_mode.
+ s3_beep is for debugging; it beeps on PC speaker as soon as
+ the kernel's real-mode entry point is called.
acpi_sci= [HW,ACPI] ACPI System Control Interrupt trigger mode
Format: { level | edge | high | low }
diff --git a/Documentation/power/swsusp.txt b/Documentation/power/swsusp.txt
index aea7e92..9d60ab7 100644
--- a/Documentation/power/swsusp.txt
+++ b/Documentation/power/swsusp.txt
@@ -386,6 +386,11 @@ before suspending; then remount them aft
There is a work-around for this problem. For more information, see
Documentation/usb/persist.txt.
+Q: Can I suspend-to-disk using a swap partition under LVM?
+
+A: No. You can suspend successfully, but you'll not be able to
+resume. uswsusp should be able to work with LVM. See suspend.sf.net.
+
Q: I upgraded the kernel from 2.6.15 to 2.6.16. Both kernels were
compiled with the similar configuration files. Anyway I found that
suspend to disk (and resume) is much slower on 2.6.16 compared to
diff --git a/drivers/acpi/hardware/hwsleep.c b/drivers/acpi/hardware/hwsleep.c
index fd1c4ba..058d0be 100644
--- a/drivers/acpi/hardware/hwsleep.c
+++ b/drivers/acpi/hardware/hwsleep.c
@@ -286,13 +286,13 @@ acpi_status asmlinkage acpi_enter_sleep_
}
/*
+ * 1) Disable/Clear all GPEs
* 2) Enable all wakeup GPEs
*/
status = acpi_hw_disable_all_gpes();
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
-
acpi_gbl_system_awake_and_running = FALSE;
status = acpi_hw_enable_all_wakeup_gpes();
diff --git a/drivers/acpi/sleep/main.c b/drivers/acpi/sleep/main.c
index 485de13..c9a733f 100644
--- a/drivers/acpi/sleep/main.c
+++ b/drivers/acpi/sleep/main.c
@@ -170,7 +170,7 @@ static int acpi_pm_enter(suspend_state_t
/* Reprogram control registers and execute _BFS */
acpi_leave_sleep_state_prep(acpi_state);
- /* ACPI 3.0 specs (P62) says that it's the responsabilty
+ /* ACPI 3.0 specs (P62) says that it's the responsibility
* of the OSPM to clear the status bit [ implying that the
* POWER_BUTTON event should not reach userspace ]
*/
diff --git a/kernel/power/Kconfig b/kernel/power/Kconfig
index ef9b802..78bb205 100644
--- a/kernel/power/Kconfig
+++ b/kernel/power/Kconfig
@@ -74,14 +74,14 @@ config PM_TRACE_RTC
RTC across reboots, so that you can debug a machine that just hangs
during suspend (or more commonly, during resume).
- To use this debugging feature you should attempt to suspend the machine,
- then reboot it, then run
+ To use this debugging feature you should attempt to suspend the
+ machine, reboot it and then run
dmesg -s 1000000 | grep 'hash matches'
CAUTION: this option will cause your machine's real-time clock to be
set to an invalid time after a resume.
config PM_SLEEP_SMP
bool
depends on SMP
@@ -123,7 +129,10 @@ config HIBERNATION
called "hibernation" in user interfaces. STD checkpoints the
system and powers it off; and restores that checkpoint on reboot.
- You can suspend your machine with 'echo disk > /sys/power/state'.
+ You can suspend your machine with 'echo disk > /sys/power/state'
+ after placing resume=/dev/swappartition on the kernel command line
+ in your bootloader's configuration file.
+
Alternatively, you can use the additional userland tools available
from <http://suspend.sf.net>.
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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