Gitweb:     
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=23b168d425ca0ca25257ff8205a39f1c2d1b0f27
Commit:     23b168d425ca0ca25257ff8205a39f1c2d1b0f27
Parent:     1a3b77ae60f19fa85f4cdc34b6c09efb1a18372c
Author:     Pavel Machek <[EMAIL PROTECTED]>
AuthorDate: Tue Feb 5 19:27:12 2008 +0100
Committer:  Len Brown <[EMAIL PROTECTED]>
CommitDate: Thu Feb 7 01:27:17 2008 -0500

    PM: documentation cleanups
    
    Signed-off-by: Pavel Machek <[EMAIL PROTECTED]>
    Acked-by: Rafael J. Wysocki <[EMAIL PROTECTED]>
    Signed-off-by: Len Brown <[EMAIL PROTECTED]>
---
 Documentation/kernel-parameters.txt |    6 ++++--
 Documentation/power/swsusp.txt      |    5 +++++
 drivers/acpi/hardware/hwsleep.c     |    2 +-
 drivers/acpi/sleep/main.c           |    2 +-
 kernel/power/Kconfig                |    9 ++++++---
 5 files changed, 17 insertions(+), 7 deletions(-)

diff --git a/Documentation/kernel-parameters.txt 
b/Documentation/kernel-parameters.txt
index 8fd5aa4..8ea41b6 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -147,8 +147,10 @@ and is between 256 and 4096 characters. It is defined in 
the file
                        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 makes the PC's speaker beep
+                       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 after resuming.
 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_state(u8 
sleep_state)
        }
 
        /*
+        * 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 pm_state)
        /* 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..7983317 100644
--- a/kernel/power/Kconfig
+++ b/kernel/power/Kconfig
@@ -74,8 +74,8 @@ 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'
 
@@ -123,7 +123,10 @@ 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>.
 
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