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List:       acpi4linux
Subject:    [ACPI] Re: save/restore sysdev - re:2.6.9 S4: clock not updated after resume
From:       Pavel Machek <pavel () ucw ! cz>
Date:       2004-10-29 10:18:57
Message-ID: 20041029101857.GA1007 () elf ! ucw ! cz
[Download RAW message or body]

Hi!

> The patch is useless. The sysdev suspend/resume isn't invoked by swsusp,
> as Bjorn has mentioned before.
> http://marc.theaimsgroup.com/?l=linux-kernel&m=109753613422952&w=2

This patch should add sysdev suspend/resume. Can you verify it helps
for you?

								Pavel

--- clean/kernel/power/disk.c	2004-10-01 00:30:32.000000000 +0200
+++ linux/kernel/power/disk.c	2004-10-29 11:57:26.000000000 +0200
@@ -102,6 +116,7 @@
 
 static void finish(void)
 {
+	sysdev_resume();
 	device_resume();
 	platform_finish();
 	enable_nonboot_cpus();
@@ -133,8 +148,12 @@
 	free_some_memory();
 
 	disable_nonboot_cpus();
-	if ((error = device_suspend(PM_SUSPEND_DISK)))
+	if ((error = device_suspend(PMSG_SUSPEND_DISK))) {
+		printk("Some devices failed to suspend\n");
 		goto Finish;
+	}
+
+	sysdev_suspend(PMSG_SUSPEND_DISK);
 
 	return 0;
  Finish:
--- clean/kernel/power/main.c	2004-10-01 00:30:32.000000000 +0200
+++ linux/kernel/power/main.c	2004-10-29 11:56:59.000000000 +0200
@@ -825,6 +812,7 @@
 int swsusp_write(void)
 {
 	int error;
+	sysdev_resume();
 	device_resume();
 	lock_swapdevices();
 	error = write_suspend_image();


-- 
People were complaining that M$ turns users into beta-testers...
...jr ghea gurz vagb qrirybcref, naq gurl frrz gb yvxr vg gung jnl!


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