On Monday 14 August 2006 22:06, Laurent Riffard wrote:
> Le 14.08.2006 19:47, Laurent Riffard a écrit :
> > Le 14.08.2006 18:50, Andrew Morton a écrit :
> >> On Mon, 14 Aug 2006 16:38:47 +0200
> >> Laurent Riffard <[EMAIL PROTECTED]> wrote:
> >>
> >>> Le 13.08.2006 10:24, Andrew Morton a __crit :
> >>>> ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.18-rc4/2.6.18-rc4-mm1/
> >>> Hello,
> >>>
> >>> This morning, while trying to suspend to disk, my box started to loop
> >>> displaying the following message:
> >>> eth0: trigger_send() called with the transmitter busy.
> >>>
> >>> Here is the scenario. I booted 2.6.18-rc4-mm1 with this command line:
> >>> root=/dev/vglinux1/lvroot video=vesafb:ywrap,mtrr splash=silent
> >>> resume=/dev/hdb7 [EMAIL PROTECTED]/,@192.168.0.1/00:0E:9B:91:ED:72 init 1
> >>>
> >>> Then I issued:
> >>> # echo 6 > /proc/sys/kernel/printk
> >>> # echo disk > /sys/power/state
> >> ne2k isn't <ahem> the most actively-maintained driver.
> >>
> >> But most (I think all) net drivers have problems during suspend when
> >> netconsole is active. Does disabling netconsole help?
> >
> > Yes it does.
> >
> >> Did this operation work OK in earlier kernels, with netconsole enabled?
> >
> > It's the first time I see such a message. I can't speak for 2.6.18-rc3-mm2
> > because it could not suspend at all (did hang right after
> > "echo disk > /sys/power/state"), but it worked in earlier kernels.
> >
> > I'll try with plain 2.6.18-rc4.
>
> Same problem with 2.6.18-rc4.
I think something like this will help (untested):
kernel/power/disk.c | 7 +++++++
1 files changed, 7 insertions(+)
Index: linux-2.6.18-rc4-mm1/kernel/power/disk.c
===================================================================
--- linux-2.6.18-rc4-mm1.orig/kernel/power/disk.c
+++ linux-2.6.18-rc4-mm1/kernel/power/disk.c
@@ -119,8 +119,10 @@ int pm_suspend_disk(void)
if (error)
return error;
+ suspend_console();
error = device_suspend(PMSG_FREEZE);
if (error) {
+ resume_console();
printk("Some devices failed to suspend\n");
unprepare_processes();
return error;
@@ -133,6 +135,7 @@ int pm_suspend_disk(void)
if (in_suspend) {
device_resume();
+ resume_console();
pr_debug("PM: writing image.\n");
error = swsusp_write();
if (!error)
@@ -148,6 +151,7 @@ int pm_suspend_disk(void)
swsusp_free();
Done:
device_resume();
+ resume_console();
unprepare_processes();
return error;
}
@@ -212,7 +216,9 @@ static int software_resume(void)
pr_debug("PM: Preparing devices for restore.\n");
+ suspend_console();
if ((error = device_suspend(PMSG_PRETHAW))) {
+ resume_console();
printk("Some devices failed to suspend\n");
swsusp_free();
goto Thaw;
@@ -224,6 +230,7 @@ static int software_resume(void)
swsusp_resume();
pr_debug("PM: Restore failed, recovering.n");
device_resume();
+ resume_console();
Thaw:
unprepare_processes();
Done:
-
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