Messages in this thread | | | Date | Wed, 14 Jan 2004 21:30:40 +0100 | From | Mauro Andreolini <> | Subject | Re: problems with suspend-to-disk (ACPI), 2.6.1-rc2 |
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Daniele Venzano wrote:
>On Wed, Jan 14, 2004 at 06:59:36PM +0100, m.andreolini@tiscali.it wrote: > > >>I can't even 'tcpdump eth0' since the eth0 interface is not brought up correctly >>on resume: >>ifconfig yields only the loopback entry. >> >> > >If the card isn't even brought up it means that you're lacking power >management completely for that device. > >I'm using pmdisk, perhaps swsusp is using different calls to device drivers, >and no one has ever written them for sis900. >I searched documentation on swsusp interface, but found nothing, >as a matter of fact I assumed that what's in Documentation/power would >apply to both pmdisk and swsusp, since they're similar implementations. > >Check that the patch at: >http://teg.homeunix.org/kernel_patches.html is in your tree. > >If you have time try to match my configuration (2.6.1, pmdisk and sis900 >compiled in) and see if that way it works. > >Bye > > > Hi Daniele,
I've ricompiled 2.6.1 (sis900.diff was already there) and used the pmdisk implementation. The bash still crashes during resume, but the network card is working. The dmesg output is as follows:
<snip>
Stopping tasks: =====================| Freeing memory: ....................| hdc: start_power_step(step: 0) hdc: completing PM request, suspend hda: start_power_step(step: 0) hda: start_power_step(step: 1) hda: complete_power_step(step: 1, stat: 50, err: 0) hda: completing PM request, suspend PM: Attempting to suspend to disk. PM: snapshotting memory. PM: Image restored successfully. bad: scheduling while atomic! Call Trace: [<c0119d36>] schedule+0x586/0x590 [<c0124f7c>] __mod_timer+0xfc/0x170 [<c0125ad3>] schedule_timeout+0x63/0xc0 [<c0125a60>] process_timeout+0x0/0x10 [<c01da6ab>] pci_set_power_state+0xeb/0x190 [<c02338f3>] sis900_resume+0x63/0x130 [<c01dcc06>] pci_device_resume+0x26/0x30 [<c021ecc9>] resume_device+0x29/0x30 [<c021ed04>] dpm_resume+0x34/0x60 [<c021ed49>] device_resume+0x19/0x30 [<c0137228>] finish+0x8/0x40 [<c0138195>] pmdisk_free+0x5/0x10 [<c013738e>] pm_suspend_disk+0x7e/0xc0 [<c0135025>] enter_state+0xa5/0xb0 [<c013511c>] state_store+0x6c/0x76 [<c01889aa>] subsys_attr_store+0x3a/0x40 [<c0188c7b>] flush_write_buffer+0x3b/0x50 [<c0188cf0>] sysfs_write_file+0x60/0x70 [<c015477e>] vfs_write+0xbe/0x130 [<c01548a2>] sys_write+0x42/0x70 [<c010949b>] syscall_call+0x7/0xb
hda: Wakeup request inited, waiting for !BSY... hda: start_power_step(step: 1000) blk: queue ebd6ca00, I/O limit 4095Mb (mask 0xffffffff) hda: completing PM request, resume hdc: Wakeup request inited, waiting for !BSY... hdc: start_power_step(step: 1000) hdc: completing PM request, resume Restarting tasks...<3>bad: scheduling while atomic! Call Trace: [<c0119d36>] schedule+0x586/0x590 [<c0118efe>] try_to_wake_up+0x9e/0x160 [<c0118fde>] wake_up_process+0x1e/0x20 [<c0135438>] thaw_processes+0xb8/0x100 [<c01f63f9>] acpi_pm_finish+0x14/0x38 [<c0137236>] finish+0x16/0x40 [<c013738e>] pm_suspend_disk+0x7e/0xc0 [<c0135025>] enter_state+0xa5/0xb0 [<c013511c>] state_store+0x6c/0x76 [<c01889aa>] subsys_attr_store+0x3a/0x40 [<c0188c7b>] flush_write_buffer+0x3b/0x50 [<c0188cf0>] sysfs_write_file+0x60/0x70 [<c015477e>] vfs_write+0xbe/0x130 [<c01548a2>] sys_write+0x42/0x70 [<c010949b>] syscall_call+0x7/0xb
done bad: scheduling while atomic! Call Trace: [<c0119d36>] schedule+0x586/0x590 [<c01548a2>] sys_write+0x42/0x70 [<c01094c2>] work_resched+0x5/0x16
bad: scheduling while atomic! Call Trace: [<c0119d36>] schedule+0x586/0x590 [<c01187d6>] fixup_exception+0x16/0x40 [<c0117b8e>] __is_prefetch+0x6e/0x220 [<c0117e50>] do_page_fault+0x110/0x512 [<c011dd3d>] printk+0x11d/0x180 [<c011abe7>] sys_sched_yield+0x87/0xd0 [<c0160cb8>] coredump_wait+0x38/0xa0 [<c0160e0b>] do_coredump+0xeb/0x1ec [<c0118ffa>] wake_up_state+0x1a/0x20 [<c0126e24>] specific_send_sig_info+0xc4/0x130 [<c0126838>] __dequeue_signal+0xe8/0x190 [<c0126915>] dequeue_signal+0x35/0xa0 [<c0128dea>] get_signal_to_deliver+0x20a/0x380 [<c0109272>] do_signal+0xe2/0x120 [<c0118d50>] recalc_task_prio+0x90/0x1a0 [<c0119ae4>] schedule+0x334/0x590 [<c0117d40>] do_page_fault+0x0/0x512 [<c0109309>] do_notify_resume+0x59/0x5c [<c01094e6>] work_notifysig+0x13/0x15
note: bash[3588] exited with preempt_count 1 eth0: Abnormal interrupt,status 0x03008001. eth0: Media Link On 100mbps full-duplex
<end of snip>
Thanks for the help.
Bye Mauro Andreolini
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