Re: SATA resume slowness, e1000 MSI warning

Jeff Garzik
2007-03-06T05:30:34Z

Ingo Molnar wrote:
> i'm also getting this WARN_ON() from e1000:
>
> BUG: at drivers/pci/msi.c:611 pci_enable_msi()
> [<c01061bd>] show_trace_log_lvl+0x19/0x2e
> [<c01062b6>] show_trace+0x12/0x14
> [<c01062cc>] dump_stack+0x14/0x16
> [<c024fcc4>] pci_enable_msi+0x6d/0x203
> [<c02b709e>] e1000_request_irq+0x2e/0xe2
> [<c02bb742>] e1000_resume+0x7f/0xef
> [<c0249a68>] pci_device_resume+0x1a/0x44
> [<c02b39ec>] resume_device+0xf7/0x16f
> [<c02b3adb>] dpm_resume+0x77/0xcb
> [<c02b3b69>] device_resume+0x3a/0x51
> [<c014e669>] enter_state+0x193/0x1bb
> [<c014e712>] state_store+0x81/0x97
> [<c01b68bc>] subsys_attr_store+0x20/0x25
> [<c01b6feb>] sysfs_write_file+0xce/0xf6
> [<c017e16b>] vfs_write+0xb1/0x13a
> [<c017e899>] sys_write+0x3d/0x61
> [<c0105220>] syscall_call+0x7/0xb
>
> seems harmless because it seems to work fine.

I would poke Eric Biederman(sp?) about this one. Maybe its even solved
by the MSI-enable-related patch he posted in the past 24-48 hours.

Jeff