* [PATCH] PCI / PCIe portdrv: Fix pcie_portdrv_slot_reset()
@ 2009-09-14 20:25 Rafael J. Wysocki
2009-09-14 20:39 ` Jesse Barnes
2009-09-14 20:51 ` Daniel Walker
0 siblings, 2 replies; 4+ messages in thread
From: Rafael J. Wysocki @ 2009-09-14 20:25 UTC (permalink / raw)
To: Jesse Barnes; +Cc: LKML, Linux PCI
From: Rafael J. Wysocki <rjw@sisk.pl>
After commit c82f63e411f1b58427c103bd95af2863b1c96dd1
(PCI: check saved state before restore) pcie_portdrv_slot_reset()
may not work correctly if dev->error_state is equal to
pci_channel_io_frozen, because dev->state_saved need not be set at
that time. Fix this issue by setting dev->state_saved before
pci_restore_state() is called in pcie_portdrv_slot_reset().
From: Rafael J. Wysocki <rjw@sisk.pl>
---
drivers/pci/pcie/portdrv_pci.c | 1 +
1 file changed, 1 insertion(+)
Index: linux-2.6/drivers/pci/pcie/portdrv_pci.c
===================================================================
--- linux-2.6.orig/drivers/pci/pcie/portdrv_pci.c
+++ linux-2.6/drivers/pci/pcie/portdrv_pci.c
@@ -205,6 +205,7 @@ static pci_ers_result_t pcie_portdrv_slo
/* If fatal, restore cfg space for possible link reset at upstream */
if (dev->error_state == pci_channel_io_frozen) {
+ dev->state_saved = true;
pci_restore_state(dev);
pcie_portdrv_restore_config(dev);
pci_enable_pcie_error_reporting(dev);
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] PCI / PCIe portdrv: Fix pcie_portdrv_slot_reset()
2009-09-14 20:25 [PATCH] PCI / PCIe portdrv: Fix pcie_portdrv_slot_reset() Rafael J. Wysocki
@ 2009-09-14 20:39 ` Jesse Barnes
2009-09-14 20:51 ` Daniel Walker
1 sibling, 0 replies; 4+ messages in thread
From: Jesse Barnes @ 2009-09-14 20:39 UTC (permalink / raw)
To: Rafael J. Wysocki; +Cc: LKML, Linux PCI
On Mon, 14 Sep 2009 22:25:11 +0200
"Rafael J. Wysocki" <rjw@sisk.pl> wrote:
> From: Rafael J. Wysocki <rjw@sisk.pl>
>
> After commit c82f63e411f1b58427c103bd95af2863b1c96dd1
> (PCI: check saved state before restore) pcie_portdrv_slot_reset()
> may not work correctly if dev->error_state is equal to
> pci_channel_io_frozen, because dev->state_saved need not be set at
> that time. Fix this issue by setting dev->state_saved before
> pci_restore_state() is called in pcie_portdrv_slot_reset().
>
> From: Rafael J. Wysocki <rjw@sisk.pl>
Applied to linux-next, thanks.
--
Jesse Barnes, Intel Open Source Technology Center
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] PCI / PCIe portdrv: Fix pcie_portdrv_slot_reset()
2009-09-14 20:25 [PATCH] PCI / PCIe portdrv: Fix pcie_portdrv_slot_reset() Rafael J. Wysocki
2009-09-14 20:39 ` Jesse Barnes
@ 2009-09-14 20:51 ` Daniel Walker
2009-09-14 21:03 ` Rafael J. Wysocki
1 sibling, 1 reply; 4+ messages in thread
From: Daniel Walker @ 2009-09-14 20:51 UTC (permalink / raw)
To: Rafael J. Wysocki; +Cc: Jesse Barnes, LKML, Linux PCI
On Mon, 2009-09-14 at 22:25 +0200, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <rjw@sisk.pl>
>
> After commit c82f63e411f1b58427c103bd95af2863b1c96dd1
> (PCI: check saved state before restore) pcie_portdrv_slot_reset()
> may not work correctly if dev->error_state is equal to
> pci_channel_io_frozen, because dev->state_saved need not be set at
> that time. Fix this issue by setting dev->state_saved before
> pci_restore_state() is called in pcie_portdrv_slot_reset().
>
> From: Rafael J. Wysocki <rjw@sisk.pl>
> ---
No sign off?
Daniel
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] PCI / PCIe portdrv: Fix pcie_portdrv_slot_reset()
2009-09-14 20:51 ` Daniel Walker
@ 2009-09-14 21:03 ` Rafael J. Wysocki
0 siblings, 0 replies; 4+ messages in thread
From: Rafael J. Wysocki @ 2009-09-14 21:03 UTC (permalink / raw)
To: Daniel Walker; +Cc: Jesse Barnes, LKML, Linux PCI
On Monday 14 September 2009, Daniel Walker wrote:
> On Mon, 2009-09-14 at 22:25 +0200, Rafael J. Wysocki wrote:
> > From: Rafael J. Wysocki <rjw@sisk.pl>
> >
> > After commit c82f63e411f1b58427c103bd95af2863b1c96dd1
> > (PCI: check saved state before restore) pcie_portdrv_slot_reset()
> > may not work correctly if dev->error_state is equal to
> > pci_channel_io_frozen, because dev->state_saved need not be set at
> > that time. Fix this issue by setting dev->state_saved before
> > pci_restore_state() is called in pcie_portdrv_slot_reset().
> >
> > From: Rafael J. Wysocki <rjw@sisk.pl>
> > ---
>
> No sign off?
The second From: should be s-o-b, copy-paste mistake.
Rafael
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2009-09-14 21:02 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
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2009-09-14 20:25 [PATCH] PCI / PCIe portdrv: Fix pcie_portdrv_slot_reset() Rafael J. Wysocki
2009-09-14 20:39 ` Jesse Barnes
2009-09-14 20:51 ` Daniel Walker
2009-09-14 21:03 ` Rafael J. Wysocki
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