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| author | Rafael J. Wysocki <rjw@sisk.pl> | 2008-12-07 22:02:58 +0100 |
|---|---|---|
| committer | Jesse Barnes <jbarnes@virtuousgeek.org> | 2009-01-07 11:12:40 -0800 |
| commit | 63f4898ace2788a89ed685672aab092e1c3e50e6 (patch) | |
| tree | ed57eeeb486466697c3d97feaf34396dd2a2b992 /drivers/pci/probe.c | |
| parent | 894886e5d3de0bde2eded8a39bf7e76023fbd791 (diff) | |
| download | op-kernel-dev-63f4898ace2788a89ed685672aab092e1c3e50e6.zip op-kernel-dev-63f4898ace2788a89ed685672aab092e1c3e50e6.tar.gz | |
PCI: handle PCI state saving with interrupts disabled
Since interrupts will soon be disabled at PCI resume time, we need to
pre-allocate memory to save/restore PCI config space (or use GFP_ATOMIC,
but this is safer).
Reported-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: "Rafael J. Wysocki" <rjw@sisk.pl>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'drivers/pci/probe.c')
| -rw-r--r-- | drivers/pci/probe.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index eb2b985..5dcf2b6 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -958,6 +958,9 @@ static void pci_init_capabilities(struct pci_dev *dev) /* MSI/MSI-X list */ pci_msi_init_pci_dev(dev); + /* Buffers for saving PCIe and PCI-X capabilities */ + pci_allocate_cap_save_buffers(dev); + /* Power Management */ pci_pm_init(dev); |
