5.15-stable review patch. If anyone has any objections, please let me know.
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From: Maciej W. Rozycki macro@orcam.me.uk
[ Upstream commit 1541a21305ceb10fcf3f7cbb23f3e1a00bbf1789 ]
Use dev->link_active_reporting to determine whether Data Link Layer Link Active Reporting is available rather than re-retrieving the capability.
Link: https://lore.kernel.org/r/alpine.DEB.2.21.2305310124100.59226@angie.orcam.me... Signed-off-by: Maciej W. Rozycki macro@orcam.me.uk Signed-off-by: Bjorn Helgaas bhelgaas@google.com Signed-off-by: Sasha Levin sashal@kernel.org --- arch/powerpc/kernel/eeh_pe.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/arch/powerpc/kernel/eeh_pe.c b/arch/powerpc/kernel/eeh_pe.c index a856d9ba42d2..3f55e372f259 100644 --- a/arch/powerpc/kernel/eeh_pe.c +++ b/arch/powerpc/kernel/eeh_pe.c @@ -670,9 +670,8 @@ static void eeh_bridge_check_link(struct eeh_dev *edev) eeh_ops->write_config(edev, cap + PCI_EXP_LNKCTL, 2, val);
/* Check link */ - eeh_ops->read_config(edev, cap + PCI_EXP_LNKCAP, 4, &val); - if (!(val & PCI_EXP_LNKCAP_DLLLARC)) { - eeh_edev_dbg(edev, "No link reporting capability (0x%08x) \n", val); + if (!edev->pdev->link_active_reporting) { + eeh_edev_dbg(edev, "No link reporting capability\n"); msleep(1000); return; }