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author | Maciej W. Rozycki <macro@orcam.me.uk> | 2023-06-11 19:20:06 +0200 |
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committer | Bjorn Helgaas <bhelgaas@google.com> | 2023-06-20 17:58:53 +0200 |
commit | 08e3ed12ca8615b078ea19488fb45b084e5de16b (patch) | |
tree | ee1204eec8f49db171191c967102a2bbe75b87ca /kernel/watch_queue.c | |
parent | PCI: Work around PCIe link training failures (diff) | |
download | linux-08e3ed12ca8615b078ea19488fb45b084e5de16b.tar.xz linux-08e3ed12ca8615b078ea19488fb45b084e5de16b.zip |
PCI: Add failed link recovery for device reset events
Request failed link recovery with any upstream PCIe bridge where a device
has not come back after reset within PCI_RESET_WAIT time. Reset the
polling interval if recovery succeeded, otherwise continue as usual.
[bhelgaas: inline pcie_parent_link_retrain()]
Link: https://lore.kernel.org/r/alpine.DEB.2.21.2306111631050.64925@angie.orcam.me.uk
Signed-off-by: Maciej W. Rozycki <macro@orcam.me.uk>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'kernel/watch_queue.c')
0 files changed, 0 insertions, 0 deletions