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author | Ingo Molnar <mingo@kernel.org> | 2017-08-11 14:51:59 +0300 |
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committer | Ingo Molnar <mingo@kernel.org> | 2017-08-11 14:51:59 +0300 |
commit | 040cca3ab2f6f8b8d26e0e4965abea2b9aa14818 (patch) | |
tree | 25709ba52ee06fccf4bfbfbf2897bb8cf86da828 /drivers/usb/host/xhci-pci.c | |
parent | ef0758dd0fd70b98b889af26e27f003656952db8 (diff) | |
parent | b2dbdf2ca1d2803e9cdc46a94554c4a39ffb235a (diff) | |
download | linux-040cca3ab2f6f8b8d26e0e4965abea2b9aa14818.tar.xz |
Merge branch 'linus' into locking/core, to resolve conflicts
Conflicts:
include/linux/mm_types.h
mm/huge_memory.c
I removed the smp_mb__before_spinlock() like the following commit does:
8b1b436dd1cc ("mm, locking: Rework {set,clear,mm}_tlb_flush_pending()")
and fixed up the affected commits.
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/usb/host/xhci-pci.c')
-rw-r--r-- | drivers/usb/host/xhci-pci.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c index 5b0fa553c8bc..8071c8fdd15e 100644 --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -284,6 +284,13 @@ static int xhci_pci_probe(struct pci_dev *dev, const struct pci_device_id *id) driver = (struct hc_driver *)id->driver_data; + /* For some HW implementation, a XHCI reset is just not enough... */ + if (usb_xhci_needs_pci_reset(dev)) { + dev_info(&dev->dev, "Resetting\n"); + if (pci_reset_function_locked(dev)) + dev_warn(&dev->dev, "Reset failed"); + } + /* Prevent runtime suspending between USB-2 and USB-3 initialization */ pm_runtime_get_noresume(&dev->dev); |