From: Bjorn Helgaas <bhelgaas@google.com>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org,
Yinghai Lu <yinghai@kernel.org>, Dirk Gouders <dirk@gouders.net>,
David Henningsson <david.henningsson@canonical.com>,
Andreas Noever <andreas.noever@gmail.com>
Subject: [GIT PULL] PCI fixes for v3.17
Date: Wed, 24 Sep 2014 10:06:52 -0600 [thread overview]
Message-ID: <20140924160652.GA17609@google.com> (raw)
Hi Linus,
Here are a few fixes that should be in v3.17.
- Reverting "Don't scan random busses" covers up a CardBus regression
having to do with allocating CardBus bus numbers.
- Reverting "Make sure bus numbers stay within parents bounds" covers up
an ACPI _CRS bug that makes us reconfigure a bridge, causing a broken
device behind it to stop responding.
- The pciehp timeout change fixes some code we added in v3.17. Without
the fix, we can send a new hotplug command too early, before the
timeout has expired.
I hope for better fixes for the reverts, but those will have to come after
v3.17.
Bjorn
The following changes since commit 649ae75286793304130e747efa7d1a88daaf7e2e:
Merge branch 'pci/vga'; commit '6a73336bde29' into for-linus (2014-09-18 23:05:06 -0600)
are available in the git repository at:
git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git tags/pci-v3.17-fixes-3
for you to fetch changes up to 7cbeb9f90db8e56856db7568520b735732d34d86:
PCI: pciehp: Fix pcie_wait_cmd() timeout (2014-09-22 20:05:45 -0600)
----------------------------------------------------------------
PCI updates for v3.17:
Enumeration
- Revert "PCI: Don't scan random busses in pci_scan_bridge()" (Bjorn Helgaas)
- Revert "PCI: Make sure bus number resources stay within their parents bounds" (Bjorn Helgaas)
PCI device hotplug
- Fix pciehp pcie_wait_cmd() timeout (Yinghai Lu)
----------------------------------------------------------------
Bjorn Helgaas (2):
Revert "PCI: Don't scan random busses in pci_scan_bridge()"
Revert "PCI: Make sure bus number resources stay within their parents bounds"
Yinghai Lu (1):
PCI: pciehp: Fix pcie_wait_cmd() timeout
drivers/pci/hotplug/pciehp_hpc.c | 2 +-
drivers/pci/probe.c | 20 +++++---------------
2 files changed, 6 insertions(+), 16 deletions(-)
next reply other threads:[~2014-09-24 16:06 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-24 16:06 Bjorn Helgaas [this message]
-- strict thread matches above, loose matches on Subject: below --
2014-09-19 16:45 [GIT PULL] PCI fixes for v3.17 Bjorn Helgaas
2014-09-02 17:58 Bjorn Helgaas
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