From: Mika Westerberg <mika.westerberg@linux.intel.com>
To: Lukas Wunner <lukas@wunner.de>
Cc: Bjorn Helgaas <bhelgaas@google.com>,
"Rafael J. Wysocki" <rafael.j.wysocki@intel.com>,
Ashok Raj <ashok.raj@intel.com>,
Keith Busch <keith.busch@intel.com>,
Yinghai Lu <yinghai@kernel.org>, Sinan Kaya <okaya@kernel.org>,
linux-pci@vger.kernel.org, Rajat Jain <rajatja@google.com>,
Alex Williamson <alex.williamson@redhat.com>
Subject: Re: [PATCH 23/32] PCI: pciehp: Avoid slot access during reset
Date: Thu, 21 Jun 2018 15:06:00 +0300 [thread overview]
Message-ID: <20180621120600.GY2558@lahna.fi.intel.com> (raw)
In-Reply-To: <c91a547edf3d2de26c38a7452cabacf636891e3f.1529173804.git.lukas@wunner.de>
On Sat, Jun 16, 2018 at 09:25:00PM +0200, Lukas Wunner wrote:
> struct controller {
> struct mutex ctrl_lock;
> struct pcie_device *pcie;
> + struct rw_semaphore reset_lock;
Is there any particular reason why you can't use a regular mutex here?
next prev parent reply other threads:[~2018-06-21 12:06 UTC|newest]
Thread overview: 66+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-16 19:25 [PATCH 00/32] Rework pciehp event handling & add runtime PM Lukas Wunner
2018-06-16 19:25 ` [PATCH 04/32] PCI: pciehp: Fix unprotected list iteration in IRQ handler Lukas Wunner
2018-06-16 19:25 ` [PATCH 08/32] genirq: Synchronize only with single thread on free_irq() Lukas Wunner
2018-07-12 22:21 ` Bjorn Helgaas
2018-07-13 7:21 ` Lukas Wunner
2018-07-13 11:44 ` Bjorn Helgaas
2018-07-16 12:37 ` Bjorn Helgaas
2018-07-16 13:37 ` Lukas Wunner
2018-06-16 19:25 ` [PATCH 31/32] PCI: Whitelist native hotplug ports for runtime D3 Lukas Wunner
2018-06-16 19:25 ` [PATCH 19/32] PCI: pciehp: Declare pciehp_enable/disable_slot() static Lukas Wunner
2018-06-16 19:25 ` [PATCH 11/32] PCI: pciehp: Stop blinking on slot enable failure Lukas Wunner
2018-06-16 19:25 ` [PATCH 23/32] PCI: pciehp: Avoid slot access during reset Lukas Wunner
2018-06-21 12:06 ` Mika Westerberg [this message]
2018-06-22 9:23 ` Lukas Wunner
2018-06-25 13:10 ` Mika Westerberg
2018-06-16 19:25 ` [PATCH 01/32] PCI: hotplug: Don't leak pci_slot on registration failure Lukas Wunner
2018-06-16 19:25 ` [PATCH 26/32] PCI: pciehp: Obey compulsory command delay after resume Lukas Wunner
2018-06-16 19:25 ` [PATCH 15/32] PCI: pciehp: Publish to user space last on probe Lukas Wunner
2018-06-16 19:25 ` [PATCH 16/32] PCI: pciehp: Track enable/disable status Lukas Wunner
2018-06-16 19:25 ` [PATCH 32/32] PCI: Whitelist Thunderbolt ports for runtime D3 Lukas Wunner
2018-06-21 11:13 ` Mika Westerberg
2018-07-18 19:30 ` Lukas Wunner
2018-07-20 15:23 ` Mika Westerberg
2018-07-20 16:00 ` Mika Westerberg
2018-07-20 20:33 ` Bjorn Helgaas
2018-06-16 19:25 ` [PATCH 06/32] PCI: pciehp: Declare pciehp_unconfigure_device() void Lukas Wunner
2018-06-16 19:25 ` [PATCH 28/32] PCI: pciehp: Resume to D0 on enable/disable Lukas Wunner
2018-06-16 19:25 ` [PATCH 22/32] PCI: pciehp: Always enable occupied slot on probe Lukas Wunner
2018-06-16 19:25 ` [PATCH 10/32] PCI: pciehp: Convert to threaded polling Lukas Wunner
2018-06-16 19:25 ` [PATCH 13/32] PCI: pciehp: Drop slot workqueue Lukas Wunner
2018-06-16 19:25 ` [PATCH 12/32] PCI: pciehp: Handle events synchronously Lukas Wunner
2018-06-16 19:25 ` [PATCH 21/32] PCI: pciehp: Become resilient to missed events Lukas Wunner
2018-06-16 19:25 ` [PATCH 25/32] PCI: pciehp: Clear spurious events earlier on resume Lukas Wunner
2018-06-16 19:25 ` [PATCH 02/32] PCI: pciehp: Fix UAF on unplug Lukas Wunner
2018-06-16 19:25 ` [PATCH 29/32] PCI: pciehp: Resume parent to D0 on config space access Lukas Wunner
2018-06-16 19:25 ` [PATCH 17/32] PCI: pciehp: Enable/disable exclusively from IRQ thread Lukas Wunner
2018-06-21 11:58 ` Mika Westerberg
2018-06-16 19:25 ` [PATCH 09/32] PCI: pciehp: Convert to threaded IRQ Lukas Wunner
2018-06-19 23:16 ` Keith Busch
2018-06-20 11:01 ` Lukas Wunner
2018-06-16 19:25 ` [PATCH 07/32] PCI: pciehp: Document struct slot and struct controller Lukas Wunner
2018-06-16 19:25 ` [PATCH 20/32] PCI: pciehp: Tolerate initially unstable link Lukas Wunner
2018-06-16 19:25 ` [PATCH 05/32] PCI: pciehp: Drop unnecessary NULL pointer check Lukas Wunner
2018-06-16 19:25 ` [PATCH 30/32] PCI: sysfs: Resume to D0 on function reset Lukas Wunner
2018-06-16 19:25 ` [PATCH 03/32] PCI: pciehp: Fix deadlock on unplug Lukas Wunner
2018-09-06 16:01 ` Mika Westerberg
2018-09-06 16:26 ` Lukas Wunner
2018-09-06 18:08 ` Mika Westerberg
2018-06-16 19:25 ` [PATCH 18/32] PCI: pciehp: Drop enable/disable lock Lukas Wunner
2018-06-16 19:25 ` [PATCH 14/32] PCI: hotplug: Demidlayer registration with the core Lukas Wunner
2018-06-17 16:44 ` Andy Shevchenko
2018-07-16 12:46 ` Bjorn Helgaas
2018-07-16 14:14 ` Andy Shevchenko
2018-06-16 19:25 ` [PATCH 24/32] PCI: portdrv: Deduplicate PM callback iterator Lukas Wunner
2018-06-16 19:25 ` [PATCH 27/32] PCI: pciehp: Support interrupts sent from D3hot Lukas Wunner
2018-07-12 23:03 ` Bjorn Helgaas
2018-06-21 12:19 ` [PATCH 00/32] Rework pciehp event handling & add runtime PM Mika Westerberg
2018-06-27 13:35 ` Patel, Mayurkumar
2018-07-12 22:28 ` Bjorn Helgaas
2018-07-13 7:54 ` Lukas Wunner
2018-07-13 11:43 ` Bjorn Helgaas
2018-07-16 14:20 ` Bjorn Helgaas
2018-07-19 9:43 ` Lukas Wunner
2018-07-19 19:05 ` Bjorn Helgaas
2018-07-19 22:50 ` Bjorn Helgaas
2018-07-28 5:44 ` Lukas Wunner
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