From: tip-bot for Thomas Gleixner <tipbot@zytor.com>
To: linux-tip-commits@vger.kernel.org
Cc: saeedm@mellanox.com, hpa@zytor.com, mingo@kernel.org,
decui@microsoft.com, v-micos@microsoft.com, tglx@linutronix.de,
linux-kernel@vger.kernel.org, kys@microsoft.com,
jopoulso@microsoft.com, sixiao@microsoft.com,
bhelgaas@google.com, sthemmin@microsoft.com,
marc.zyngier@arm.com, Jork.Loeser@microsoft.com,
haiyangz@microsoft.com
Subject: [tip:x86/apic] genirq: Add config option for reservation mode
Date: Wed, 18 Oct 2017 06:42:57 -0700 [thread overview]
Message-ID: <tip-2b5175c4fa974b6aa05bbd2ee8d443a8036a1714@git.kernel.org> (raw)
In-Reply-To: <20171017075600.369375409@linutronix.de>
Commit-ID: 2b5175c4fa974b6aa05bbd2ee8d443a8036a1714
Gitweb: https://git.kernel.org/tip/2b5175c4fa974b6aa05bbd2ee8d443a8036a1714
Author: Thomas Gleixner <tglx@linutronix.de>
AuthorDate: Tue, 17 Oct 2017 09:54:57 +0200
Committer: Thomas Gleixner <tglx@linutronix.de>
CommitDate: Wed, 18 Oct 2017 15:38:30 +0200
genirq: Add config option for reservation mode
The interrupt reservation mode requires reactivation of PCI/MSI
interrupts. Create a config option, so the PCI code can set the
corresponding flag when required.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Josh Poulson <jopoulso@microsoft.com>
Cc: Mihai Costache <v-micos@microsoft.com>
Cc: Stephen Hemminger <sthemmin@microsoft.com>
Cc: Marc Zyngier <marc.zyngier@arm.com>
Cc: linux-pci@vger.kernel.org
Cc: Haiyang Zhang <haiyangz@microsoft.com>
Cc: Dexuan Cui <decui@microsoft.com>
Cc: Simon Xiao <sixiao@microsoft.com>
Cc: Saeed Mahameed <saeedm@mellanox.com>
Cc: Jork Loeser <Jork.Loeser@microsoft.com>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: devel@linuxdriverproject.org
Cc: KY Srinivasan <kys@microsoft.com>
Link: https://lkml.kernel.org/r/20171017075600.369375409@linutronix.de
---
kernel/irq/Kconfig | 3 +++
1 file changed, 3 insertions(+)
diff --git a/kernel/irq/Kconfig b/kernel/irq/Kconfig
index ac1a3e2..89e3558 100644
--- a/kernel/irq/Kconfig
+++ b/kernel/irq/Kconfig
@@ -100,6 +100,9 @@ config IRQ_TIMINGS
config GENERIC_IRQ_MATRIX_ALLOCATOR
bool
+config GENERIC_IRQ_RESERVATION_MODE
+ bool
+
config IRQ_DOMAIN_DEBUG
bool "Expose hardware/virtual IRQ mapping via debugfs"
depends on IRQ_DOMAIN && DEBUG_FS
next prev parent reply other threads:[~2017-10-18 13:45 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-17 7:54 [patch 0/3] x86/PCI/MSI: Make sure that irq reservation mode works everywhere Thomas Gleixner
2017-10-17 7:54 ` [patch 1/3] genirq: Add config option for reservation mode Thomas Gleixner
2017-10-17 7:54 ` Thomas Gleixner
2017-10-18 13:42 ` tip-bot for Thomas Gleixner [this message]
2017-10-17 7:54 ` [patch 2/3] PCI/MSI: Set MSI_FLAG_MUST_REACTIVATE in core code Thomas Gleixner
2017-10-17 7:54 ` Thomas Gleixner
2017-10-17 12:28 ` Thomas Gleixner
2017-10-18 13:43 ` [tip:x86/apic] " tip-bot for Thomas Gleixner
2017-10-17 7:54 ` [patch 3/3] x86/vector/msi: Select CONFIG_GENERIC_IRQ_RESERVATION_MODE Thomas Gleixner
2017-10-17 7:54 ` Thomas Gleixner
2017-10-17 18:59 ` Dexuan Cui
2017-10-17 18:59 ` Dexuan Cui
2017-10-17 21:49 ` Thomas Gleixner
2017-10-18 13:43 ` [tip:x86/apic] " tip-bot for Thomas Gleixner
2017-10-20 23:01 ` [patch 0/3] x86/PCI/MSI: Make sure that irq reservation mode works everywhere Bjorn Helgaas
2017-10-21 7:19 ` Thomas Gleixner
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