Messages in this thread Patch in this message | | | Date | Wed, 18 Oct 2017 06:42:57 -0700 | From | tip-bot for Thomas Gleixner <> | Subject | [tip:x86/apic] genirq: Add config option for reservation mode |
| |
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
| |