diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2017-10-17 09:54:57 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2017-10-18 15:38:30 +0200 |
| commit | 2b5175c4fa974b6aa05bbd2ee8d443a8036a1714 (patch) | |
| tree | fb47ac2b4317df9726362579a317af372af94911 | |
| parent | 0696d059f23c05f2dbc3b19ef50e5bdd175b782b (diff) | |
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
| -rw-r--r-- | kernel/irq/Kconfig | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/irq/Kconfig b/kernel/irq/Kconfig index ac1a3e29d3b9..89e355866450 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 |