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authorThomas Gleixner <tglx@linutronix.de>2017-12-29 18:44:34 +0300
committerThomas Gleixner <tglx@linutronix.de>2017-12-29 23:13:04 +0300
commit69790ba92b8d67eaee5e50b30a5b696d40664caf (patch)
treee7e30a5d302e20ead367302421d9cc1a30e2d956 /kernel/irq
parentda5dd9e854d2edd6b02ebfe28583052f922104da (diff)
downloadlinux-69790ba92b8d67eaee5e50b30a5b696d40664caf.tar.xz
genirq: Introduce IRQD_CAN_RESERVE flag
Add a new flag to mark interrupts which can use reservation mode. This is going to be used in subsequent patches to disable reservation mode for a certain class of MSI devices. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Tested-by: Alexandru Chirvasitu <achirvasub@gmail.com> Tested-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Cc: Dou Liyang <douly.fnst@cn.fujitsu.com> Cc: Pavel Machek <pavel@ucw.cz> Cc: Maciej W. Rozycki <macro@linux-mips.org> Cc: Mikael Pettersson <mikpelinux@gmail.com> 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> Cc: Alan Cox <alan@linux.intel.com> Cc: Sakari Ailus <sakari.ailus@intel.com>, Cc: linux-media@vger.kernel.org
Diffstat (limited to 'kernel/irq')
-rw-r--r--kernel/irq/debugfs.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/irq/debugfs.c b/kernel/irq/debugfs.c
index 7f608ac39653..acfaaef8672a 100644
--- a/kernel/irq/debugfs.c
+++ b/kernel/irq/debugfs.c
@@ -113,6 +113,7 @@ static const struct irq_bit_descr irqdata_states[] = {
BIT_MASK_DESCR(IRQD_SETAFFINITY_PENDING),
BIT_MASK_DESCR(IRQD_AFFINITY_MANAGED),
BIT_MASK_DESCR(IRQD_MANAGED_SHUTDOWN),
+ BIT_MASK_DESCR(IRQD_CAN_RESERVE),
BIT_MASK_DESCR(IRQD_FORWARDED_TO_VCPU),