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genirq: Set managed shut down flag at init 

Managed interrupts should start up in managed shutdown mode. Set the status
flag when initialising the irq descriptor.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Tested-by: Juergen Gross <jgross@suse.com>
Tested-by: Yu Chen <yu.c.chen@intel.com>
Acked-by: Juergen Gross <jgross@suse.com>
Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Cc: Tony Luck <tony.luck@intel.com>
Cc: Marc Zyngier <marc.zyngier@arm.com>
Cc: Alok Kataria <akataria@vmware.com>
Cc: Joerg Roedel <joro@8bytes.org>
Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Rui Zhang <rui.zhang@intel.com>
Cc: "K. Y. Srinivasan" <kys@microsoft.com>
Cc: Arjan van de Ven <arjan@linux.intel.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Len Brown <lenb@kernel.org>
Link: https://lkml.kernel.org/r/20170913213152.669687742@linutronix.de
This commit is contained in:
Thomas Gleixner 2017-09-13 23:29:08 +02:00
parent 457f6d3507
commit 239306fee8
1 changed files with 1 additions and 1 deletions
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2
kernel/irq/irqdesc.c
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@ -448,7 +448,7 @@ static int alloc_descs(unsigned int start, unsigned int cnt, int node,
}
}
flags = affinity ? IRQD_AFFINITY_MANAGED : 0;
flags = affinity ? IRQD_AFFINITY_MANAGED | IRQD_MANAGED_SHUTDOWN : 0;
mask = NULL;
for (i = 0; i < cnt; i++) {