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authorJens Axboe <axboe@kernel.dk>2017-08-28 13:00:44 -0600
committerJens Axboe <axboe@kernel.dk>2017-08-28 13:00:44 -0600
commitcd996fb47c360320cf25ac9503c16de085ea9cfc (patch)
tree38a4730b2c031afe7daf632064f9687f1e09194e /include/linux/irq.h
parente9a823fb34a8b0fcba6e112aa1003258a1a5af50 (diff)
parentcc4a41fe5541a73019a864883297bd5043aa6d98 (diff)
downloadlwn-cd996fb47c360320cf25ac9503c16de085ea9cfc.tar.gz
lwn-cd996fb47c360320cf25ac9503c16de085ea9cfc.zip
Merge tag 'v4.13-rc7' into for-4.14/block-postmerge
Linux 4.13-rc7 Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'include/linux/irq.h')
-rw-r--r--include/linux/irq.h7
1 files changed, 6 insertions, 1 deletions
diff --git a/include/linux/irq.h b/include/linux/irq.h
index 00db35b61e9e..d2d543794093 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -388,7 +388,12 @@ static inline irq_hw_number_t irqd_to_hwirq(struct irq_data *d)
* @irq_mask_ack: ack and mask an interrupt source
* @irq_unmask: unmask an interrupt source
* @irq_eoi: end of interrupt
- * @irq_set_affinity: set the CPU affinity on SMP machines
+ * @irq_set_affinity: Set the CPU affinity on SMP machines. If the force
+ * argument is true, it tells the driver to
+ * unconditionally apply the affinity setting. Sanity
+ * checks against the supplied affinity mask are not
+ * required. This is used for CPU hotplug where the
+ * target CPU is not yet set in the cpu_online_mask.
* @irq_retrigger: resend an IRQ to the CPU
* @irq_set_type: set the flow type (IRQ_TYPE_LEVEL/etc.) of an IRQ
* @irq_set_wake: enable/disable power-management wake-on of an IRQ