From mboxrd@z Thu Jan 1 00:00:00 1970 From: hch@infradead.org (Christoph Hellwig) Date: Wed, 2 Sep 2015 07:05:17 -0700 Subject: setting nvme irq per cpu affinity in device driver In-Reply-To: <003c01d0e569$dd9a7b40$98cf71c0$@samsung.com> References: <003c01d0e569$dd9a7b40$98cf71c0$@samsung.com> Message-ID: <20150902140517.GA9787@infradead.org> We'll need a proper API in the interrupt subsystem to set the affinity instead of poking directly into the internals. The irq subsystem maintainer already indicated he's fine with adding suh an API in principle. Please go ahead and propose something similar to your implementation, just as an exported API in kernel/irq instead of inside the NVMe driver.