From mboxrd@z Thu Jan 1 00:00:00 1970 From: hch@lst.de (Christoph Hellwig) Date: Fri, 25 May 2018 15:01:16 +0200 Subject: [PATCHv3 4/9] nvme-pci: Rate limit the nvme timeout warnings In-Reply-To: <20180524203500.14081-5-keith.busch@intel.com> References: <20180524203500.14081-1-keith.busch@intel.com> <20180524203500.14081-5-keith.busch@intel.com> Message-ID: <20180525130116.GG23463@lst.de> On Thu, May 24, 2018@02:34:55PM -0600, Keith Busch wrote: > The block layer's timeout handling currently prevents drivers from > completing commands outside the timeout callback once blk-mq decides > they've expired. If a device breaks, this could potentially create many > thousands of timed out commands. There's nothing of value to be gleaned > from observing each of those messages, so this patch adds a rate limit > on them. Looks good, Reviewed-by: Christoph Hellwig