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| author | Keith Busch <keith.busch@intel.com> | 2017-02-24 17:59:28 -0500 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2017-04-21 16:41:55 +0200 |
| commit | 7776db1ccc123d5944a8c170c9c45f7e91d49643 (patch) | |
| tree | 9ab89673ad47e3db66dabc60672b34ebfcb7ac52 /ipc/util.c | |
| parent | 4363135761e085fbb5ddb16dfbd4322a4d2e5037 (diff) | |
| download | linux-7776db1ccc123d5944a8c170c9c45f7e91d49643.tar.bz2 | |
nvme/pci: Poll CQ on timeout
If an IO timeout occurs, it's helpful to know if the controller did not
post a completion or the driver missed an interrupt. While we never expect
the latter, this patch will make it possible to tell the difference so
we don't have to guess.
Signed-off-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Tested-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Diffstat (limited to 'ipc/util.c')
0 files changed, 0 insertions, 0 deletions