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authorStefan Roese <[email protected]>2018-01-30 11:02:55 +0100
committerTejun Heo <[email protected]>2018-02-12 09:17:23 -0800
commit3b61e5121d5c4d0ea79fe90ced8df2fe5cb67dc2 (patch)
tree43ba1a2f9308a993f08299e2a14c35c44fe246e4 /tools/perf/util
parent0d3e45bc6507bd1f8728bf586ebd16c2d9e40613 (diff)
ahci: Add check for device presence (PCIe hot unplug) in ahci_stop_engine()
Exit directly with ENODEV, if the AHCI controller is not available anymore. Otherwise a delay of 500ms for each port is added to the remove function while trying to issue a command on the non-existent controller. Signed-off-by: Stefan Roese <[email protected]> Cc: Tejun Heo <[email protected]> Signed-off-by: Tejun Heo <[email protected]>
Diffstat (limited to 'tools/perf/util')
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