git: ahci - Enforce 10-second poll of chipset
Matthew Dillon
dillon at crater.dragonflybsd.org
Thu Jun 27 22:56:16 PDT 2019
commit 55943ba2cf46d6c55df651af91340cd23e5454ec
Author: Matthew Dillon <dillon at apollo.backplane.com>
Date: Thu Jun 27 22:54:44 2019 -0700
ahci - Enforce 10-second poll of chipset
* Enforce a poll every 10-seconds when the chipset is idle to try to
catch any potential lost interrupts. We have observed a number of
'impossible' timeouts where the chipset registers indicate command
completion, which should only be possible if a completion interrupt
is lost.
Summary of changes:
sys/dev/disk/ahci/ahci_dragonfly.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/55943ba2cf46d6c55df651af91340cd23e5454ec
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