tree 302a43650648835ff3e9027deb847fd5c9667c2b
parent 31ec7dbb6ae668b4c7bb4f9d630f80253b23f0d8
author Arun Lal K M <arun.lal@intel.com> 1640957396 +0000
committer Arun Lal K M <arun.lal@intel.com> 1650350991 +0000

Fix for cpusensor going into D state.

When PECI driver returns the error code EAGAIN, async_read_until will
go into a keep trying again loop. As async_read_until does not handle
EAGAIN reliably.

Same issue was identified and fix for PSUSensor:
https://github.com/openbmc/dbus-sensors/commit/bcf76717697238e380be785bd28150963ecf0e9e

Fix for this is to use async_wait instead of async_read_until.

Tested:
In Intel system verified cpusensor daemon is not getting into D state
when there is a peci error EAGAIN.
Verified sensors are getting populated as expected when there is no PECI
error.

Signed-off-by: Arun Lal K M <arun.lal@intel.com>
Signed-off-by: Arun P. Mohanan <arun.p.m@linux.intel.com>
Change-Id: I52e35075e522d0ae0d99e1c893db76156e299871