[SRU][Bionic][PATCH 0/1] block: do not use interruptible wait anywhere
joseph.salisbury at canonical.com
Fri Jun 29 13:39:33 UTC 2018
== SRU Justification ==
This upstream bug has been confirmed to affect Ubuntu users. As per the
fix commit (below), the most frequent symptom is a crash of Xorg/Xwayland,
i.e. killing the entire GUI, when a laptop is woken from system sleep.
Frequency of the bug is described as once every few days.
 E.g. this user confirms the bug & very specific workaround:
 E.g. this log of crashes: https://bugzilla.redhat.com/show_bug.cgi?id=1553979#c23
This is a bug in blk-core.c. It is not specific to any one hardware driver.
Technically the suspend bug is triggered by the SCSI core - which is used by *all SATA devices*.
== Fix ==
1dc3039bc87a ("block: do not use interruptible wait anywhere")
== Regression Potential ==
Low. This patch has been sent to stable, so it has had additional
== Test Case ==
A test kernel was built with this patch and tested by the original bug reporter.
The bug reporter states the test kernel resolved the bug.
Alan Jenkins (1):
block: do not use interruptible wait anywhere
block/blk-core.c | 11 ++++-------
1 file changed, 4 insertions(+), 7 deletions(-)
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