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SubjectRe: [PATCH 0/2] PM: Add a switch for disabling/enabling sync() before suspend
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On Wednesday, December 11, 2019 4:59:29 PM CET Jonas Meurer wrote:
> Hello,
>
> Jonas Meurer:
> > Hello,
> >
> > Introduce a new run-time sysfs switch to disable/enable sync() before
> > system suspend. This is useful to avoid races and deadlocks if block
> > devices have been suspended before, e.g. by 'cryptsetup luksSuspend'.
> >
> > The second patch changes the behaviour of build-time switch
> > 'CONFIG_SUSPEND_SKIP_SYNC' accordingly, using the build-time switch value
> > as default for our new run-time switch '/sys/power/sync_on_suspend'.
> >
> > Jonas Meurer (2):
> > PM: Add a switch for disabling/enabling sync() before suspend
> > PM: CONFIG_SUSPEND_SKIP_SYNC sets default for '/sys/power/sync_on_suspend'
> >
> > Documentation/ABI/testing/sysfs-power | 15 +++++++++++++++
> > include/linux/suspend.h | 2 ++
> > kernel/power/Kconfig | 5 ++++-
> > kernel/power/main.c | 33 +++++++++++++++++++++++++++++++++
> > kernel/power/suspend.c | 2 +-
> > 5 files changed, 55 insertions(+), 2 deletions(-)
>
> Any chance to get a review/comment on this patch? What's the next
> logical steps to get it merged?

This is not a super-high priority patchset IMO, but it is in my list of things
to look at.

Thanks!



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