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SubjectRe: [PATCH v4 0/2] nfs/sunrpc: allow freezing of tasks with NFS calls in flight
Date
On Tuesday, November 29, 2011, Jeff Layton wrote:
> This patchset is the fourth attempt at fixing the issues with suspending
> a machine that has an active NFS mount.
>
> The bug reported against Fedora is here:
>
> https://bugzilla.redhat.com/show_bug.cgi?id=717735
>
> The main difference from v3 is that I've fixed a stupid set of errors in
> freezable_schedule_timeout_killable. The if condition was reversed from
> what it should have been, and the code did not call freezer_count()
> again when it was going to return early.
>
> Tejun has mentioned that the extra try_to_freeze() calls are unnecessary
> on top of the pm-freezer changes, but this set should work on as
> expected on top of 3.2-ish kernels. In the meantime, I'll look over the
> pm-freezer changes and see whether I need to make changes in this set
> for 3.3.
>
> Jeff Layton (2):
> sunrpc: make rpc_wait_bit_killable handle freeze events
> nfs: make TASK_KILLABLE sleeps attempt to freeze

Both patches applied to linux-pm/linux-next. I'll move them to
linux-pm/pm-freezer in a couple of days if there are no problems with
them.

Thanks,
Rafael


> fs/nfs/inode.c | 3 ++-
> fs/nfs/nfs3proc.c | 3 ++-
> fs/nfs/nfs4proc.c | 5 +++--
> fs/nfs/proc.c | 3 ++-
> include/linux/freezer.h | 42 ++++++++++++++++++++++++++++++++++++++++++
> net/sunrpc/sched.c | 3 ++-
> 6 files changed, 53 insertions(+), 6 deletions(-)
>
>



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