On 2017-12-01 19:01:51 [-0500], Steven Rostedt wrote:
> 4.9.65-rt57-rc2 stable review patch.
> If anyone has any objections, please let me know.
I don't see that you pulled in
locking-rt-mutex-fix-deadlock-in-device-mapper-block.patch
|Subject: [PATCH] locking/rt-mutex: fix deadlock in device mapper / block-IO
which is needed before this can go in.
> ------------------
>
> From: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>
>
> This reverts commit "fs: jbd2: pull your plug when waiting for space".
> This was a duct-tape fix which shouldn't be needed since commit
> "locking/rt-mutex: fix deadlock in device mapper / block-IO".
>
> Cc: stable-rt@xxxxxxxxxxxxxxx
> Signed-off-by: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>
> Signed-off-by: Steven Rostedt (VMware) <rostedt@xxxxxxxxxxx>
> ---
> fs/jbd2/checkpoint.c | 2 --
> 1 file changed, 2 deletions(-)
>
> diff --git a/fs/jbd2/checkpoint.c b/fs/jbd2/checkpoint.c
> index 6e18a06aaabe..684996c8a3a4 100644
> --- a/fs/jbd2/checkpoint.c
> +++ b/fs/jbd2/checkpoint.c
> @@ -116,8 +116,6 @@ void __jbd2_log_wait_for_space(journal_t *journal)
> nblocks = jbd2_space_needed(journal);
> while (jbd2_log_space_left(journal) < nblocks) {
> write_unlock(&journal->j_state_lock);
> - if (current->plug)
> - io_schedule();
> mutex_lock(&journal->j_checkpoint_mutex);
>
> /*
Sebastian
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