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SubjectRe: [PATCH v5] blktrace: Fix potentail deadlock between delete & sysfs ops
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On Sat, 2017-09-16 at 19:37 -0700, Waiman Long wrote:
> diff --git a/include/linux/fs.h b/include/linux/fs.h
> index 339e737..330b572 100644
> --- a/include/linux/fs.h
> +++ b/include/linux/fs.h
> @@ -448,7 +448,7 @@ struct block_device {
>
> /* The counter of freeze processes */
> int bd_fsfreeze_count;
> - /* Mutex for freeze */
> + /* Mutex for freeze and blktrace */
> struct mutex bd_fsfreeze_mutex;
> } __randomize_layout;

This patch changes the meaning of bd_fsfreeze_mutex significantly. Please rename
that mutex such that its name matches its new role.

Thanks,

Bart.
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