linux-kernel - Re: [PATCH v2] PM/sleep: Expose suspend stats in sysfs

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Date:   Thu, 1 Aug 2019 08:19:41 +0200
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Kalesh Singh <kaleshsingh@...gle.com>
Cc:     rjw@...ysocki.net, trong@...gle.com, trong@...roid.com,
        sspatil@...gle.com, hridya@...gle.com, kernel-team@...roid.com,
        linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org
Subject: Re: [PATCH v2] PM/sleep: Expose suspend stats in sysfs

On Wed, Jul 31, 2019 at 02:29:33PM -0700, Kalesh Singh wrote:
> Userspace can get suspend stats from the suspend stats debugfs node.
> Since debugfs doesn't have stable ABI, expose suspend stats in
> sysfs under /sys/power/suspend_stats.
> 
> Signed-off-by: Kalesh Singh <kaleshsingh@...gle.com>
> ---
> Changes in v2:
>   - Added separate show functions for last_failed_* stats, as per Greg
>   - Updated ABI Documentation

This is nice, I didn't even know some of these were in the debugfs
entries, so this should be more helpful to people.

Reviewed-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>