Re: [PATCH v2] of/platform: Unconditionally pause/resume sync state during kernel init

From: Greg Kroah-Hartman
Date: Mon Dec 09 2019 - 14:27:37 EST


On Mon, Dec 09, 2019 at 11:22:21AM -0800, Saravana Kannan wrote:
> Commit 5e6669387e22 ("of/platform: Pause/resume sync state during init
> and of_platform_populate()") paused/resumed sync state during init only
> if Linux had parsed and populated a devicetree.
>
> However, the check for that (of_have_populated_dt()) can change after
> of_platform_default_populate_init() executes. One example of this is
> when devicetree unittests are enabled. This causes an unmatched
> pause/resume of sync state. To avoid this, just unconditionally
> pause/resume sync state during init.
>
> Fixes: 5e6669387e22 ("of/platform: Pause/resume sync state during init and of_platform_populate()")
> Reported-by: kernel test robot <lkp@xxxxxxxxx>
> Signed-off-by: Saravana Kannan <saravanak@xxxxxxxxxx>
> Reviewed-by: Frank Rowand <frowand.list@xxxxxxxxx>
> ---
> drivers/of/platform.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)


What changed from v1?

Always put that below the --- line.

v3 please?

thanks,

greg k-h