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SubjectRe: [PATCH] pm: print the name of failed suspend function for platform device
On Mon, Mar 18, 2013 at 01:58:23PM +0800, Li Fei wrote:
>
> Print more info when platform device suspend function failed.
> Without this patch, we can not get the real platform device suspend
> API info.
>
> Example without this patch:
> pm_op(): platform_pm_suspend+0x0/0x50 returns -11
> PM: Device power.0 failed to suspend: error -11
>
> And with this patch:
> platform_pm_suspend(): power_suspend+0x0/0x30 returns -11
> pm_op(): platform_pm_suspend+0x0/0x80 returns -11
> PM: Device power.0 failed to suspend: error -11

How does that help someone out? One extra line? What is that going to
allow a user to now do?

greg k-h


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