Re: [PATCH 4.20 12/88] usb: dwc3: gadget: synchronize_irq dwc irq in suspend

Hi Greg,

On 2019-03-04 09:53, Greg Kroah-Hartman wrote:

On Mon, Mar 04, 2019 at 08:46:30AM +0000, He, Bo wrote:

...

Hi, Greg: Marek Szyprowski report the patch has issue that calling synchronize_irq() under dwc->lock spinlock, he has upload the below patch for the issue:

dwc3_gadget_suspend() is called under dwc->lock spinlock. In such context calling synchronize_irq() is not allowed. Move the problematic call out of the protected block to fix the following kernel BUG during system

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Is this patch in Linus's tree yet? If so, what is the git commit id?

If not, is this also an issue in 5.0?

The fix has not been merged yet. The issue is also present in v5.0.

Best regards