Hi Bin,

The patch it fixes was introduced in 5.7-rc1, is it possible to queue it for the next -rc? Otherwise I'll need to Cc it to linux-stable.


Le jeu. 21 mai 2020 à 15:34, Bin Liu <b-...@ti.com> a écrit :
On Wed, May 20, 2020 at 05:01:11PM +0200, Paul Cercueil wrote:
The function dma_controller_irq() locks up the exact same spinlock we locked before calling it, which obviously resulted in a deadlock when CONFIG_SMP was enabled. This flew under the radar as none of the boards
 supported by this driver needs SMP.

 Fixes: 57aadb46bd63 ("usb: musb: jz4740: Add support for DMA")
 Signed-off-by: Paul Cercueil <p...@crapouillou.net>

Queued for v5.8. Thanks.

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