Messages in this thread | | | Date | Thu, 21 May 2020 15:34:22 -0500 | From | Bin Liu <> | Subject | Re: [PATCH] usb: musb: jz4740: Prevent lockup when CONFIG_SMP is set |
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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 <paul@crapouillou.net>
Queued for v5.8. Thanks. -Bin.
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