On 05/24/2018 06:05 AM, Pavel Machek wrote: > Hi! > >>>> >>>> OK, see if the following fixes the issue for you, only build tested. >>> >>> Word-wrapped, so I applied by hand. And yes, the oops at boot is >>> gone. Thanks! >> >> Sorry about that, have to check my mail settings. Anyway will post the >> patch again, glad that it fixed your issue. > > Any news here? AFAICT the bug creeped into v4.17-rcX in the > meantime... > The patch has been on linux-next for sometime now. regards Suman > Pavel > >> regards >> Suman >> >>> >>> (Camera still does not work in -next... kills system. Oh well. Lets >>> debug that some other day.) >>> >>>> 8< --------------------- >>>> >From bac9a48fb646dc51f2030d676a0dbe3298c3b134 Mon Sep 17 00:00:00 2001 >>>> From: Suman Anna <s-anna@xxxxxx> >>>> Date: Fri, 9 Mar 2018 16:39:59 -0600 >>>> Subject: [PATCH] media: omap3isp: fix unbalanced dma_iommu_mapping >>>> >>>> The OMAP3 ISP driver manages its MMU mappings through the IOMMU-aware >>>> ARM DMA backend. The current code creates a dma_iommu_mapping and >>>> attaches this to the ISP device, but never detaches the mapping in >>>> either the probe failure paths or the driver remove path resulting >>>> in an unbalanced mapping refcount and a memory leak. Fix this properly. >>>> >>>> Reported-by: Pavel Machek <pavel@xxxxxx> >>>> Signed-off-by: Suman Anna <s-anna@xxxxxx> >>> >>> Tested-by: Pavel Machek <pavel@xxxxxx> >>> Pavel >>> > -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
