On Wed, Dec 7, 2016 at 6:39 AM, Ankur Tank <[email protected]> wrote: > Hello Mr. Nelson, > > We made some progress, With below two patches and setting CMA=64, Issue is > not getting reproduced. > https://git.kernel.org/cgit/linux/kernel/git/stable/linux-stable.git/commit/drivers/dma/edma.c?id=5ca9e7ce6eebec53362ff779264143860ccf68cd > https://git.kernel.org/cgit/linux/kernel/git/stable/linux-stable.git/commit/drivers/dma/edma.c?id=e3ddc979465118b7ba46fed7cd10f4421edc3049 > > After this it seems to work, however now issue is tar file(size 460MB) > extraction takes 1 hour as opposed to 4 mins without above patches. > > Above two patches are mostly freeing memory in the edma driver, so root > cause seems to be memory leak in the edma driver(kernel version 3.12). > Even if above two patches are solving issue they are giving major > performance hit, do you know any other kernel patch for edma driver for > kernel 3.12 ?
Sorry Ankur, I've been focusing on v4.9.x, does this probem still exist on a v4.9.x based kernel? Regards, -- Robert Nelson https://rcn-ee.com/ -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/beagleboard/CAOCHtYigz%2BfrHbZRVgBpG0hku4-fg6MfN8mVaAH%3DsRcErJe0rg%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
