On Fri, Apr 14, 2017 at 11:23:20AM +0530, Sumit Semwal wrote: > Hello, > > Upstream commit 888022c0473d079bff9b47fb50434b1f20f8f37f > Subject: dma-buf: add support for compat ioctl > Applicable to: 4.5+ stable kernels > > The cc:stable got missed while this patch got applied for mainline; it > allows a 32-bit application to use DMA_BUF_IOCTL_SYNC with 64-bit > kernel. Is this a new feature being added? Why is this a stable kernel patch? And always cc: the authors of the patch involved when asking for a stable backport, it keeps me from having to add them to the cc: when asking questions like this :) thanks, greg k-h