Messages in this thread | | | From | Michael Ellerman <> | Subject | Re: powerpc: Fix crash introduced with commit 5657933dbb6e | Date | Tue, 14 Mar 2017 22:46:00 +1100 (AEDT) |
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On Fri, 2017-03-10 at 02:33:51 UTC, Larry Finger wrote: > Code inserted during the code merged between kernels 4.10 and 4.11-rc1 > caused an early panic quickly followed by a complete shutdown for > PowerPC. The traceback was not displayed long enough to read or > photograph, thus it is not reproduced here. > > The problem was bisected to commit 5657933dbb6e ("treewide: Move dma_ops > from struct dev_archdata into struct device"). The problem was a missing > copy of critical information from struct dev_archdata into struct device, > leading to the dereference of a null pointer. > > This fix was suggested by Benjamin Herrenschmidt. > > Fixes: commit 5657933dbb6e ("treewide: Move dma_ops from struct dev_archdata into struct device") > Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net> > Cc: linuxppc-dev@lists.ozlabs.org > Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> > Cc: regressions@leemhuis.info <regressions@leemhuis.info>
Applied to powerpc fixes, thanks.
https://git.kernel.org/powerpc/c/46f401c4297a2232a037ad8801b6c8
cheers
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