On Thu, 2018-11-15 at 02:34:27 UTC, Nicholas Piggin wrote: > Commit 4c2de74cc869 ("powerpc/64: Interrupts save PPR on stack rather > than thread_struct") changed sizeof(struct pt_regs) % 16 from 0 to 8, > which causes the interrupt frame allocation on kernel entry to put the > kernel stack out of alignment. > > Add a pad field to fix alignment, and add a BUILD_BUG_ON to catch this > in future. > > Fixes: 4c2de74cc869 ("powerpc/64: Interrupts save PPR on stack rather > than thread_struct") > Signed-off-by: Nicholas Piggin <npig...@gmail.com>
Applied to powerpc fixes, thanks. https://git.kernel.org/powerpc/c/66f93c5a02d5ba6ef17fef45914396 cheers