The following commit has been merged into the locking/core branch of tip: Commit-ID: 9e860351550b28901a78f122b1e2dc97f78ba369 Gitweb: https://git.kernel.org/tip/9e860351550b28901a78f122b1e2dc97f78ba369 Author: Thomas Gleixner <tglx@xxxxxxxxxxxxx> AuthorDate: Sat, 21 Mar 2020 20:22:10 +01:00 Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx> CommitterDate: Sat, 28 Mar 2020 11:45:39 +01:00 m68knommu: Remove mm.h include from uaccess_no.h In file included from include/linux/huge_mm.h:8, from include/linux/mm.h:567, from arch/m68k/include/asm/uaccess_no.h:8, from arch/m68k/include/asm/uaccess.h:3, from include/linux/uaccess.h:11, from include/linux/sched/task.h:11, from include/linux/sched/signal.h:9, from include/linux/rcuwait.h:6, from include/linux/percpu-rwsem.h:7, from kernel/locking/percpu-rwsem.c:6: include/linux/fs.h:1422:29: error: array type has incomplete element type 'struct percpu_rw_semaphore' 1422 | struct percpu_rw_semaphore rw_sem[SB_FREEZE_LEVELS]; Removing the include of linux/mm.h from the uaccess header solves the problem and various build tests of nommu configurations still work. Fixes: 80fbaf1c3f29 ("rcuwait: Add @state argument to rcuwait_wait_event()") Reported-by: kbuild test robot <lkp@xxxxxxxxx> Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx> Acked-by: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx> Link: https://lkml.kernel.org/r/87fte1qzh0.fsf@xxxxxxxxxxxxxxxxxxxxxxx --- arch/m68k/include/asm/uaccess_no.h | 1 - 1 file changed, 1 deletion(-) diff --git a/arch/m68k/include/asm/uaccess_no.h b/arch/m68k/include/asm/uaccess_no.h index 6bc80c3..a24cfe4 100644 --- a/arch/m68k/include/asm/uaccess_no.h +++ b/arch/m68k/include/asm/uaccess_no.h @@ -5,7 +5,6 @@ /* * User space memory access functions */ -#include <linux/mm.h> #include <linux/string.h> #include <asm/segment.h>