Hi all,

On Sun, 26 Apr 2020 15:48:35 -0700 Randy Dunlap <rdunlap@infradead.org> wrote:
>
> I had to add 2 small patches to have clean madvise.c builds:
> 
> 
> ---
>  include/linux/syscalls.h |    6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> --- mmotm-2020-0426-0015.orig/include/linux/syscalls.h
> +++ mmotm-2020-0426-0015/include/linux/syscalls.h
> @@ -876,9 +876,9 @@ asmlinkage long sys_munlockall(void);
>  asmlinkage long sys_mincore(unsigned long start, size_t len,
>  				unsigned char __user * vec);
>  asmlinkage long sys_madvise(unsigned long start, size_t len, int behavior);
> -
> -asmlinkage long sys_process_madvise(int which, pid_t pid, unsigned long start,
> -			size_t len, int behavior, unsigned long flags);
> +asmlinkage long sys_process_madvise(int which, pid_t upid,
> +		const struct iovec __user *vec, unsigned long vlen,
> +		int behavior, unsigned long flags);
>  asmlinkage long sys_remap_file_pages(unsigned long start, unsigned long size,
>  			unsigned long prot, unsigned long pgoff,
>  			unsigned long flags);
> 
> ---
> and
> ---
>  mm/madvise.c |    2 ++
>  1 file changed, 2 insertions(+)
> 
> --- mmotm-2020-0426-0015.orig/mm/madvise.c
> +++ mmotm-2020-0426-0015/mm/madvise.c
> @@ -23,12 +23,14 @@
>  #include <linux/file.h>
>  #include <linux/blkdev.h>
>  #include <linux/backing-dev.h>
> +#include <linux/compat.h>
>  #include <linux/pagewalk.h>
>  #include <linux/swap.h>
>  #include <linux/swapops.h>
>  #include <linux/shmem_fs.h>
>  #include <linux/mmu_notifier.h>
>  #include <linux/sched/mm.h>
> +#include <linux/uio.h>
>  
>  #include <asm/tlb.h>
>  

I added these to linux-next today.

-- 
Cheers,
Stephen Rothwell