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SubjectRe: [PATCH v5 4/6] mm: simplify compat numa syscalls
On Tue, Jul 27, 2021 at 04:48:57PM +0200, Arnd Bergmann wrote:
> ---
> include/linux/compat.h | 17 ++--
> mm/mempolicy.c | 175 +++++++++++++----------------------------
> 2 files changed, 63 insertions(+), 129 deletions(-)
...
> +static int get_bitmap(unsigned long *mask, const unsigned long __user *nmask,
> + unsigned long maxnode)
> +{
> + unsigned long nlongs = BITS_TO_LONGS(maxnode);
> + int ret;
> +
> + if (in_compat_syscall())
> + ret = compat_get_bitmap(mask,
> + (const compat_ulong_t __user *)nmask,
> + maxnode);

compat_ptr() conversion for e.g. nmask is missing with the next patch
which removes the compat system calls.
Is that intended or am I missing something?

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