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SubjectRe: [PATCH v2 0/3] binder: Use kmap_local_page() in binder_alloc.c
On Mon, Apr 25, 2022 at 07:57:51PM +0200, Fabio M. De Francesco wrote:
> Use kmap_local_page() in binder_alloc.c because kmap() and kmap_atomic()
> are being deprecated and kmap_local_page() is preferred where it is
> feasible.
>
> With kmap_local_page(), the mapping is per thread, CPU local and not
> globally visible. Furthermore, the mapping can be acquired from any
> context, including interrupts.

For the series:

Reviewed-by: Ira Weiny <ira.weiny@intel.com>

>
> Fabio M. De Francesco (3):
> binder: Use memset_page() in binder_alloc_clear_buf()
> binder: Use kmap_local_page() in binder_alloc_copy_user_to_buffer()
> binder: Use memcpy_{to,from}_page() in binder_alloc_do_buffer_copy()
>
> drivers/android/binder_alloc.c | 22 +++++-----------------
> 1 file changed, 5 insertions(+), 17 deletions(-)
>
> --
> 2.34.1
>

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