Messages in this thread |  | | Date | Sat, 30 Apr 2022 22:48:08 -0700 | From | ira.weiny@intel ... | Subject | Re: [PATCH v2 0/3] binder: Use kmap_local_page() in binder_alloc.c |
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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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