lkml.org 
[lkml]   [2021]   [Dec]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH v2 3/4] binder: read pre-translated fds from sender buffer
On Tue, Nov 30, 2021 at 10:51:51AM -0800, Todd Kjos wrote:
> This patch is to prepare for an up coming patch where we read
> pre-translated fds from the sender buffer and translate them before
> copying them to the target. It does not change run time.
>
> The patch adds two new parameters to binder_translate_fd_array() to
> hold the sender buffer and sender buffer parent. These parameters let
> us call copy_from_user() directly from the sender instead of using
> binder_alloc_copy_from_buffer() to copy from the target. Also the patch
> adds some new alignment checks. Previously the alignment checks would
> have been done in a different place, but this lets us print more
> useful error messages.
>
> Reviewed-by: Martijn Coenen <maco@android.com>
> Signed-off-by: Todd Kjos <tkjos@google.com>
> ---

Looks good.
Acked-by: Christian Brauner <christian.brauner@ubuntu.com>

\
 
 \ /
  Last update: 2021-12-01 15:00    [W:0.135 / U:0.552 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site