Re: [PATCH mm v2] tracing: incorrect gfp_t conversion

[Steven Rostedt]

On Wed, 11 May 2022 10:20:39 +0300
Vasily Averin <vvs@xxxxxxxxxx> wrote:

> Fixes the following sparse warnings:
> 
> include/trace/events/*: sparse: cast to restricted gfp_t
> include/trace/events/*: sparse: restricted gfp_t degrades to integer
> 
> gfp_t type is bitwise and requires __force attributes for any casts.
> 
> Signed-off-by:	Vasily Averin <vvs@xxxxxxxxxx>
> ---
> v2: 1) re-based to 5.18-rc6
>     2) re-defined __def_gfpflag_names array according to
> 	akpm@, willy@ and Joe Perches recommendations
> ---
>  include/linux/gfp.h               |  2 +-
>  include/trace/events/btrfs.h      |  4 +-
>  include/trace/events/compaction.h |  4 +-
>  include/trace/events/kmem.h       | 12 ++---
>  include/trace/events/mmflags.h    | 84 ++++++++++++++++---------------
>  include/trace/events/vmscan.h     | 16 +++---
>  mm/compaction.c                   |  2 +-
>  7 files changed, 63 insertions(+), 61 deletions(-)

>From the tracing POV:

Acked-by: Steven Rostedt (Google) <rostedt@xxxxxxxxxxx>

-- Steve