kybaaz/linux-xiaomi-chiron
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

tracing: incorrect gfp_t conversion

Browse source 
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.

Link: https://lkml.kernel.org/r/331d88fe-f4f7-657c-02a2-d977f15fbff6@openvz.org
Signed-off-by: Vasily Averin <vvs@openvz.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Ingo Molnar <mingo@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Vasily Averin 2022-05-12 20:23:08 -07:00 • committed by Andrew Morton
parent e7be8d1dd9
commit fe573327ff
7 changed files with 59 additions and 59 deletions
Download patch file Download diff file Expand all files Collapse all files

2
include/linux/gfp.h
View file

@ -367,7 +367,7 @@ static inline int gfp_migratetype(const gfp_t gfp_flags)
return MIGRATE_UNMOVABLE;
/* Group based on mobility */
return (gfp_flags & GFP_MOVABLE_MASK) >> GFP_MOVABLE_SHIFT;
return (__force unsigned long)(gfp_flags & GFP_MOVABLE_MASK) >> GFP_MOVABLE_SHIFT;
}
#undef GFP_MOVABLE_MASK
#undef GFP_MOVABLE_SHIFT