[LTP] [PATCH 2/3] memcontrol02: Fix anon memory comparison

Richard Palethorpe rpalethorpe@suse.de
Tue Jan 25 15:19:31 CET 2022


Hello,

Cyril Hrubis <chrubis@suse.cz> writes:

> Hi!
>> > All memory is being compared with the size malloc'ed instead of just
>> > anon.
>> > 
>> > Signed-off-by: Richard Palethorpe <rpalethorpe@suse.com>
>> > ---
>> >  testcases/kernel/controllers/memcg/memcontrol02.c | 2 +-
>> >  1 file changed, 1 insertion(+), 1 deletion(-)
>> > 
>> > diff --git a/testcases/kernel/controllers/memcg/memcontrol02.c b/testcases/kernel/controllers/memcg/memcontrol02.c
>> > index 411f5aea6..0d144cf2d 100644
>> > --- a/testcases/kernel/controllers/memcg/memcontrol02.c
>> > +++ b/testcases/kernel/controllers/memcg/memcontrol02.c
>> > @@ -68,7 +68,7 @@ static void alloc_anon_50M_check(void)
>> >  
>> >  	TST_EXP_EXPR(anon > 0, "(memory.stat.anon=%zd) > 0", anon);
>> >  	TST_EXP_EXPR(values_close(size, current, 3),
>> > -		     "(size=%zd) ~= (memory.stat.anon=%zd)", size, current);
>> > +		     "(size=%zd) ~= (memory.stat.anon=%zd)", size, anon);
>> 
>> I do not get this, we compare size and current and then print anon?
>> 
>> Should we just change the memory.stat.annon to memory.current instead?
>
> Or did you forget to change the current in the values_close() to annon
> as well?

Yeah, sorry!

-- 
Thank you,
Richard.


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