Re: [LTP] [PATCH v3] mbind01, get_mempolicy01: dont use hardcoded node 0

[Wanlong G. <gao...@cn...>]

On 05/25/2012 03:05 PM, Jan Stancek wrote:

> 
> These tests are failing on following setup:
>   # numactl -H
>   available: 2 nodes (0-1)
>   node 0 cpus: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
>   23 24 25 26 27 28 29 30 31
>   node 0 size: 0 MB
>   node 0 free: 0 MB
>   node 1 cpus:
>   node 1 size: 12288 MB
>   node 1 free: 9998 MB
>   node distances:
>   node   0   1
>     0:  10  40
>     1:  40  10
> 
> Avoid hardcoded node 0 by picking first available node obtained using
> get_mempolicy(..., MPOL_F_MEMS_ALLOWED);
> 
> Using whole nodemask doesn't work with MPOL_PREFERRED, because set_mempolicy
> will use only first node and subsequent check for bitmask equality fails.
> 


Thank you Jan,

Acked-by: Wanlong Gao <gao...@cn...>

> Signed-off-by: Jan Stancek <jst...@re...>
> ---
>  .../syscalls/get_mempolicy/get_mempolicy01.c       |   22 ++++++++++++++++++-
>  testcases/kernel/syscalls/mbind/mbind01.c          |   22 ++++++++++++++++++-
>  2 files changed, 40 insertions(+), 4 deletions(-)
> 
> 
> 
> 
> 
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