The mempool memory channel striding optimisation is not necessary on Arm platforms. Update the Programmer's Guide's mempool section to clarify this.
Signed-off-by: Jack Bond-Preston <jack.bond-pres...@foss.arm.com> Reviewed-by: Wathsala Vithanage <wathsala.vithan...@arm.com> --- doc/guides/prog_guide/mempool_lib.rst | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/doc/guides/prog_guide/mempool_lib.rst b/doc/guides/prog_guide/mempool_lib.rst index 4db577fe18..988b0e80c1 100644 --- a/doc/guides/prog_guide/mempool_lib.rst +++ b/doc/guides/prog_guide/mempool_lib.rst @@ -77,6 +77,12 @@ When creating a new pool, the user can specify to use this feature or not. .. _mempool_local_cache: +.. note:: + + This feature is not present for Arm systems. Modern Arm Interconnects choose the SN-F (memory + channel) using a hash of memory address bits. As a result, the load is distributed evenly in all + cases, including the above described, rendering this feature unnecessary. + Local Cache ----------- -- 2.34.1
