[dpdk-dev] doc: deprecation notice in 16.04 for rte_mempool changes
Commit Message
Deprecation notice for 16.04 for changes to occur in
release 16.07 for rte_mempool memory reduction.
Signed-off-by: Keith Wiles <keith.wiles@intel.com>
---
doc/guides/rel_notes/deprecation.rst | 10 ++++++++++
1 file changed, 10 insertions(+)
Comments
Hi Keith,
On 02/12/2016 07:38 PM, Keith Wiles wrote:
> Deprecation notice for 16.04 for changes to occur in
> release 16.07 for rte_mempool memory reduction.
>
> Signed-off-by: Keith Wiles <keith.wiles@intel.com>
Acked-by: Olivier Matz <olivier.matz@6wind.com>
Hi Keith,
Here's another ack for this patch, in case it's needed.
On 2/15/2016 9:20 AM, Olivier MATZ wrote:
> Hi Keith,
>
> On 02/12/2016 07:38 PM, Keith Wiles wrote:
>> Deprecation notice for 16.04 for changes to occur in
>> release 16.07 for rte_mempool memory reduction.
>>
>> Signed-off-by: Keith Wiles <keith.wiles@intel.com>
> Acked-by: Olivier Matz <olivier.matz@6wind.com>
Acked-by: David Hunt <david.hunt@intel.com>
> -----Original Message-----
> From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Keith Wiles
> Sent: Friday, February 12, 2016 6:38 PM
> To: dev@dpdk.org
> Subject: [dpdk-dev] [PATCH] doc: deprecation notice in 16.04 for
> rte_mempool changes
>
> Deprecation notice for 16.04 for changes to occur in release 16.07 for
> rte_mempool memory reduction.
>
> Signed-off-by: Keith Wiles <keith.wiles@intel.com>
Acked-by: John McNamara <john.mcnamara@intel.com>
> >> Deprecation notice for 16.04 for changes to occur in
> >> release 16.07 for rte_mempool memory reduction.
> >>
> >> Signed-off-by: Keith Wiles <keith.wiles@intel.com>
> > Acked-by: Olivier Matz <olivier.matz@6wind.com>
> Acked-by: David Hunt <david.hunt@intel.com>
> Acked-by: John McNamara <john.mcnamara@intel.com>
Applied, thanks.
@@ -49,3 +49,13 @@ Deprecation Notices
commands (such as RETA update in testpmd). This should impact
CMDLINE_PARSE_RESULT_BUFSIZE, STR_TOKEN_SIZE and RDLINE_BUF_SIZE.
It should be integrated in release 2.3.
+
+* ABI change is planned for the rte_mempool structure to allow mempool
+ cache support to be dynamic depending on the mempool being created
+ needing cache support. Saves about 1.5M of memory per rte_mempool structure
+ by removing the per lcore cache memory. Change will occur in DPDK 16.07
+ release and will skip the define RTE_NEXT_ABI in DPDK 16.04 release. The
+ code effected is app/test/test_mempool.c and librte_mempool/rte_mempool.[ch].
+ The rte_mempool.local_cache will be converted from an array to a pointer to
+ allow for dynamic allocation of the per lcore cache memory.
+