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Currently, there is no such handle in external mempool. Introducing rte_mempool_update_range handle which will let HW(pool manager) know when common layer selects hugepage: For each hugepage - update its start/end address to HW pool manager. Signed-off-by: Santosh Shukla Signed-off-by: Jerin Jacob --- v1 -- v2: - Added RTE_FUNC_PTR_OR_RET lib/librte_mempool/rte_mempool.c | 3 +++ lib/librte_mempool/rte_mempool.h | 22 ++++++++++++++++++++++ lib/librte_mempool/rte_mempool_ops.c | 13 +++++++++++++ lib/librte_mempool/rte_mempool_version.map | 1 + 4 files changed, 39 insertions(+) diff --git a/lib/librte_mempool/rte_mempool.c b/lib/librte_mempool/rte_mempool.c index 4ae2bde53..ea32b65a9 100644 --- a/lib/librte_mempool/rte_mempool.c +++ b/lib/librte_mempool/rte_mempool.c @@ -363,6 +363,9 @@ rte_mempool_populate_phys(struct rte_mempool *mp, char *vaddr, struct rte_mempool_memhdr *memhdr; int ret; + /* update range info to mempool */ + rte_mempool_ops_update_range(mp, vaddr, paddr, len); + /* create the internal ring if not already done */ if ((mp->flags & MEMPOOL_F_POOL_CREATED) == 0) { ret = rte_mempool_ops_alloc(mp); diff --git a/lib/librte_mempool/rte_mempool.h b/lib/librte_mempool/rte_mempool.h index d7c2416f4..b59a522cd 100644 --- a/lib/librte_mempool/rte_mempool.h +++ b/lib/librte_mempool/rte_mempool.h @@ -396,6 +396,11 @@ typedef unsigned (*rte_mempool_get_count)(const struct rte_mempool *mp); */ typedef int (*rte_mempool_get_capabilities_t)(struct rte_mempool *mp); +/** + * Update range info to mempool. + */ +typedef void (*rte_mempool_update_range_t)(const struct rte_mempool *mp, + char *vaddr, phys_addr_t paddr, size_t len); /** Structure defining mempool operations structure */ struct rte_mempool_ops { @@ -406,6 +411,7 @@ struct rte_mempool_ops { rte_mempool_dequeue_t dequeue; /**< Dequeue an object. */ rte_mempool_get_count get_count; /**< Get qty of available objs. */ rte_mempool_get_capabilities_t get_capabilities; /**< Get capability */ + rte_mempool_update_range_t update_range; /**< Update range to mempool */ } __rte_cache_aligned; #define RTE_MEMPOOL_MAX_OPS_IDX 16 /**< Max registered ops structs */ @@ -531,6 +537,22 @@ int rte_mempool_ops_get_capabilities(struct rte_mempool *mp); /** + * @internal wrapper for mempool_ops update_range callback. + * + * @param mp + * Pointer to the memory pool. + * @param vaddr + * Pointer to the buffer virtual address + * @param paddr + * Pointer to the buffer physical address + * @param len + * Pool size + */ +void +rte_mempool_ops_update_range(const struct rte_mempool *mp, + char *vaddr, phys_addr_t paddr, size_t len); + +/** * @internal wrapper for mempool_ops free callback. * * @param mp diff --git a/lib/librte_mempool/rte_mempool_ops.c b/lib/librte_mempool/rte_mempool_ops.c index 84b2f8151..c9df351f3 100644 --- a/lib/librte_mempool/rte_mempool_ops.c +++ b/lib/librte_mempool/rte_mempool_ops.c @@ -86,6 +86,7 @@ rte_mempool_register_ops(const struct rte_mempool_ops *h) ops->dequeue = h->dequeue; ops->get_count = h->get_count; ops->get_capabilities = h->get_capabilities; + ops->update_range = h->update_range; rte_spinlock_unlock(&rte_mempool_ops_table.sl); @@ -136,6 +137,18 @@ rte_mempool_ops_get_capabilities(struct rte_mempool *mp) return ops->get_capabilities(mp); } +/* wrapper to update range info to external mempool */ +void +rte_mempool_ops_update_range(const struct rte_mempool *mp, char *vaddr, + phys_addr_t paddr, size_t len) +{ + struct rte_mempool_ops *ops; + + ops = rte_mempool_get_ops(mp->ops_index); + RTE_FUNC_PTR_OR_RET(ops->update_range); + ops->update_range(mp, vaddr, paddr, len); +} + /* sets mempool ops previously registered by rte_mempool_register_ops. */ int rte_mempool_set_ops_byname(struct rte_mempool *mp, const char *name, diff --git a/lib/librte_mempool/rte_mempool_version.map b/lib/librte_mempool/rte_mempool_version.map index 392388bef..c0ed5a94f 100644 --- a/lib/librte_mempool/rte_mempool_version.map +++ b/lib/librte_mempool/rte_mempool_version.map @@ -46,5 +46,6 @@ DPDK_17.08 { global: rte_mempool_ops_get_capabilities; + rte_mempool_ops_update_range; } DPDK_16.07;