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mempool: use specific macro for object alignment

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For consistency, RTE_MEMPOOL_ALIGN should be used in place of
RTE_CACHE_LINE_SIZE. They have the same value, because the only arch
that was defining a specific value for it has been removed from DPDK.

Signed-off-by: Olivier Matz <olivier.matz@6wind.com>
Reviewed-by: Andrew Rybchenko <arybchenko@solarflare.com>
Acked-by: Nipun Gupta <nipun.gupta@nxp.com>
This commit is contained in:
Olivier Matz 2019-11-05 16:37:06 +01:00 committed by Thomas Monjalon
parent 84626a0d61
commit b32037f7ef
3 changed files with 5 additions and 2 deletions
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2
lib/librte_mempool/rte_mempool.c
View File

@ -329,7 +329,7 @@ rte_mempool_populate_iova(struct rte_mempool *mp, char *vaddr,
if (mp->flags & MEMPOOL_F_NO_CACHE_ALIGN)
off = RTE_PTR_ALIGN_CEIL(vaddr, 8) - vaddr;
else
off = RTE_PTR_ALIGN_CEIL(vaddr, RTE_CACHE_LINE_SIZE) - vaddr;
off = RTE_PTR_ALIGN_CEIL(vaddr, RTE_MEMPOOL_ALIGN) - vaddr;
if (off > len) {
ret = -EINVAL;

3
lib/librte_mempool/rte_mempool.h
View File

@ -116,6 +116,9 @@ struct rte_mempool_objsz {
#define MEMPOOL_PG_NUM_DEFAULT 1
#ifndef RTE_MEMPOOL_ALIGN
/**
* Alignment of elements inside mempool.
*/
#define RTE_MEMPOOL_ALIGN RTE_CACHE_LINE_SIZE
#endif

2
lib/librte_mempool/rte_mempool_ops_default.c
View File

@ -60,7 +60,7 @@ rte_mempool_op_calc_mem_size_helper(const struct rte_mempool *mp,
}
*min_chunk_size = total_elt_sz;
*align = RTE_CACHE_LINE_SIZE;
*align = RTE_MEMPOOL_ALIGN;
return mem_size;
}