Reduce dependency on internal details of EAL memory subsystem, and
simplify code.
Signed-off-by: Anatoly Burakov <anatoly.bura...@intel.com>
Tested-by: Santosh Shukla <santosh.shu...@caviumnetworks.com>
Tested-by: Hemant Agrawal <hemant.agra...@nxp.com>
Tested-by: Gowrishankar Muthukrishnan <gowrishanka...@linux.vnet.ibm.com>
---
drivers/net/mlx4/mlx4_mr.c | 18 +++++++-----------
1 file changed, 7 insertions(+), 11 deletions(-)
diff --git a/drivers/net/mlx4/mlx4_mr.c b/drivers/net/mlx4/mlx4_mr.c
index 410d7a7..b7e910d 100644
--- a/drivers/net/mlx4/mlx4_mr.c
+++ b/drivers/net/mlx4/mlx4_mr.c
@@ -126,10 +126,9 @@ mlx4_check_mempool(struct rte_mempool *mp, uintptr_t
*start, uintptr_t *end)
struct mlx4_mr *
mlx4_mr_get(struct priv *priv, struct rte_mempool *mp)
{
- const struct rte_memseg *ms = rte_eal_get_physmem_layout();
+ const struct rte_memseg *ms;
uintptr_t start;
uintptr_t end;
- unsigned int i;
struct mlx4_mr *mr;
if (mlx4_check_mempool(mp, &start, &end) != 0) {
@@ -142,16 +141,13 @@ mlx4_mr_get(struct priv *priv, struct rte_mempool *mp)
(void *)mp, (void *)start, (void *)end,
(size_t)(end - start));
/* Round start and end to page boundary if found in memory segments. */
- for (i = 0; (i < RTE_MAX_MEMSEG) && (ms[i].addr != NULL); ++i) {
- uintptr_t addr = (uintptr_t)ms[i].addr;
- size_t len = ms[i].len;
- unsigned int align = ms[i].hugepage_sz;
+ ms = rte_mem_virt2memseg((void *)start);
+ if (ms != NULL)
+ start = RTE_ALIGN_FLOOR(start, ms->hugepage_sz);
+ ms = rte_mem_virt2memseg((void *)end);
+ if (ms != NULL)
+ end = RTE_ALIGN_CEIL(end, ms->hugepage_sz);
- if ((start > addr) && (start < addr + len))
- start = RTE_ALIGN_FLOOR(start, align);
- if ((end > addr) && (end < addr + len))
- end = RTE_ALIGN_CEIL(end, align);
- }
DEBUG("mempool %p using start=%p end=%p size=%zu for MR",
(void *)mp, (void *)start, (void *)end,
(size_t)(end - start));
--
2.7.4
