From 1e975578bc30a84547b62bd682b03f8f08bf3a38 Mon Sep 17 00:00:00 2001 From: Wei Dai Date: Tue, 25 Oct 2016 17:01:11 +0200 Subject: [PATCH] mempool: fix search of maximum contiguous pages paddr[i] + pg_sz always points to the start physical address of the 2nd page after pddr[i], so only up to 2 pages can be combinded to be used. With this revision, more than 2 pages can be used. Fixes: 84121f197187 ("mempool: store memory chunks in a list") Signed-off-by: Wei Dai Signed-off-by: Olivier Matz --- lib/librte_mempool/rte_mempool.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/librte_mempool/rte_mempool.c b/lib/librte_mempool/rte_mempool.c index 71017e1d49..e94e56fcce 100644 --- a/lib/librte_mempool/rte_mempool.c +++ b/lib/librte_mempool/rte_mempool.c @@ -428,7 +428,7 @@ rte_mempool_populate_phys_tab(struct rte_mempool *mp, char *vaddr, /* populate with the largest group of contiguous pages */ for (n = 1; (i + n) < pg_num && - paddr[i] + pg_sz == paddr[i+n]; n++) + paddr[i + n - 1] + pg_sz == paddr[i + n]; n++) ; ret = rte_mempool_populate_phys(mp, vaddr + i * pg_sz, -- 2.20.1