From 07e1bc785a91e1cb621ac6a098acb222fb0811cf Mon Sep 17 00:00:00 2001 From: Jianbo Liu Date: Tue, 2 Apr 2024 16:30:43 +0300 Subject: net/mlx5: Don't call give_pages() if request 0 page Firmware will return 0 on query BOOT/INIT PAGES for non-page supplier functions (external host PF/VF/SF), so no page is needed to be allocated for them. Signed-off-by: Jianbo Liu Reviewed-by: Parav Pandit Reviewed-by: Moshe Shemesh Signed-off-by: Tariq Toukan Link: https://lore.kernel.org/r/20240402133043.56322-12-tariqt@nvidia.com Signed-off-by: Jakub Kicinski --- drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c b/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c index dcf58efac159..d894a88fa9f2 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c @@ -660,6 +660,9 @@ int mlx5_satisfy_startup_pages(struct mlx5_core_dev *dev, int boot) mlx5_core_dbg(dev, "requested %d %s pages for func_id 0x%x\n", npages, boot ? "boot" : "init", func_id); + if (!npages) + return 0; + return give_pages(dev, func_id, npages, 0, mlx5_core_is_ecpf(dev)); } -- cgit v1.2.3