Commit 7eef9300 authored by Jack Morgenstein's avatar Jack Morgenstein Committed by Saeed Mahameed
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net/mlx5: Enhance debug print in page allocation failure 



Provide more details to aid debugging.

Fixes: bf0bf77f ("mlx5: Support communicating arbitrary host page size to firmware")
Signed-off-by: default avatarEran Ben Elisha <eranbe@nvidia.com>
Signed-off-by: default avatarMajd Dibbiny <majd@nvidia.com>
Signed-off-by: default avatarJack Morgenstein <jackm@nvidia.com>
Signed-off-by: default avatarSaeed Mahameed <saeedm@nvidia.com>
parent b63636b6

drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c

+2 −1
Original line number Diff line number Diff line
@@ -211,7 +211,8 @@ static int alloc_4k(struct mlx5_core_dev *dev, u64 *addr, u32 function) 


	n = find_first_bit(&fp->bitmask, 8 * sizeof(fp->bitmask));

	if (n >= MLX5_NUM_4K_IN_PAGE) {

		mlx5_core_warn(dev, "alloc 4k bug\n");

		mlx5_core_warn(dev, "alloc 4k bug: fw page = 0x%llx, n = %u, bitmask: %lu, max num of 4K pages: %d\n",

			       fp->addr, n, fp->bitmask,  MLX5_NUM_4K_IN_PAGE);

		return -ENOENT;

	}

	clear_bit(n, &fp->bitmask);