From: Alexander Duyck Date: Fri, 15 Apr 2016 17:00:46 +0000 (-0400) Subject: fm10k: Align Rx buffers to 512B blocks X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=fb5677aa26a2ae2c94ffb889ab6802a42bf54b0b;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git fm10k: Align Rx buffers to 512B blocks While reviewing the i40e driver changes to support page based receive I realized that I had overlooked the fact that the fm10k hardware required a 512 byte alignment for Rx buffers. This patch is meant to address that by changing the alignment for Rx buffers to 512 bytes instead of allowing it to be L1 cache aligned. Signed-off-by: Alexander Duyck Tested-by: Krishneil Singh Signed-off-by: Jeff Kirsher --- diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_main.c b/drivers/net/ethernet/intel/fm10k/fm10k_main.c index 0e166e9c90c8..53d02416476c 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_main.c +++ b/drivers/net/ethernet/intel/fm10k/fm10k_main.c @@ -272,7 +272,7 @@ static bool fm10k_add_rx_frag(struct fm10k_rx_buffer *rx_buffer, #if (PAGE_SIZE < 8192) unsigned int truesize = FM10K_RX_BUFSZ; #else - unsigned int truesize = SKB_DATA_ALIGN(size); + unsigned int truesize = ALIGN(size, 512); #endif unsigned int pull_len;