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Date: Wed, 21 Jun 2017 11:12:24 +0300 From: Gal Pressman <galp@...lanox.com> To: David Laight <David.Laight@...LAB.COM>, 'Saeed Mahameed' <saeedm@...lanox.com>, "David S. Miller" <davem@...emloft.net> Cc: "netdev@...r.kernel.org" <netdev@...r.kernel.org>, "kernel-team@...com" <kernel-team@...com> Subject: Re: [net-next 11/15] net/mlx5e: Reduce number of heap allocated buffers for update stats >> + u32 in[MLX5_ST_SZ_DW(ppcnt_reg)] = {0}; > How big is that? > > Allocating large on-stack buffers is even worse. Both PPCNT and MPCNT registers are 252 bytes. I don't see a problem allocating them on the stack.
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