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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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c33d23c215
Use of well known RSS key might increase attack surface. Switch to a random one, using generic helper so that all ports share a common key. Signed-off-by: Eric Dumazet <edumazet@google.com> Cc: Christian Benvenuti <benve@cisco.com> Cc: Govindarajulu Varadarajan <_govind@gmx.com> Cc: Sujith Sankar <ssujith@cisco.com> Signed-off-by: David S. Miller <davem@davemloft.net>
46 lines
1.2 KiB
C
46 lines
1.2 KiB
C
/*
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* Copyright 2008-2010 Cisco Systems, Inc. All rights reserved.
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* Copyright 2007 Nuova Systems, Inc. All rights reserved.
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*
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* This program is free software; you may redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef _VNIC_RSS_H_
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#define _VNIC_RSS_H_
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/* RSS key array */
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#define ENIC_RSS_BYTES_PER_KEY 10
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#define ENIC_RSS_KEYS 4
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#define ENIC_RSS_LEN (ENIC_RSS_BYTES_PER_KEY * ENIC_RSS_KEYS)
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union vnic_rss_key {
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struct {
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u8 b[ENIC_RSS_BYTES_PER_KEY];
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u8 b_pad[6];
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} key[ENIC_RSS_KEYS];
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u64 raw[8];
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};
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/* RSS cpu array */
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union vnic_rss_cpu {
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struct {
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u8 b[4] ;
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u8 b_pad[4];
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} cpu[32];
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u64 raw[32];
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};
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#endif /* _VNIC_RSS_H_ */
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