mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-10-30 16:07:39 +00:00
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>
45 lines
1.2 KiB
C
45 lines
1.2 KiB
C
/*
|
|
* Copyright 2008-2010 Cisco Systems, Inc. All rights reserved.
|
|
* Copyright 2007 Nuova Systems, Inc. All rights reserved.
|
|
*
|
|
* This program is free software; you may redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; version 2 of the License.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
|
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
|
|
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
|
|
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
|
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
* SOFTWARE.
|
|
*/
|
|
|
|
#ifndef _VNIC_RSS_H_
|
|
#define _VNIC_RSS_H_
|
|
|
|
/* RSS key array */
|
|
|
|
#define ENIC_RSS_BYTES_PER_KEY 10
|
|
#define ENIC_RSS_KEYS 4
|
|
#define ENIC_RSS_LEN (ENIC_RSS_BYTES_PER_KEY * ENIC_RSS_KEYS)
|
|
|
|
union vnic_rss_key {
|
|
struct {
|
|
u8 b[ENIC_RSS_BYTES_PER_KEY];
|
|
u8 b_pad[6];
|
|
} key[ENIC_RSS_KEYS];
|
|
u64 raw[8];
|
|
};
|
|
|
|
/* RSS cpu array */
|
|
union vnic_rss_cpu {
|
|
struct {
|
|
u8 b[4] ;
|
|
u8 b_pad[4];
|
|
} cpu[32];
|
|
u64 raw[32];
|
|
};
|
|
|
|
#endif /* _VNIC_RSS_H_ */
|