Message ID | 1427050378-15004-1-git-send-email-vladz@cloudius-systems.com |
---|---|
State | Awaiting Upstream, archived |
Delegated to: | stephen hemminger |
Headers | show |
On Sun, 2015-03-22 at 20:52 +0200, Vlad Zolotarov wrote: > Add a new option to toggle the ability of querying the RSS > configuration of a specific VF. > > VF RSS information like RSS hash key may be considered sensitive on > some devices where > this information is shared between VF and PF and thus its querying may > be prohibited by default. > > This new option allows a system administrator with privileges to > modify a PF state > to control if the above VF querying is allowed or not. > > For example: > To enable RSS querying of VF[0] of ethX: > >> ip link set dev ethX vf 0 query_rss on > > Signed-off-by: Vlad Zolotarov <vladz@cloudius-systems.com> > --- > include/linux/if_link.h | 8 ++++++++ > ip/iplink.c | 13 +++++++++++++ > 2 files changed, 21 insertions(+) I have added your other patch series to my next-queue tree for further review and testing. I have also made validation aware of this patch to properly review your changes, thanks Vlad.
On 03/23/15 12:42, Jeff Kirsher wrote: > On Sun, 2015-03-22 at 20:52 +0200, Vlad Zolotarov wrote: >> Add a new option to toggle the ability of querying the RSS >> configuration of a specific VF. >> >> VF RSS information like RSS hash key may be considered sensitive on >> some devices where >> this information is shared between VF and PF and thus its querying may >> be prohibited by default. >> >> This new option allows a system administrator with privileges to >> modify a PF state >> to control if the above VF querying is allowed or not. >> >> For example: >> To enable RSS querying of VF[0] of ethX: >> >> ip link set dev ethX vf 0 query_rss on >> >> Signed-off-by: Vlad Zolotarov <vladz@cloudius-systems.com> >> --- >> include/linux/if_link.h | 8 ++++++++ >> ip/iplink.c | 13 +++++++++++++ >> 2 files changed, 21 insertions(+) > I have added your other patch series to my next-queue tree for further > review and testing. I have also made validation aware of this patch to > properly review your changes, thanks Vlad. Great! Thanks, Jeff. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On Sun, 22 Mar 2015 20:52:58 +0200 Vlad Zolotarov <vladz@cloudius-systems.com> wrote: > Add a new option to toggle the ability of querying the RSS configuration of a specific VF. > > VF RSS information like RSS hash key may be considered sensitive on some devices where > this information is shared between VF and PF and thus its querying may be prohibited by default. > > This new option allows a system administrator with privileges to modify a PF state > to control if the above VF querying is allowed or not. > > For example: > To enable RSS querying of VF[0] of ethX: > >> ip link set dev ethX vf 0 query_rss on > > Signed-off-by: Vlad Zolotarov <vladz@cloudius-systems.com> Holding off on this going into iproute until kernel component goes into net-next -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On 03/25/15 00:47, Stephen Hemminger wrote: > On Sun, 22 Mar 2015 20:52:58 +0200 > Vlad Zolotarov <vladz@cloudius-systems.com> wrote: > >> Add a new option to toggle the ability of querying the RSS configuration of a specific VF. >> >> VF RSS information like RSS hash key may be considered sensitive on some devices where >> this information is shared between VF and PF and thus its querying may be prohibited by default. >> >> This new option allows a system administrator with privileges to modify a PF state >> to control if the above VF querying is allowed or not. >> >> For example: >> To enable RSS querying of VF[0] of ethX: >> >> ip link set dev ethX vf 0 query_rss on >> >> Signed-off-by: Vlad Zolotarov <vladz@cloudius-systems.com> > Holding off on this going into iproute until kernel component goes > into net-next Hi. The kernel patches have been pulled by Dave. Could u, pls., proceed with this one? thanks, vlad > -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On 04/13/15 14:04, Vlad Zolotarov wrote: > > > On 03/25/15 00:47, Stephen Hemminger wrote: >> On Sun, 22 Mar 2015 20:52:58 +0200 >> Vlad Zolotarov <vladz@cloudius-systems.com> wrote: >> >>> Add a new option to toggle the ability of querying the RSS >>> configuration of a specific VF. >>> >>> VF RSS information like RSS hash key may be considered sensitive on >>> some devices where >>> this information is shared between VF and PF and thus its querying >>> may be prohibited by default. >>> >>> This new option allows a system administrator with privileges to >>> modify a PF state >>> to control if the above VF querying is allowed or not. >>> >>> For example: >>> To enable RSS querying of VF[0] of ethX: >>> >> ip link set dev ethX vf 0 query_rss on >>> >>> Signed-off-by: Vlad Zolotarov <vladz@cloudius-systems.com> >> Holding off on this going into iproute until kernel component goes >> into net-next > > Hi. The kernel patches have been pulled by Dave. Could u, pls., > proceed with this one? ping ;) > > thanks, > vlad > >> > -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/include/linux/if_link.h b/include/linux/if_link.h index 3450c3f..ca831e2 100644 --- a/include/linux/if_link.h +++ b/include/linux/if_link.h @@ -457,6 +457,9 @@ enum { IFLA_VF_SPOOFCHK, /* Spoof Checking on/off switch */ IFLA_VF_LINK_STATE, /* link state enable/disable/auto switch */ IFLA_VF_RATE, /* Min and Max TX Bandwidth Allocation */ + IFLA_VF_RSS_QUERY_EN, /* RSS Redirection Table and Hash Key query + * on/off switch + */ __IFLA_VF_MAX, }; @@ -489,6 +492,11 @@ struct ifla_vf_spoofchk { __u32 setting; }; +struct ifla_vf_rss_query_en { + __u32 vf; + __u32 setting; +}; + enum { IFLA_VF_LINK_STATE_AUTO, /* link state of the uplink */ IFLA_VF_LINK_STATE_ENABLE, /* link always up */ diff --git a/ip/iplink.c b/ip/iplink.c index 5893ee4..6498041 100644 --- a/ip/iplink.c +++ b/ip/iplink.c @@ -80,6 +80,7 @@ void iplink_usage(void) fprintf(stderr, " [ rate TXRATE ] ] \n"); fprintf(stderr, " [ spoofchk { on | off} ] ] \n"); + fprintf(stderr, " [ query_rss { on | off} ] ] \n"); fprintf(stderr, " [ state { auto | enable | disable} ] ]\n"); fprintf(stderr, " [ master DEVICE ]\n"); fprintf(stderr, " [ nomaster ]\n"); @@ -331,6 +332,18 @@ static int iplink_parse_vf(int vf, int *argcp, char ***argvp, ivs.vf = vf; addattr_l(&req->n, sizeof(*req), IFLA_VF_SPOOFCHK, &ivs, sizeof(ivs)); + } else if (matches(*argv, "query_rss") == 0) { + struct ifla_vf_rss_query_en ivs; + NEXT_ARG(); + if (matches(*argv, "on") == 0) + ivs.setting = 1; + else if (matches(*argv, "off") == 0) + ivs.setting = 0; + else + invarg("Invalid \"query_rss\" value\n", *argv); + ivs.vf = vf; + addattr_l(&req->n, sizeof(*req), IFLA_VF_RSS_QUERY_EN, &ivs, sizeof(ivs)); + } else if (matches(*argv, "state") == 0) { struct ifla_vf_link_state ivl; NEXT_ARG();