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enic: Don't restart on VLAN changes

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In rS360398, a new iflib device method was added with default of opt out
for VLAN events needing an interface reset.

This re-init is unintentional for vmxnet3(4).

MFC after:	2 weeks
Sponsored by:	BBOX.io
Differential Revision:	https://reviews.freebsd.org/D41558
This commit is contained in:
Kevin Bowling 2023-08-24 13:29:10 -07:00
parent b6b75424c5
commit fe6c4e214d
1 changed files with 13 additions and 0 deletions
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13
sys/dev/enic/if_enic.c
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@ -117,6 +117,7 @@ static int enic_dev_wait(struct vnic_dev *, int (*) (struct vnic_dev *, int),
int (*) (struct vnic_dev *, int *), int arg);
static int enic_map_bar(struct enic_softc *, struct enic_bar_info *, int, bool);
static void enic_update_packet_filter(struct enic *enic);
static bool enic_if_needs_restart(if_ctx_t, enum iflib_restart_event);
typedef enum {
ENIC_BARRIER_RD,
@ -174,6 +175,8 @@ static device_method_t enic_iflib_methods[] = {
DEVMETHOD(ifdi_intr_disable, enic_intr_disable_all),
DEVMETHOD(ifdi_msix_intr_assign, enic_msix_intr_assign),
DEVMETHOD(ifdi_needs_restart, enic_if_needs_restart),
DEVMETHOD_END
};
@ -1564,6 +1567,16 @@ enic_update_packet_filter(struct enic *enic)
ENIC_UNLOCK(softc);
}
static bool
enic_if_needs_restart(if_ctx_t ctx __unused, enum iflib_restart_event event)
{
switch (event) {
case IFLIB_RESTART_VLAN_CONFIG:
default:
return (false);
}
}
int
enic_setup_finish(struct enic *enic)
{