git: 5e05c40aff53 - main - ixv: defer every admin-vector interrupt
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Date: Thu, 06 Aug 2026 11:25:34 UTC
The branch main has been updated by kbowling:
URL: https://cgit.FreeBSD.org/src/commit/?id=5e05c40aff53f2adb366b3c30ff5b98aac0bb54a
commit 5e05c40aff53f2adb366b3c30ff5b98aac0bb54a
Author: Kevin Bowling <kbowling@FreeBSD.org>
AuthorDate: 2026-07-31 12:58:30 +0000
Commit: Kevin Bowling <kbowling@FreeBSD.org>
CommitDate: 2026-08-06 11:23:41 +0000
ixv: defer every admin-vector interrupt
The VF admin vector carries both link and PF mailbox causes, but the
filter schedules the admin task only for link-status changes. Defer
administration for every interrupt so reset and control notifications
are serviced promptly.
MFC after: 1 week
---
sys/dev/ixgbe/if_ixv.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/sys/dev/ixgbe/if_ixv.c b/sys/dev/ixgbe/if_ixv.c
index 24e6fa714a7b..f5e505308aa7 100644
--- a/sys/dev/ixgbe/if_ixv.c
+++ b/sys/dev/ixgbe/if_ixv.c
@@ -734,9 +734,8 @@ ixv_msix_mbx(void *arg)
/* Clear interrupt with write */
IXGBE_WRITE_REG(hw, IXGBE_VTEICR, reg);
- /* Link status change */
- if (reg & IXGBE_EICR_LSC)
- iflib_admin_intr_deferred(sc->ctx);
+ /* The admin vector also carries PF mailbox notifications. */
+ iflib_admin_intr_deferred(sc->ctx);
IXGBE_WRITE_REG(hw, IXGBE_VTEIMS, IXGBE_EIMS_OTHER);