[RFC v3 0/5] Interrupts API update
David Marchand
david.marchand at redhat.com
Mon Sep 7 14:13:43 CEST 2026
This series is a simple cleanup to have a simpler helper that close all
FD reference in an interrupt handle.
It helped catch one small FD leak in FreeBSD EAL.
This should make life (a bit) easier on driver side and help limit FD
leaks.
--
David Marchand
Changes since RFC v2:
- added unit test for the new API,
- caught some FD leak by code review,
- split patch 3 from v2 in two, and added one debug check (see patch 5),
Changes since RFC v1:
- squashed FreeBSD PCI change,
- updated interrupt unit test,
David Marchand (5):
vdpa/mlx5: fix check on err interrupt FD
eal/freebsd: fix a FD leak in the alarm subsystem
interrupts: mark file descriptors invalid on allocation
interrupts: close interrupt FDs
interrupts: warn on leaked file descriptors
app/test/test_interrupts.c | 89 ++++++++++++++++++-
doc/guides/rel_notes/release_26_11.rst | 7 ++
drivers/bus/cdx/cdx_vfio.c | 16 ++--
drivers/bus/pci/bsd/pci.c | 7 +-
drivers/bus/pci/linux/pci_uio.c | 15 +---
drivers/bus/pci/linux/pci_vfio.c | 29 ++----
drivers/bus/pci/pci_common_uio.c | 18 +---
drivers/bus/vmbus/linux/vmbus_uio.c | 13 +--
drivers/bus/vmbus/vmbus_common_uio.c | 17 +---
drivers/common/cnxk/roc_platform.h | 2 +
drivers/common/mlx5/linux/mlx5_common_os.c | 6 +-
drivers/net/failsafe/failsafe.c | 3 -
drivers/net/mana/mana.c | 5 +-
drivers/net/memif/memif_socket.c | 13 +--
drivers/net/memif/rte_eth_memif.c | 6 --
drivers/net/mlx4/mlx4.c | 3 -
drivers/net/mlx4/mlx4_intr.c | 1 +
drivers/net/sxe2/sxe2_irq.c | 5 +-
drivers/net/tap/rte_eth_tap.c | 2 +-
.../net/virtio/virtio_user/virtio_user_dev.c | 2 +
drivers/raw/cnxk_gpio/cnxk_gpio.c | 3 +
drivers/vdpa/mlx5/mlx5_vdpa_event.c | 6 +-
drivers/vdpa/mlx5/mlx5_vdpa_virtq.c | 1 +
lib/eal/common/eal_common_interrupts.c | 35 ++++++++
lib/eal/freebsd/eal_alarm.c | 8 +-
lib/eal/include/rte_interrupts.h | 29 ++++++
lib/eal/linux/eal_dev.c | 9 +-
27 files changed, 211 insertions(+), 139 deletions(-)
--
2.54.0
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