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From: Jakub Kicinski <kuba@kernel.org>
To: davem@davemloft.net
Cc: netdev@vger.kernel.org, edumazet@google.com, pabeni@redhat.com,
	andrew+netdev@lunn.ch, horms@kernel.org, 3chas3@gmail.com,
	mitch@sfgoth.com, linux-atm-general@lists.sourceforge.net,
	dwmw2@infradead.org, Jakub Kicinski <kuba@kernel.org>
Subject: [PATCH net-next 0/9] atm: remove more dead code
Date: Sat, 13 Jun 2026 13:10:23 -0700	[thread overview]
Message-ID: <20260613201032.77274-1-kuba@kernel.org> (raw)

Commit 6deb53595092 ("net: remove unused ATM protocols and legacy
ATM device drivers") removed a good chunk of old ATM drivers.
Our goal going forward is to limit the ATM support to PPPoATM
used in ADSL deployments.

A recent burst of AI generated fixes for net/atm/signaling.c and
net/atm/svc.c made me look closer at the remaining code. PPPoATM runs
over permanent virtual circuits (PF_ATMPVC) with a statically
configured VPI/VCI. We can drop switched virtual circuits (SVCs)
and user-space signaling (atmsigd) support. While digging around
I noticed a few more obviously dead pieces of code.

Annoyingly, I have applied one "fix" to QoS config which will
now make net conflict with this series :/

Jakub Kicinski (9):
  atm: remove AAL3/4 transport support
  atm: remove the unused send_oam / push_oam callbacks
  atm: remove dead SONET PHY ioctls
  atm: remove the local ATM (NSAP) address registry
  atm: remove SVC socket support and the signaling daemon interface
  atm: remove the unused change_qos device operation
  atm: remove the unused pre_send and send_bh device operations
  atm: remove unused ATM PHY operations
  atm: remove orphaned uAPI for deleted drivers, protocols and SVCs

 net/atm/Makefile                  |   2 +-
 include/linux/atm_tcp.h           |  24 --
 include/linux/atmdev.h            |  70 +--
 include/uapi/linux/atm_eni.h      |  24 --
 include/uapi/linux/atm_he.h       |  21 -
 include/uapi/linux/atm_idt77105.h |  29 --
 include/uapi/linux/atm_nicstar.h  |  54 ---
 include/uapi/linux/atm_tcp.h      |  62 ---
 include/uapi/linux/atm_zatm.h     |  47 --
 include/uapi/linux/atmarp.h       |  42 --
 include/uapi/linux/atmclip.h      |  22 -
 include/uapi/linux/atmdev.h       |  18 -
 include/uapi/linux/atmlec.h       |  92 ----
 include/uapi/linux/atmmpc.h       | 127 ------
 include/uapi/linux/atmsvc.h       |  56 ---
 net/atm/addr.h                    |  21 -
 net/atm/common.h                  |   5 -
 net/atm/protocols.h               |   1 -
 net/atm/signaling.h               |  31 --
 drivers/atm/solos-pci.c           |   4 -
 net/atm/addr.c                    | 162 -------
 net/atm/atm_sysfs.c               |  25 --
 net/atm/br2684.c                  |   3 +-
 net/atm/common.c                  |  73 +---
 net/atm/ioctl.c                   |  58 ---
 net/atm/pppoatm.c                 |   3 +-
 net/atm/proc.c                    |  56 ---
 net/atm/raw.c                     |  21 +-
 net/atm/resources.c               |  54 ---
 net/atm/signaling.c               | 297 -------------
 net/atm/svc.c                     | 695 ------------------------------
 31 files changed, 14 insertions(+), 2185 deletions(-)
 delete mode 100644 include/linux/atm_tcp.h
 delete mode 100644 include/uapi/linux/atm_eni.h
 delete mode 100644 include/uapi/linux/atm_he.h
 delete mode 100644 include/uapi/linux/atm_idt77105.h
 delete mode 100644 include/uapi/linux/atm_nicstar.h
 delete mode 100644 include/uapi/linux/atm_tcp.h
 delete mode 100644 include/uapi/linux/atm_zatm.h
 delete mode 100644 include/uapi/linux/atmarp.h
 delete mode 100644 include/uapi/linux/atmclip.h
 delete mode 100644 include/uapi/linux/atmlec.h
 delete mode 100644 include/uapi/linux/atmmpc.h
 delete mode 100644 include/uapi/linux/atmsvc.h
 delete mode 100644 net/atm/addr.h
 delete mode 100644 net/atm/signaling.h
 delete mode 100644 net/atm/addr.c
 delete mode 100644 net/atm/signaling.c
 delete mode 100644 net/atm/svc.c

-- 
2.54.0


             reply	other threads:[~2026-06-13 20:10 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-06-13 20:10 Jakub Kicinski [this message]
2026-06-13 20:10 ` [PATCH net-next 1/9] atm: remove AAL3/4 transport support Jakub Kicinski
2026-06-13 20:10 ` [PATCH net-next 2/9] atm: remove the unused send_oam / push_oam callbacks Jakub Kicinski
2026-06-13 20:10 ` [PATCH net-next 3/9] atm: remove dead SONET PHY ioctls Jakub Kicinski
2026-06-13 20:10 ` [PATCH net-next 4/9] atm: remove the local ATM (NSAP) address registry Jakub Kicinski
2026-06-13 20:10 ` [PATCH net-next 5/9] atm: remove SVC socket support and the signaling daemon interface Jakub Kicinski
2026-06-13 20:10 ` [PATCH net-next 6/9] atm: remove the unused change_qos device operation Jakub Kicinski
2026-06-13 20:10 ` [PATCH net-next 7/9] atm: remove the unused pre_send and send_bh device operations Jakub Kicinski
2026-06-13 20:10 ` [PATCH net-next 8/9] atm: remove unused ATM PHY operations Jakub Kicinski
2026-06-13 20:10 ` [PATCH net-next 9/9] atm: remove orphaned uAPI for deleted drivers, protocols and SVCs Jakub Kicinski

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