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[RFC,-next,0/2] refcount: add tracking infrastructure

Message ID 20211117192031.3906502-1-eric.dumazet@gmail.com (mailing list archive)
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Series refcount: add tracking infrastructure | expand

Message

Eric Dumazet Nov. 17, 2021, 7:20 p.m. UTC 
From: Eric Dumazet <edumazet@google.com>

RFC only, I yet have to convert some dev_put()/dev_hold() to show
how this works.

I am posting this because Jakub is working on same issue.

Eric Dumazet (2):
  lib: add reference counting infrastructure
  net: add dev_hold_track() and dev_put_track() helpers

 include/linux/netdevice.h   |  23 +++++++
 include/linux/ref_tracker.h |  78 ++++++++++++++++++++++++
 lib/Kconfig                 |   4 ++
 lib/Makefile                |   2 +
 lib/ref_tracker.c           | 116 ++++++++++++++++++++++++++++++++++++
 net/Kconfig                 |   8 +++
 net/core/dev.c              |   3 +
 7 files changed, 234 insertions(+)
 create mode 100644 include/linux/ref_tracker.h
 create mode 100644 lib/ref_tracker.c