This fixes an old bug in iproute2's ss command because it was
reading slabinfo to get statistics. There isn't a better API
to do this, and one can argue that /proc is a UAPI that must
not change.
Therefore this patch set adds a flag to slab to give another
reason to prevent merging, and then uses it in network code.
The patches are against davem's linux-net tree and should also
goto stable as well.
Stephen Hemminger (2):
slab: add flag to block merging of UAPI elements
net: mark slab's used by ss as UAPI
include/linux/slab.h | 6 ++++++
mm/slab_common.c | 2 +-
net/ipv4/tcp.c | 3 ++-
net/ipv4/tcp_ipv4.c | 2 +-
net/ipv6/tcp_ipv6.c | 2 +-
net/socket.c | 6 +++---
6 files changed, 14 insertions(+), 7 deletions(-)
--
2.16.1
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