[PATCH v2 0/4] sock: Improve condition on sockmem pressure

From: Abel Wu
Date: Mon May 22 2023 - 03:05:15 EST


Currently the memcg's status is also accounted into the socket's
memory pressure to alleviate the memcg's memstall. But there are
still cases that can be improved. Please check the patches for
detailed info.

v2:
- Splited into several patches and modified commit log for
better readability.
- Make memcg's pressure consideration function-wide in
__sk_mem_raise_allocated().

v1: https://lore.kernel.org/netdev/20230506085903.96133-1-wuyun.abel@xxxxxxxxxxxxx/

Abel Wu (4):
sock: Always take memcg pressure into consideration
sock: Fix misuse of sk_under_memory_pressure()
sock: Consider memcg pressure when raising sockmem
sock: Remove redundant cond of memcg pressure

include/net/sock.h | 11 +++++++----
net/core/sock.c | 32 +++++++++++++++++++++++---------
2 files changed, 30 insertions(+), 13 deletions(-)

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2.37.3