Merge branch 'tcp-active-reset'

Jason Xing says:

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tcp: completely support active reset

This time the patch series finally covers all the cases in the active
reset logic. After this, we can know the related exact reason(s).

v4
Link:
1. revise the changelog to avoid future confusion in patch [5/7] (Eric)
2. revise the changelog of patch [6/7] like above.
3. add reviewed-by tags (Eric)

v3
Link: https://lore.kernel.org/all/20240731120955.23542-1-kerneljasonxing@gmail.com/
1. introduce TCP_DISCONNECT_WITH_DATA reason (Eric)
2. use a better name 'TCP_KEEPALIVE_TIMEOUT' (Eric)
3. add three reviewed-by tags (Eric)

v2
Link: https://lore.kernel.org/all/20240730133513.99986-1-kerneljasonxing@gmail.com/
1. use RFC 9293 in the comment and changelog instead of old RFC 793
2. correct the comment and changelog in patch 5
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Signed-off-by: David S. Miller <davem@davemloft.net>