| Date | Mon, 10 Oct 2022 08:49:46 -0700 | From | Jakub Kicinski <> | Subject | Re: [PATCH AUTOSEL 6.0 17/77] genetlink: hold read cb_lock during iteration of genl_fam_idr in genl_bind() |
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On Sun, 9 Oct 2022 18:06:54 -0400 Sasha Levin wrote: > In genl_bind(), currently genl_lock and write cb_lock are taken > for iteration of genl_fam_idr and processing of static values > stored in struct genl_family. Take just read cb_lock for this task > as it is sufficient to guard the idr and the struct against > concurrent genl_register/unregister_family() calls. > > This will allow to run genl command processing in genl_rcv() and > mnl_socket_setsockopt(.., NETLINK_ADD_MEMBERSHIP, ..) in parallel.
Not stable material, please drop.
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