Re: [PATCH] rethook: Use __rcu pointer for rethook::handler

Use-__rcu-pointer-for-rethook-handler/20231124-090634 > base: linus/master > patch link: > https://lore.kernel.org/r/170078778632.209874.7893551840863388753.stgit%40devnote2 > patch subject: [PATCH] rethook: Use __rcu pointer for rethook::handler > config: x86_64-randconfig-r113-

Re: [PATCH] rethook: Use __rcu pointer for rethook::handler

rnel.org/r/170078778632.209874.7893551840863388753.stgit%40devnote2 patch subject: [PATCH] rethook: Use __rcu pointer for rethook::handler config: x86_64-randconfig-r113-20231124 (https://download.01.org/0day-ci/archive/20231124/202311241808.rv9ceuah-...@intel.com/config) compiler: clang version 16.0.4 (https://githu

[PATCH] rethook: Use __rcu pointer for rethook::handler

From: Masami Hiramatsu (Google) Since the rethook::handler is an RCU-maganged pointer so that it will notice readers the rethook is stopped (unregistered) or not, it should be an __rcu pointer and use appropriate functions to be accessed. This will use appropriate memory barrier when accessing it