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SubjectRe: [PATCH] ipc: optimize semget/shmget/msgget for lots of keys
On Thu, 03 Aug 2017, Guillaume Knispel wrote:

>In linux/init.h I saw that a pure_initcall is reserved to only
>initialize variables and must have no dependency on anything else;
>I interpreted that, + "pure" in the name, thinking we should not e.g.
>allocate in a pure_initcall, however I see that net_ns_init() calls
>kmem_cache_create() and others, so maybe we can keep ipc_ns_init() as
>a pure_initcall?

Yeah, I don't see this as a limitation wrt link order. Among others,
filelocks also do this. Not to mention futexes with alloc_large_system_hash().
So lets just keep this as is.


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