Re: [PATCH] ipc: optimize semget/shmget/msgget for lots of keys

From	Davidlohr Bueso <dave@stgolabs.net>
Newsgroups	linux.kernel
Subject	Re: [PATCH] ipc: optimize semget/shmget/msgget for lots of keys
Date	2017-08-07 19:40 +0200
Message-ID	<ubUat-3mF-1@gated-at.bofh.it> (permalink)
References	<u9eyL-40A-31@gated-at.bofh.it> <ua87U-6eM-9@gated-at.bofh.it> <uarWX-37e-37@gated-at.bofh.it>
Organization	linux.* mail to news gateway

Show all headers | View raw

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.

Thanks,
Davidlohr

Back to linux.kernel | Previous | Next — Previous in thread | Find similar | Unroll thread

Thread

Re: [PATCH] ipc: optimize semget/shmget/msgget for lots of keys Davidlohr Bueso <dave@stgolabs.net> - 2017-08-02 22:10 +0200
  Re: [PATCH] ipc: optimize semget/shmget/msgget for lots of keys Guillaume Knispel <guillaume.knispel@supersonicimagine.com> - 2017-08-03 19:20 +0200
    Re: [PATCH] ipc: optimize semget/shmget/msgget for lots of keys Davidlohr Bueso <dave@stgolabs.net> - 2017-08-07 19:40 +0200

csiph-web