Date: Mon, 3 Mar 2008 02:20:59 -1000 (HST) From: Jeff Roberson <jroberson@chesapeake.net> To: Kostik Belousov <kostikbel@gmail.com> Cc: cvs-src@freebsd.org, Jeff Roberson <jeff@freebsd.org>, src-committers@freebsd.org, cvs-all@freebsd.org Subject: Re: cvs commit: src/sys/conf files src/sys/kern init_main.c kern_cpuset.c kern_thread.c syscalls.master src/sys/sys _types.h cpuset.h proc.h types.h src/lib/libc/sys Symbol.map Message-ID: <20080303022041.V920@desktop> In-Reply-To: <20080302110726.GI57756@deviant.kiev.zoral.com.ua> References: <200803020739.m227dNLe039427@repoman.freebsd.org> <20080302110726.GI57756@deviant.kiev.zoral.com.ua>
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On Sun, 2 Mar 2008, Kostik Belousov wrote:
> On Sun, Mar 02, 2008 at 07:39:22AM +0000, Jeff Roberson wrote:
>> jeff 2008-03-02 07:39:22 UTC
>>
>> FreeBSD src repository
>>
>> Modified files:
>> sys/conf files
>> sys/kern init_main.c kern_thread.c syscalls.master
>> sys/sys _types.h types.h proc.h
>> lib/libc/sys Symbol.map
>> Added files:
>> sys/kern kern_cpuset.c
>> sys/sys cpuset.h
>> Log:
>> Add cpuset, an api for thread to cpu binding and cpu resource grouping
>> and assignment.
>> - Add a reference to a struct cpuset in each thread that is inherited from
>> the thread that created it.
>> - Release the reference when the thread is destroyed.
>> - Add prototypes for syscalls and macros for manipulating cpusets in
>> sys/cpuset.h
>> - Add syscalls to create, get, and set new numbered cpusets:
>> cpuset(), cpuset_{get,set}id()
>> - Add syscalls for getting and setting affinity masks for cpusets or
>> individual threads: cpuid_{get,set}affinity()
>> - Add types for the 'level' and 'which' parameters for the cpuset. This
>> will permit expansion of the api to cover cpu masks for other objects
>> identifiable with an id_t integer. For example, IRQs and Jails may be
>> coming soon.
>> - The root set 0 contains all valid cpus. All thread initially belong to
>> cpuset 1. This permits migrating all threads off of certain cpus to
>> reserve them for special applications.
>>
>> Sponsored by: Nokia
>> Discussed with: arch, rwatson, brooks, davidxu, deischen
>> Reviewed by: antoine
>>
>> Revision Changes Path
>> 1.10 +15 -0 src/lib/libc/sys/Symbol.map
>> 1.1275 +1 -0 src/sys/conf/files
>> 1.291 +2 -0 src/sys/kern/init_main.c
>> 1.1 +907 -0 src/sys/kern/kern_cpuset.c (new)
>> 1.266 +5 -1 src/sys/kern/kern_thread.c
>> 1.238 +13 -0 src/sys/kern/syscalls.master
>> 1.24 +3 -0 src/sys/sys/_types.h
>> 1.1 +146 -0 src/sys/sys/cpuset.h (new)
>> 1.504 +2 -1 src/sys/sys/proc.h
>> 1.98 +4 -0 src/sys/sys/types.h
>
> Is the ommission of the 32-bits compat syscalls intended ?
>
No, but thanks for noticing. I need to discuss something with peter
first.
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