Re: Rewording language in mbind(2) to "threads" not "processes"

From: Michael Kerrisk (man-pages)
Date: Sat Oct 22 2016 - 06:09:01 EST


On 10/13/2016 08:16 PM, Christoph Lameter wrote:
> On Thu, 13 Oct 2016, Michael Kerrisk (man-pages) wrote:
>
>> @@ -100,7 +100,10 @@ If, however, the shared memory region was created with the
>> .B SHM_HUGETLB
>> flag,
>> the huge pages will be allocated according to the policy specified
>> -only if the page allocation is caused by the process that calls
>> +only if the page allocation is caused by the thread that calls
>> +.\"
>> +.\" ??? Is it correct to change "process" to "thread" in the preceding line?
>
> No leave it as process. Pages get one map refcount per page table
> that references them (meaning a process). More than one map refcount means
> that multiple processes have mapped the page.
>
>> @@ -300,7 +303,10 @@ is specified in
>> .IR flags ,
>> then the kernel will attempt to move all the existing pages
>> in the memory range so that they follow the policy.
>> -Pages that are shared with other processes will not be moved.
>> +Pages that are shared with other threads will not be moved.
>> +.\"
>> +.\" ??? Is it correct to change "processes" to "threads" in the preceding line?
>> +.\"
>
> Leave it. Same as before.
>
>> If
>> then the kernel will attempt to move all existing pages in the memory range
>> -regardless of whether other processes use the pages.
>> -The calling process must be privileged
>> +regardless of whether other threads use the pages.
>> +.\"
>> +.\" ??? Is it correct to change "processes" to "threads" in the preceding line?
>> +.\"
>
> Leave as process.

Thanks. I've reverted these changes.

Cheers,

Michael


--
Michael Kerrisk
Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/
Linux/UNIX System Programming Training: http://man7.org/training/