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

From: Christoph Lameter
Date: Thu Oct 13 2016 - 14:22:50 EST


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.