Re: [PATCH v2] f2fs: introduce discard_cpuset mount opt

From: Randy Dunlap
Date: Thu Mar 02 2023 - 01:09:14 EST




On 3/1/23 21:51, Yangtao Li wrote:
> diff --git a/Documentation/filesystems/f2fs.rst b/Documentation/filesystems/f2fs.rst
> index 2055e72871fe..dc005f3b784a 100644
> --- a/Documentation/filesystems/f2fs.rst
> +++ b/Documentation/filesystems/f2fs.rst
> @@ -351,6 +351,8 @@ age_extent_cache Enable an age extent cache based on rb-tree. It records
> data block update frequency of the extent per inode, in
> order to provide better temperature hints for data block
> allocation.
> +discard_cpuset=%u Set the cpumask of dicard thread, it makes the discard

of discard

> + process run faster on a more powerful CPU, or not.
> ======================== ============================================================

--
~Randy