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SubjectRe: + proc-commit-to-genradix.patch added to -mm tree
On Mon, Dec 17, 2018 at 12:54:58PM -0800, akpm@linux-foundation.org wrote:
> http://ozlabs.org/~akpm/mmots/broken-out/proc-commit-to-genradix.patch
> Subject: proc: commit to genradix
>
> The new generic radix trees have a simpler API and implementation, and no
> limitations on number of elements, so all flex_array users are being
> converted

> --- a/fs/proc/base.c~proc-commit-to-genradix
> +++ a/fs/proc/base.c
> @@ -2142,11 +2142,12 @@ proc_map_files_readdir(struct file *file
> struct task_struct *task;
> struct mm_struct *mm;
> unsigned long nr_files, pos, i;
> - struct flex_array *fa = NULL;
> - struct map_files_info info;
> + GENRADIX(struct map_files_info) fa;
> struct map_files_info *p;
> int ret;
>
> + genradix_init(&fa);

Reviewed-by: Alexey Dobriyan <adobriyan@gmail.com>

I'll try to check performance after New Year.

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