+ mm-readaheadc-fix-incorrect-comments-for-get_init_ra_size.patch added to -mm tree

+ mm-readaheadc-fix-incorrect-comments-for-get_init_ra_size.patch added to -mm tree

[akpm]

The patch titled
     Subject: mm/readahead.c: fix incorrect comments for get_init_ra_size
has been added to the -mm tree.  Its filename is
     mm-readaheadc-fix-incorrect-comments-for-get_init_ra_size.patch

This patch should soon appear at
    https://ozlabs.org/~akpm/mmots/broken-out/mm-readaheadc-fix-incorrect-comments-for-get_init_ra_size.patch
and later at
    https://ozlabs.org/~akpm/mmotm/broken-out/mm-readaheadc-fix-incorrect-comments-for-get_init_ra_size.patch

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------------------------------------------------------
From: Lin Feng <linf@wangsu.com>
Subject: mm/readahead.c: fix incorrect comments for get_init_ra_size

In fact, formated values returned by get_init_ra_size are not that
intuitive.  This patch make the comments reflect its truth.

Link: https://lkml.kernel.org/r/20211019104812.135602-1-linf@wangsu.com
Signed-off-by: Lin Feng <linf@wangsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 mm/readahead.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/mm/readahead.c~mm-readaheadc-fix-incorrect-comments-for-get_init_ra_size
+++ a/mm/readahead.c
@@ -309,7 +309,7 @@ void force_page_cache_ra(struct readahea
  * Set the initial window size, round to next power of 2 and square
  * for small size, x 4 for medium, and x 2 for large
  * for 128k (32 page) max ra
- * 1-8 page = 32k initial, > 8 page = 128k initial
+ * 1-2 page = 16k, 3-4 page 32k, 5-8 page = 64k, > 8 page = 128k initial
  */
 static unsigned long get_init_ra_size(unsigned long size, unsigned long max)
 {
_

Patches currently in -mm which might be from linf@wangsu.com are

mm-readaheadc-fix-incorrect-comments-for-get_init_ra_size.patch