The patch titled
Subject: mm: compaction: use helper isolation_suitable()
has been added to the -mm tree. Its filename is
mm-compaction-use-helper-isolation_suitable.patch
This patch should soon appear at
https://ozlabs.org/~akpm/mmots/broken-out/mm-compaction-use-helper-isolation_suitable.patch
and later at
https://ozlabs.org/~akpm/mmotm/broken-out/mm-compaction-use-helper-isolation_suitable.patch
Before you just go and hit "reply", please:
a) Consider who else should be cc'ed
b) Prefer to cc a suitable mailing list as well
c) Ideally: find the original patch on the mailing list and do a
reply-to-all to that, adding suitable additional cc's
*** Remember to use Documentation/process/submit-checklist.rst when testing your code ***
The -mm tree is included into linux-next and is updated
there every 3-4 working days
------------------------------------------------------
From: Miaohe Lin <linmiaohe@xxxxxxxxxx>
Subject: mm: compaction: use helper isolation_suitable()
Use helper isolation_suitable() to check whether page is suitable to
isolate to simplify the code. Minor readability improvement.
Link: https://lkml.kernel.org/r/20220322110750.60311-1-linmiaohe@xxxxxxxxxx
Signed-off-by: Miaohe Lin <linmiaohe@xxxxxxxxxx>
Reviewed-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/compaction.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/mm/compaction.c~mm-compaction-use-helper-isolation_suitable
+++ a/mm/compaction.c
@@ -899,7 +899,7 @@ isolate_migratepages_block(struct compac
* not falsely conclude that the block should be skipped.
*/
if (!valid_page && IS_ALIGNED(low_pfn, pageblock_nr_pages)) {
- if (!cc->ignore_skip_hint && get_pageblock_skip(page)) {
+ if (!isolation_suitable(cc, page)) {
low_pfn = end_pfn;
page = NULL;
goto isolate_abort;
_
Patches currently in -mm which might be from linmiaohe@xxxxxxxxxx are
mm-mremap-use-helper-mlock_future_check.patch
mm-compaction-use-helper-isolation_suitable.patch
