From: akpm@linux-foundation.org
To: david@redhat.com, linmiaohe@huawei.com,
mgorman@techsingularity.net, mm-commits@vger.kernel.org,
peterz@infradead.org, sfr@canb.auug.org.au, vbabka@suse.cz
Subject: + mm-page_allocc-use-helper-function-zone_spans_pfn.patch added to -mm tree
Date: Wed, 15 Sep 2021 20:31:29 -0700 [thread overview]
Message-ID: <20210916033129.9ScHc5qgL%akpm@linux-foundation.org> (raw)
The patch titled
Subject: mm/page_alloc.c: use helper function zone_spans_pfn()
has been added to the -mm tree. Its filename is
mm-page_allocc-use-helper-function-zone_spans_pfn.patch
This patch should soon appear at
https://ozlabs.org/~akpm/mmots/broken-out/mm-page_allocc-use-helper-function-zone_spans_pfn.patch
and later at
https://ozlabs.org/~akpm/mmotm/broken-out/mm-page_allocc-use-helper-function-zone_spans_pfn.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@huawei.com>
Subject: mm/page_alloc.c: use helper function zone_spans_pfn()
Use helper function zone_spans_pfn() to check whether pfn is within a zone
to simplify the code slightly.
Link: https://lkml.kernel.org/r/20210902121242.41607-5-linmiaohe@huawei.com
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Acked-by: Mel Gorman <mgorman@techsingularity.net>
Reviewed-by: David Hildenbrand <david@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Vlastimil Babka <vbabka@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
mm/page_alloc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/mm/page_alloc.c~mm-page_allocc-use-helper-function-zone_spans_pfn
+++ a/mm/page_alloc.c
@@ -1581,7 +1581,7 @@ static void __meminit init_reserved_page
for (zid = 0; zid < MAX_NR_ZONES; zid++) {
struct zone *zone = &pgdat->node_zones[zid];
- if (pfn >= zone->zone_start_pfn && pfn < zone_end_pfn(zone))
+ if (zone_spans_pfn(zone, pfn))
break;
}
__init_single_page(pfn_to_page(pfn), pfn, zid, nid);
_
Patches currently in -mm which might be from linmiaohe@huawei.com are
mm-page_allocc-remove-meaningless-vm_bug_on-in-pindex_to_order.patch
mm-page_allocc-simplify-the-code-by-using-macro-k.patch
mm-page_allocc-fix-obsolete-comment-in-free_pcppages_bulk.patch
mm-page_allocc-use-helper-function-zone_spans_pfn.patch
mm-page_allocc-avoid-allocating-highmem-pages-via-alloc_pages_exact.patch
mm-page_isolation-fix-potential-missing-call-to-unset_migratetype_isolate.patch
mm-page_isolation-guard-against-possible-putback-unisolated-page.patch
mm-memory_hotplug-make-hwpoisoned-dirty-swapcache-pages-unmovable.patch
mm-zsmallocc-close-race-window-between-zs_pool_dec_isolated-and-zs_unregister_migration.patch
mm-zsmallocc-combine-two-atomic-ops-in-zs_pool_dec_isolated.patch
reply other threads:[~2021-09-16 3:31 UTC|newest]
Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20210916033129.9ScHc5qgL%akpm@linux-foundation.org \
--to=akpm@linux-foundation.org \
--cc=david@redhat.com \
--cc=linmiaohe@huawei.com \
--cc=linux-kernel@vger.kernel.org \
--cc=mgorman@techsingularity.net \
--cc=mm-commits@vger.kernel.org \
--cc=peterz@infradead.org \
--cc=sfr@canb.auug.org.au \
--cc=vbabka@suse.cz \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).