[<prev] [next>] [<thread-prev] [day] [month] [year] [list]
Message-Id: <1743715309-318-3-git-send-email-haiyangz@microsoft.com>
Date: Thu, 3 Apr 2025 14:21:49 -0700
From: Haiyang Zhang <haiyangz@...rosoft.com>
To: linux-hyperv@...r.kernel.org,
akpm@...ux-foundation.org,
corbet@....net,
linux-mm@...ck.org,
linux-doc@...r.kernel.org
Cc: haiyangz@...rosoft.com,
decui@...rosoft.com,
kys@...rosoft.com,
paulros@...rosoft.com,
olaf@...fle.de,
vkuznets@...hat.com,
davem@...emloft.net,
wei.liu@...nel.org,
longli@...rosoft.com,
linux-kernel@...r.kernel.org
Subject: [PATCH 2/2] docs/mm: Specify page frag size is not bigger than PAGE_SIZE
The page frag allocator is not designed for fragsz > PAGE_SIZE.
Specify this in the document.
Signed-off-by: Haiyang Zhang <haiyangz@...rosoft.com>
---
Documentation/mm/page_frags.rst | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/Documentation/mm/page_frags.rst b/Documentation/mm/page_frags.rst
index 503ca6cdb804..212ecc69dd74 100644
--- a/Documentation/mm/page_frags.rst
+++ b/Documentation/mm/page_frags.rst
@@ -2,7 +2,7 @@
Page fragments
==============
-A page fragment is an arbitrary-length arbitrary-offset area of memory
+A page fragment is a len <= PAGE_SIZE, arbitrary-offset area of memory
which resides within a 0 or higher order compound page. Multiple
fragments within that page are individually refcounted, in the page's
reference counter.
--
2.34.1
Powered by blists - more mailing lists