linux-kernel - [PATCH v6 1/4] mm/page_alloc: remove unused fpi_flags in free_pages

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date: Fri, 16 Feb 2024 12:04:29 -0500
From: Zi Yan <zi.yan@...t.com>
To: linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Cc: Zi Yan <ziy@...dia.com>,
	"Huang, Ying" <ying.huang@...el.com>,
	Ryan Roberts <ryan.roberts@....com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	"Matthew Wilcox (Oracle)" <willy@...radead.org>,
	David Hildenbrand <david@...hat.com>,
	"Yin, Fengwei" <fengwei.yin@...el.com>,
	Yu Zhao <yuzhao@...gle.com>,
	Vlastimil Babka <vbabka@...e.cz>,
	"Kirill A . Shutemov" <kirill.shutemov@...ux.intel.com>,
	Johannes Weiner <hannes@...xchg.org>,
	Baolin Wang <baolin.wang@...ux.alibaba.com>,
	Kemeng Shi <shikemeng@...weicloud.com>,
	Mel Gorman <mgorman@...hsingularity.net>,
	Rohan Puri <rohan.puri15@...il.com>,
	Mcgrof Chamberlain <mcgrof@...nel.org>,
	Adam Manzanares <a.manzanares@...sung.com>,
	"Vishal Moola (Oracle)" <vishal.moola@...il.com>
Subject: [PATCH v6 1/4] mm/page_alloc: remove unused fpi_flags in free_pages_prepare()

From: Zi Yan <ziy@...dia.com>

fpi_flags is only passed to should_skip_kasan_poison() but ignored
by the function. Remove the unused parameter.

Signed-off-by: Zi Yan <ziy@...dia.com>
---
 mm/page_alloc.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 7ae4b74c9e5c..70c1ed3addf3 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -1061,7 +1061,7 @@ static int free_tail_page_prepare(struct page *head_page, struct page *page)
  * on-demand allocation and then freed again before the deferred pages
  * initialization is done, but this is not likely to happen.
  */
-static inline bool should_skip_kasan_poison(struct page *page, fpi_t fpi_flags)
+static inline bool should_skip_kasan_poison(struct page *page)
 {
 	if (IS_ENABLED(CONFIG_KASAN_GENERIC))
 		return deferred_pages_enabled();
@@ -1081,10 +1081,10 @@ static void kernel_init_pages(struct page *page, int numpages)
 }
 
 static __always_inline bool free_pages_prepare(struct page *page,
-			unsigned int order, fpi_t fpi_flags)
+			unsigned int order)
 {
 	int bad = 0;
-	bool skip_kasan_poison = should_skip_kasan_poison(page, fpi_flags);
+	bool skip_kasan_poison = should_skip_kasan_poison(page);
 	bool init = want_init_on_free();
 	bool compound = PageCompound(page);
 
@@ -1266,7 +1266,7 @@ static void __free_pages_ok(struct page *page, unsigned int order,
 	unsigned long pfn = page_to_pfn(page);
 	struct zone *zone = page_zone(page);
 
-	if (!free_pages_prepare(page, order, fpi_flags))
+	if (!free_pages_prepare(page, order))
 		return;
 
 	/*
@@ -2379,7 +2379,7 @@ static bool free_unref_page_prepare(struct page *page, unsigned long pfn,
 {
 	int migratetype;
 
-	if (!free_pages_prepare(page, order, FPI_NONE))
+	if (!free_pages_prepare(page, order))
 		return false;
 
 	migratetype = get_pfnblock_migratetype(page, pfn);
-- 
2.43.0