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From:   andrey.konovalov@linux.dev
To:     Marco Elver <elver@google.com>,
        Alexander Potapenko <glider@google.com>
Cc:     Andrey Konovalov <andreyknvl@gmail.com>,
        Dmitry Vyukov <dvyukov@google.com>,
        Andrey Ryabinin <ryabinin.a.a@gmail.com>,
        kasan-dev@googlegroups.com, Peter Collingbourne <pcc@google.com>,
        Evgenii Stepanov <eugenis@google.com>,
        Florian Mayer <fmayer@google.com>,
        Andrew Morton <akpm@linux-foundation.org>, linux-mm@kvack.org,
        linux-kernel@vger.kernel.org,
        Andrey Konovalov <andreyknvl@google.com>
Subject: [PATCH 25/32] kasan: make kasan_addr_to_page static
Date:   Mon, 13 Jun 2022 22:14:16 +0200
Message-Id: <810b29bfb50dad8cdc5a5a7075e0da1104de1665.1655150842.git.andreyknvl@google.com>
In-Reply-To: <cover.1655150842.git.andreyknvl@google.com>
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From: Andrey Konovalov <andreyknvl@google.com>

As kasan_addr_to_page() is only used in report.c, rename it to
addr_to_page() and make it static.

Signed-off-by: Andrey Konovalov <andreyknvl@google.com>
---
 mm/kasan/kasan.h  | 1 -
 mm/kasan/report.c | 4 ++--
 2 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/mm/kasan/kasan.h b/mm/kasan/kasan.h
index f696d50b09fb..e3f100833154 100644
--- a/mm/kasan/kasan.h
+++ b/mm/kasan/kasan.h
@@ -285,7 +285,6 @@ bool kasan_report(unsigned long addr, size_t size,
 		bool is_write, unsigned long ip);
 void kasan_report_invalid_free(void *object, unsigned long ip);
 
-struct page *kasan_addr_to_page(const void *addr);
 struct slab *kasan_addr_to_slab(const void *addr);
 
 #ifdef CONFIG_KASAN_GENERIC
diff --git a/mm/kasan/report.c b/mm/kasan/report.c
index ed8234516bab..f3ec6f86b199 100644
--- a/mm/kasan/report.c
+++ b/mm/kasan/report.c
@@ -200,7 +200,7 @@ static void print_track(struct kasan_track *track, const char *prefix)
 		pr_err("(stack is not available)\n");
 }
 
-struct page *kasan_addr_to_page(const void *addr)
+static inline struct page *addr_to_page(const void *addr)
 {
 	if ((addr >= (void *)PAGE_OFFSET) && (addr < high_memory))
 		return virt_to_head_page(addr);
@@ -283,7 +283,7 @@ static inline bool init_task_stack_addr(const void *addr)
 
 static void print_address_description(void *addr, u8 tag)
 {
-	struct page *page = kasan_addr_to_page(addr);
+	struct page *page = addr_to_page(addr);
 	struct slab *slab = kasan_addr_to_slab(addr);
 
 	dump_stack_lvl(KERN_ERR);
-- 
2.25.1