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From: Mike Rapoport <rppt@kernel.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Alexander Potapenko <glider@google.com>,
	Alexander Viro <viro@zeniv.linux.org.uk>,
	Andreas Larsson <andreas@gaisler.com>,
	Ard Biesheuvel <ardb@kernel.org>, Borislav Petkov <bp@alien8.de>,
	Brendan Jackman <jackmanb@google.com>,
	"Christophe Leroy (CS GROUP)" <chleroy@kernel.org>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Christian Brauner <brauner@kernel.org>,
	"David S. Miller" <davem@davemloft.net>,
	Dave Hansen <dave.hansen@linux.intel.com>,
	David Hildenbrand <david@kernel.org>,
	Dmitry Vyukov <dvyukov@google.com>,
	Ilias Apalodimas <ilias.apalodimas@linaro.org>,
	Ingo Molnar <mingo@redhat.com>, Jan Kara <jack@suse.cz>,
	Johannes Weiner <hannes@cmpxchg.org>,
	"Liam R. Howlett" <Liam.Howlett@oracle.com>,
	Lorenzo Stoakes <lorenzo.stoakes@oracle.com>,
	Madhavan Srinivasan <maddy@linux.ibm.com>,
	Marco Elver <elver@google.com>,
	Marek Szyprowski <m.szyprowski@samsung.com>,
	Masami Hiramatsu <mhiramat@kernel.org>,
	Michael Ellerman <mpe@ellerman.id.au>,
	Michal Hocko <mhocko@suse.com>, Mike Rapoport <rppt@kernel.org>,
	Nicholas Piggin <npiggin@gmail.com>,
	"H. Peter Anvin" <hpa@zytor.com>, Rob Herring <robh@kernel.org>,
	Robin Murphy <robin.murphy@arm.com>,
	Saravana Kannan <saravanak@kernel.org>,
	Suren Baghdasaryan <surenb@google.com>,
	Thomas Gleixner <tglx@kernel.org>,
	Vlastimil Babka <vbabka@kernel.org>,
	Will Deacon <will@kernel.org>, Zi Yan <ziy@nvidia.com>,
	devicetree@vger.kernel.org, iommu@lists.linux.dev,
	kasan-dev@googlegroups.com, linux-arm-kernel@lists.infradead.org,
	linux-efi@vger.kernel.org, linux-fsdevel@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-mm@kvack.org,
	linux-trace-kernel@vger.kernel.org,
	linuxppc-dev@lists.ozlabs.org, sparclinux@vger.kernel.org,
	x86@kernel.org
Subject: [PATCH 9/8] memblock tests: add stubs required for free_reserved_area()
Date: Wed, 18 Mar 2026 22:52:21 +0200	[thread overview]
Message-ID: <20260318205221.1402161-1-rppt@kernel.org> (raw)
In-Reply-To: <20260318105827.1358927-1-rppt@kernel.org>

From: "Mike Rapoport (Microsoft)" <rppt@kernel.org>

After moving free_reserved_area() function to mm/memblock.c memblock
tests lack stubs for several functions and macros this function calls.

Add them.

Signed-off-by: Mike Rapoport (Microsoft) <rppt@kernel.org>
---
 tools/include/linux/mm.h          |  1 +
 tools/testing/memblock/internal.h | 28 +++++++++++++++++++++++++---
 2 files changed, 26 insertions(+), 3 deletions(-)

diff --git a/tools/include/linux/mm.h b/tools/include/linux/mm.h
index 028f3faf46e7..4407d8396108 100644
--- a/tools/include/linux/mm.h
+++ b/tools/include/linux/mm.h
@@ -17,6 +17,7 @@
 
 #define __va(x) ((void *)((unsigned long)(x)))
 #define __pa(x) ((unsigned long)(x))
+#define __pa_symbol(x) ((unsigned long)(x))
 
 #define pfn_to_page(pfn) ((void *)((pfn) * PAGE_SIZE))
 
diff --git a/tools/testing/memblock/internal.h b/tools/testing/memblock/internal.h
index 009b97bbdd22..7ff61172ab24 100644
--- a/tools/testing/memblock/internal.h
+++ b/tools/testing/memblock/internal.h
@@ -11,9 +11,16 @@ static int memblock_debug = 1;
 
 #define pr_warn_ratelimited(fmt, ...)    printf(fmt, ##__VA_ARGS__)
 
+#define K(x) ((x) << (PAGE_SHIFT-10))
+
 bool mirrored_kernelcore = false;
 
 struct page {};
+static inline void *page_address(struct page *page)
+{
+	BUG();
+	return page;
+}
 
 void memblock_free_pages(unsigned long pfn, unsigned int order)
 {
@@ -23,10 +30,25 @@ static inline void accept_memory(phys_addr_t start, unsigned long size)
 {
 }
 
-static inline unsigned long free_reserved_area(void *start, void *end,
-					       int poison, const char *s)
+unsigned long free_reserved_area(void *start, void *end, int poison, const char *s);
+void free_reserved_page(struct page *page);
+
+static inline bool deferred_pages_enabled(void)
+{
+	return false;
+}
+
+#define for_each_valid_pfn(pfn, start_pfn, end_pfn)			 \
+	for ((pfn) = (start_pfn); (pfn) < (end_pfn); (pfn)++)
+
+static inline void *kasan_reset_tag(const void *addr)
+{
+	return (void *)addr;
+}
+
+static inline bool __is_kernel(unsigned long addr)
 {
-	return 0;
+	return false;
 }
 
 #endif
-- 
2.51.0


      parent reply	other threads:[~2026-03-18 20:52 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-03-18 10:58 [PATCH 0/8] memblock: improve late freeing of reserved memory Mike Rapoport
2026-03-18 10:58 ` [PATCH 1/8] powerpc: fadump: pair alloc_pages_exact() with free_pages_exact() Mike Rapoport
2026-03-18 10:58 ` [PATCH 2/8] powerpc: opal-core: " Mike Rapoport
2026-03-18 10:58 ` [PATCH 3/8] mm: move free_reserved_area() to mm/memblock.c Mike Rapoport
2026-03-18 14:16   ` Vlastimil Babka
2026-03-18 10:58 ` [PATCH 4/8] memblock: make free_reserved_area() more robust Mike Rapoport
2026-03-18 10:58 ` [PATCH 5/8] memblock: extract page freeing from free_reserved_area() into a helper Mike Rapoport
2026-03-18 10:58 ` [PATCH 6/8] memblock: make free_reserved_area() update memblock if ARCH_KEEP_MEMBLOCK=y Mike Rapoport
2026-03-18 10:58 ` [PATCH 7/8] memblock, treewide: make memblock_free() handle late freeing Mike Rapoport
2026-03-18 10:58 ` [PATCH 8/8] memblock: warn when freeing reserved memory before memory map is initialized Mike Rapoport
2026-03-18 20:52 ` Mike Rapoport [this message]

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