linux-kernel - [PATCH v3 09/10] ARM: provide a TASK_SIZE

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Message-Id: <20201001141233.119343-10-arnd@arndb.de>
Date:   Thu,  1 Oct 2020 16:12:32 +0200
From:   Arnd Bergmann <arnd@...db.de>
To:     Russell King <linux@...linux.org.uk>,
        Christoph Hellwig <hch@....de>
Cc:     Alexander Viro <viro@...iv.linux.org.uk>,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-arch@...r.kernel.org, linux-mm@...ck.org,
        Arnd Bergmann <arnd@...db.de>
Subject: [PATCH v3 09/10] ARM: provide a TASK_SIZE_MAX definition

Define TASK_SIZE_MAX to allow building without CONFIG_SET_FS

Signed-off-by: Arnd Bergmann <arnd@...db.de>
---
 arch/arm/include/asm/memory.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm/include/asm/memory.h b/arch/arm/include/asm/memory.h
index 99035b5891ef..285b32fd1a12 100644
--- a/arch/arm/include/asm/memory.h
+++ b/arch/arm/include/asm/memory.h
@@ -29,6 +29,7 @@
  * TASK_UNMAPPED_BASE - the lower boundary of the mmap VM area
  */
 #define TASK_SIZE		(UL(CONFIG_PAGE_OFFSET) - UL(SZ_16M))
+#define TASK_SIZE_MAX		TASK_SIZE
 #define TASK_UNMAPPED_BASE	ALIGN(TASK_SIZE / 3, SZ_16M)
 
 /*
@@ -91,6 +92,7 @@ extern unsigned long vectors_base;
  * Fortunately, there is no reference for this in noMMU mode, for now.
  */
 #define TASK_SIZE		UL(0xffffffff)
+#define TASK_SIZE_MAX		TASK_SIZE
 
 #ifndef TASK_UNMAPPED_BASE
 #define TASK_UNMAPPED_BASE	UL(0x00000000)
-- 
2.27.0