From: Arnd Bergmann <arnd@arndb.de>
To: Russell King <linux@armlinux.org.uk>, Christoph Hellwig <hch@lst.de>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, linux-arch@vger.kernel.org,
linux-mm@kvack.org, Arnd Bergmann <arnd@arndb.de>
Subject: [PATCH v3 09/10] ARM: provide a TASK_SIZE_MAX definition
Date: Thu, 1 Oct 2020 16:12:32 +0200 [thread overview]
Message-ID: <20201001141233.119343-10-arnd@arndb.de> (raw)
In-Reply-To: <20201001141233.119343-1-arnd@arndb.de>
Define TASK_SIZE_MAX to allow building without CONFIG_SET_FS
Signed-off-by: Arnd Bergmann <arnd@arndb.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
next prev parent reply other threads:[~2020-10-01 14:13 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-01 14:12 [PATCH v3 00/10] ARM: remove set_fs callers and implementation Arnd Bergmann
2020-10-01 14:12 ` [PATCH v3 01/10] mm/maccess: fix unaligned copy_{from,to}_kernel_nofault Arnd Bergmann
2020-10-01 14:12 ` [PATCH v3 02/10] ARM: traps: use get_kernel_nofault instead of set_fs() Arnd Bergmann
2020-10-01 14:12 ` [PATCH v3 03/10] ARM: oabi-compat: add epoll_pwait handler Arnd Bergmann
2020-10-01 14:12 ` [PATCH v3 04/10] ARM: syscall: always store thread_info->syscall Arnd Bergmann
2020-10-01 14:12 ` [PATCH v3 05/10] ARM: oabi-compat: rework epoll_wait/epoll_pwait emulation Arnd Bergmann
2020-10-01 14:12 ` [PATCH v3 06/10] ARM: oabi-compat: rework sys_semtimedop emulation Arnd Bergmann
2020-10-01 14:12 ` [PATCH v3 07/10] ARM: oabi-compat: rework fcntl64() emulation Arnd Bergmann
2020-10-01 14:12 ` [PATCH v3 08/10] ARM: uaccess: add __{get,put}_kernel_nofault Arnd Bergmann
2020-10-01 14:12 ` Arnd Bergmann [this message]
2020-10-01 14:12 ` [PATCH v3 10/10] ARM: uaccess: remove set_fs() implementation Arnd Bergmann
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