3.10-stable review patch. If anyone has any objections, please let me know.
------------------
From: Feng Kan <f...@apm.com>
commit 845ad05ec31e0f3872a321e10dbeaf872022632c upstream.
Written by Catalin Marinas, tested by APM on storm platform. This is needed
because of the failures encountered when running SpecWeb benchmark test.
Signed-off-by: Feng Kan <f...@apm.com>
Acked-by: Kumar Sankaran <ksanka...@apm.com>
Signed-off-by: Catalin Marinas <catalin.mari...@arm.com>
Cc: Mark Brown <broo...@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
arch/arm64/include/asm/thread_info.h | 4 ++--
arch/arm64/kernel/entry.S | 2 +-
2 files changed, 3 insertions(+), 3 deletions(-)
--- a/arch/arm64/include/asm/thread_info.h
+++ b/arch/arm64/include/asm/thread_info.h
@@ -24,10 +24,10 @@
#include <linux/compiler.h>
#ifndef CONFIG_ARM64_64K_PAGES
-#define THREAD_SIZE_ORDER 1
+#define THREAD_SIZE_ORDER 2
#endif
-#define THREAD_SIZE 8192
+#define THREAD_SIZE 16384
#define THREAD_START_SP (THREAD_SIZE - 16)
#ifndef __ASSEMBLY__
--- a/arch/arm64/kernel/entry.S
+++ b/arch/arm64/kernel/entry.S
@@ -121,7 +121,7 @@
.macro get_thread_info, rd
mov \rd, sp
- and \rd, \rd, #~((1 << 13) - 1) // top of 8K stack
+ and \rd, \rd, #~(THREAD_SIZE - 1) // top of stack
.endm
/*
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