From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Feng Kan , Kumar Sankaran , Catalin Marinas , Mark Brown Subject: [PATCH 3.10 121/129] arm64: Change kernel stack size to 16K Date: Mon, 6 Jan 2014 14:39:10 -0800 Message-Id: <20140106223903.055447281@linuxfoundation.org> In-Reply-To: <20140106223859.589799655@linuxfoundation.org> References: <20140106223859.589799655@linuxfoundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: 3.10-stable review patch. If anyone has any objections, please let me know. ------------------ From: Feng Kan 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 Acked-by: Kumar Sankaran Signed-off-by: Catalin Marinas Cc: Mark Brown Signed-off-by: Greg Kroah-Hartman --- 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 #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 /*