From abe1ee3a221d53778c3e58747bbec6e518e5471b Mon Sep 17 00:00:00 2001 From: Tim Abbott Date: Sun, 20 Sep 2009 18:14:15 -0400 Subject: Use macros for .data.page_aligned section. This patch changes the remaining direct references to .data.page_aligned in C and assembly code to use the macros in include/linux/linkage.h. Signed-off-by: Tim Abbott Cc: Thomas Gleixner Cc: Ingo Molnar Cc: H. Peter Anvin Cc: Haavard Skinnemoen Cc: Benjamin Herrenschmidt Cc: Paul Mackerras Cc: Martin Schwidefsky Signed-off-by: Sam Ravnborg --- arch/avr32/mm/init.c | 4 +--- arch/powerpc/kernel/vdso.c | 3 ++- arch/powerpc/kernel/vdso32/vdso32_wrapper.S | 3 ++- arch/powerpc/kernel/vdso64/vdso64_wrapper.S | 3 ++- arch/s390/kernel/vdso.c | 2 +- arch/s390/kernel/vdso32/vdso32_wrapper.S | 3 ++- arch/s390/kernel/vdso64/vdso64_wrapper.S | 3 ++- arch/x86/include/asm/cache.h | 4 +++- arch/x86/kernel/head_32.S | 2 +- 9 files changed, 16 insertions(+), 11 deletions(-) (limited to 'arch') diff --git a/arch/avr32/mm/init.c b/arch/avr32/mm/init.c index e819fa69a90e..cc60d10cf8f7 100644 --- a/arch/avr32/mm/init.c +++ b/arch/avr32/mm/init.c @@ -24,11 +24,9 @@ #include #include -#define __page_aligned __attribute__((section(".data.page_aligned"))) - DEFINE_PER_CPU(struct mmu_gather, mmu_gathers); -pgd_t swapper_pg_dir[PTRS_PER_PGD] __page_aligned; +pgd_t swapper_pg_dir[PTRS_PER_PGD] __page_aligned_data; struct page *empty_zero_page; EXPORT_SYMBOL(empty_zero_page); diff --git a/arch/powerpc/kernel/vdso.c b/arch/powerpc/kernel/vdso.c index a0abce251d0a..3faaf29bdb29 100644 --- a/arch/powerpc/kernel/vdso.c +++ b/arch/powerpc/kernel/vdso.c @@ -1,3 +1,4 @@ + /* * Copyright (C) 2004 Benjamin Herrenschmidt, IBM Corp. * @@ -74,7 +75,7 @@ static int vdso_ready; static union { struct vdso_data data; u8 page[PAGE_SIZE]; -} vdso_data_store __attribute__((__section__(".data.page_aligned"))); +} vdso_data_store __page_aligned_data; struct vdso_data *vdso_data = &vdso_data_store.data; /* Format of the patch table */ diff --git a/arch/powerpc/kernel/vdso32/vdso32_wrapper.S b/arch/powerpc/kernel/vdso32/vdso32_wrapper.S index 556f0caa5d84..6e8f507ed32b 100644 --- a/arch/powerpc/kernel/vdso32/vdso32_wrapper.S +++ b/arch/powerpc/kernel/vdso32/vdso32_wrapper.S @@ -1,7 +1,8 @@ #include +#include #include - .section ".data.page_aligned" + __PAGE_ALIGNED_DATA .globl vdso32_start, vdso32_end .balign PAGE_SIZE diff --git a/arch/powerpc/kernel/vdso64/vdso64_wrapper.S b/arch/powerpc/kernel/vdso64/vdso64_wrapper.S index 0529cb9e3b97..b8553d62b792 100644 --- a/arch/powerpc/kernel/vdso64/vdso64_wrapper.S +++ b/arch/powerpc/kernel/vdso64/vdso64_wrapper.S @@ -1,7 +1,8 @@ #include +#include #include - .section ".data.page_aligned" + __PAGE_ALIGNED_DATA .globl vdso64_start, vdso64_end .balign PAGE_SIZE diff --git a/arch/s390/kernel/vdso.c b/arch/s390/kernel/vdso.c index 45e1708b70fd..45a3e9a7ae21 100644 --- a/arch/s390/kernel/vdso.c +++ b/arch/s390/kernel/vdso.c @@ -75,7 +75,7 @@ __setup("vdso=", vdso_setup); static union { struct vdso_data data; u8 page[PAGE_SIZE]; -} vdso_data_store __attribute__((__section__(".data.page_aligned"))); +} vdso_data_store __page_aligned_data; struct vdso_data *vdso_data = &vdso_data_store.data; /* diff --git a/arch/s390/kernel/vdso32/vdso32_wrapper.S b/arch/s390/kernel/vdso32/vdso32_wrapper.S index 61639a89e70b..ae42f8ce350b 100644 --- a/arch/s390/kernel/vdso32/vdso32_wrapper.S +++ b/arch/s390/kernel/vdso32/vdso32_wrapper.S @@ -1,7 +1,8 @@ #include +#include #include - .section ".data.page_aligned" + __PAGE_ALIGNED_DATA .globl vdso32_start, vdso32_end .balign PAGE_SIZE diff --git a/arch/s390/kernel/vdso64/vdso64_wrapper.S b/arch/s390/kernel/vdso64/vdso64_wrapper.S index d8e2ac14d564..c245842b516f 100644 --- a/arch/s390/kernel/vdso64/vdso64_wrapper.S +++ b/arch/s390/kernel/vdso64/vdso64_wrapper.S @@ -1,7 +1,8 @@ #include +#include #include - .section ".data.page_aligned" + __PAGE_ALIGNED_DATA .globl vdso64_start, vdso64_end .balign PAGE_SIZE diff --git a/arch/x86/include/asm/cache.h b/arch/x86/include/asm/cache.h index 5d367caa0e36..549860d3be8f 100644 --- a/arch/x86/include/asm/cache.h +++ b/arch/x86/include/asm/cache.h @@ -1,6 +1,8 @@ #ifndef _ASM_X86_CACHE_H #define _ASM_X86_CACHE_H +#include + /* L1 cache line size */ #define L1_CACHE_SHIFT (CONFIG_X86_L1_CACHE_SHIFT) #define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) @@ -13,7 +15,7 @@ #ifdef CONFIG_SMP #define __cacheline_aligned_in_smp \ __attribute__((__aligned__(1 << (INTERNODE_CACHE_SHIFT)))) \ - __attribute__((__section__(".data.page_aligned"))) + __page_aligned_data #endif #endif diff --git a/arch/x86/kernel/head_32.S b/arch/x86/kernel/head_32.S index 1dac23958427..218aad7ee76e 100644 --- a/arch/x86/kernel/head_32.S +++ b/arch/x86/kernel/head_32.S @@ -626,7 +626,7 @@ ENTRY(empty_zero_page) * This starts the data section. */ #ifdef CONFIG_X86_PAE -.section ".data.page_aligned","wa" +__PAGE_ALIGNED_DATA /* Page-aligned for the benefit of paravirt? */ .align PAGE_SIZE_asm ENTRY(swapper_pg_dir) -- cgit v1.2.3