lkml.org 
[lkml]   [2009]   [Sep]   [20]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    From
    Subject[PATCH v4 3/4] Use macros for .bss.page_aligned section.
    Date
    This patch changes the remaining direct references to
    .bss.page_aligned in C and assembly code to use the macros in
    include/linux/linkage.h.

    Signed-off-by: Tim Abbott <tabbott@ksplice.com>
    Cc: Thomas Gleixner <tglx@linutronix.de>
    Cc: Ingo Molnar <mingo@redhat.com>
    Cc: H. Peter Anvin <hpa@zytor.com>
    Acked-by: Paul Mundt <lethal@linux-sh.org>
    Cc: Chris Zankel <chris@zankel.net>
    Cc: Sam Ravnborg <sam@ravnborg.org>
    ---
    arch/sh/kernel/irq.c | 6 ++----
    arch/x86/kernel/head_32.S | 2 +-
    arch/x86/kernel/head_64.S | 2 +-
    arch/xtensa/kernel/head.S | 2 +-
    4 files changed, 5 insertions(+), 7 deletions(-)

    diff --git a/arch/sh/kernel/irq.c b/arch/sh/kernel/irq.c
    index 60f8af4..7cb933b 100644
    --- a/arch/sh/kernel/irq.c
    +++ b/arch/sh/kernel/irq.c
    @@ -165,11 +165,9 @@ asmlinkage int do_IRQ(unsigned int irq, struct pt_regs *regs)
    }

    #ifdef CONFIG_IRQSTACKS
    -static char softirq_stack[NR_CPUS * THREAD_SIZE]
    - __attribute__((__section__(".bss.page_aligned")));
    +static char softirq_stack[NR_CPUS * THREAD_SIZE] __page_aligned_bss;

    -static char hardirq_stack[NR_CPUS * THREAD_SIZE]
    - __attribute__((__section__(".bss.page_aligned")));
    +static char hardirq_stack[NR_CPUS * THREAD_SIZE] __page_aligned_bss;

    /*
    * allocate per-cpu stacks for hardirq and for softirq processing
    diff --git a/arch/x86/kernel/head_32.S b/arch/x86/kernel/head_32.S
    index b766e8c..1dac239 100644
    --- a/arch/x86/kernel/head_32.S
    +++ b/arch/x86/kernel/head_32.S
    @@ -608,7 +608,7 @@ ENTRY(initial_code)
    /*
    * BSS section
    */
    -.section ".bss.page_aligned","wa"
    +__PAGE_ALIGNED_BSS
    .align PAGE_SIZE_asm
    #ifdef CONFIG_X86_PAE
    swapper_pg_pmd:
    diff --git a/arch/x86/kernel/head_64.S b/arch/x86/kernel/head_64.S
    index fa54f78..d0bc0a1 100644
    --- a/arch/x86/kernel/head_64.S
    +++ b/arch/x86/kernel/head_64.S
    @@ -418,7 +418,7 @@ ENTRY(phys_base)
    ENTRY(idt_table)
    .skip IDT_ENTRIES * 16

    - .section .bss.page_aligned, "aw", @nobits
    + __PAGE_ALIGNED_BSS
    .align PAGE_SIZE
    ENTRY(empty_zero_page)
    .skip PAGE_SIZE
    diff --git a/arch/xtensa/kernel/head.S b/arch/xtensa/kernel/head.S
    index d9ddc1b..d215adc 100644
    --- a/arch/xtensa/kernel/head.S
    +++ b/arch/xtensa/kernel/head.S
    @@ -235,7 +235,7 @@ should_never_return:
    * BSS section
    */

    -.section ".bss.page_aligned", "w"
    +__PAGE_ALIGNED_BSS
    #ifdef CONFIG_MMU
    ENTRY(swapper_pg_dir)
    .fill PAGE_SIZE, 1, 0
    --
    1.6.3.3


    \
     
     \ /
      Last update: 2009-09-21 00:17    [W:0.030 / U:0.012 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site