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    Subject[PATCH] Text Edit Lock - x86_64 kerneldoc implementation
    Text Edit Lock - x86_64 kerneldoc implementation

    Add kerneldoc to text edit lock x86_64 API.

    Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
    CC: hch@infradead.org
    CC: Andi Kleen <andi@firstfloor.org>
    ---
    arch/x86_64/mm/init.c | 16 ++++++++++++++--
    1 file changed, 14 insertions(+), 2 deletions(-)

    Index: linux-2.6-lttng/arch/x86_64/mm/init.c
    ===================================================================
    --- linux-2.6-lttng.orig/arch/x86_64/mm/init.c 2007-07-15 19:01:50.000000000 -0400
    +++ linux-2.6-lttng/arch/x86_64/mm/init.c 2007-07-15 19:02:18.000000000 -0400
    @@ -617,8 +617,13 @@ void mark_rodata_ro(void)
    global_flush_tlb();
    }

    -/*
    - * Mark kernel text pages writable.
    +/**
    + * kernel_text_mark_rw - Mark kernel text RW
    + * @address: location of the code
    + * @len: size of code to mark
    + *
    + * Mark the kernel text pages writable so they can safely written to. This is
    + * useful for code patching.
    */
    void kernel_text_mark_rw(unsigned long address, size_t len)
    {
    @@ -636,6 +641,13 @@ void kernel_text_mark_rw(unsigned long a
    }
    EXPORT_SYMBOL_GPL(kernel_text_mark_rw);

    +/**
    + * kernel_text_unmark - Mark kernel text back to its original flags
    + * @address: location of the code
    + * @len: size of code to mark
    + *
    + * Mark the kernel text back to its original flags.
    + */
    void kernel_text_unmark(unsigned long address, size_t len)
    {
    if (kernel_text_is_ro && address >= PFN_ALIGN(_text)
    --
    Mathieu Desnoyers
    Computer Engineering Ph.D. Student, Ecole Polytechnique de Montreal
    OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68
    -
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