Re: [PATCH] Text Edit Lock - x86_64 kerneldoc

From: Mathieu Desnoyers
Date: Sun Jul 15 2007 - 19:31:08 EST


Please drop, will be replaced by
text-edit-lock-x86_64-kerneldoc-implementation.patch

* Mathieu Desnoyers (mathieu.desnoyers@xxxxxxxxxx) wrote:
> Text Edit Lock - x86_64 kerneldoc
>
> Add kerneldoc to text edit lock x86_64 API.
>
> Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@xxxxxxxxxx>
> CC: hch@xxxxxxxxxxxxx
> ---
> include/asm-x86_64/cacheflush.h | 19 ++++++++++++++++++-
> 1 file changed, 18 insertions(+), 1 deletion(-)
>
> Index: linux-2.6-lttng/include/asm-x86_64/cacheflush.h
> ===================================================================
> --- linux-2.6-lttng.orig/include/asm-x86_64/cacheflush.h 2007-07-14 20:25:49.000000000 -0400
> +++ linux-2.6-lttng/include/asm-x86_64/cacheflush.h 2007-07-14 20:25:50.000000000 -0400
> @@ -32,8 +32,25 @@ void clflush_cache_range(void *addr, int
> #ifdef CONFIG_DEBUG_RODATA
> void mark_rodata_ro(void);
>
> -/* 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.
> +*/
> +
> extern void kernel_text_mark_rw(unsigned long address, size_t len);
> +
> +/**
> + * 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.
> + */
> +
> extern void kernel_text_unmark(unsigned long address, size_t len);
> #else
> static inline void kernel_text_mark_rw(unsigned long address, size_t len) { }
> --
> Mathieu Desnoyers
> Computer Engineering Ph.D. Student, Ecole Polytechnique de Montreal
> OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68

--
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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