Re: [PATCH] [semaphore] Removed redundant code from semaphore's down family of function

[Will Deacon]

On Mon, Aug 12, 2019 at 05:31:43AM +0000, Satendra Singh Thakur wrote:
> -The semaphore code has four funcs
> down,
> down_interruptible,
> down_killable,
> down_timeout
> -These four funcs have almost similar code except that
> they all call lower level function __down_xyz.
> -This lower level func in-turn call inline func
> __down_common with appropriate arguments.
> -This patch creates a common macro for above family of funcs
> so that duplicate code is eliminated.
> -Also, __down_common has been made noinline so that code is
> functionally similar to previous one
> -For example, earlier down_killable would call __down_killable
> , which in-turn would call inline func __down_common
> Now, down_killable calls noinline __down_common directly
> through a macro
> -The funcs __down_interruptible, __down_killable etc have been
> removed as they were just wrapper to __down_common
> 
> Signed-off-by: Satendra Singh Thakur <satendrasingh.thakur@xxxxxxx>
> ---
>  kernel/locking/semaphore.c | 107 +++++++++++++------------------------
>  1 file changed, 38 insertions(+), 69 deletions(-)

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Thanks,

Will