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Message-ID: <ZSA5UlF8e7DRxuqp@yury-ThinkPad>
Date: Fri, 6 Oct 2023 09:44:02 -0700
From: Yury Norov <yury.norov@...il.com>
To: linux-kernel@...r.kernel.org
Cc: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
Rasmus Villemoes <linux@...musvillemoes.dk>
Subject: Re: [PATCH v5 0/8] bitmap: cleanup bitmap_*_region() implementation
Ping?
On Sun, Sep 24, 2023 at 07:38:09PM -0700, Yury Norov wrote:
> bitmap_{allocate,find_free,release}_region() functions are implemented
> on top of _reg_op() machinery. It duplicates existing generic functionality
> with no benefits. In fact, generic alternatives may work even better
> because they optimized for small_const_nbits() case and overall very well
> optimized for performance and code generation.
>
> This series drops _reg_op() entirely.
>
> v2: https://lore.kernel.org/lkml/20230811005732.107718-2-yury.norov@gmail.com/T/
> v3: https://lore.kernel.org/lkml/20230815233628.45016-2-yury.norov@gmail.com/T/
> v4: https://lore.kernel.org/lkml/20230829023911.64335-1-yury.norov@gmail.com/T/
> v5: - fix bitmap_release_region() implementation;
> - address nits for commits comments.
>
> Yury Norov (8):
> bitmap: align __reg_op() wrappers with modern coding style
> bitmap: add test for bitmap_*_region() functions
> bitmap: fix opencoded bitmap_allocate_region()
> bitmap: replace _reg_op(REG_OP_ALLOC) with bitmap_set()
> bitmap: replace _reg_op(REG_OP_RELEASE) with bitmap_clear()
> bitmap: replace _reg_op(REG_OP_ISFREE) with find_next_bit()
> bitmap: drop _reg_op() function
> bitmap: move bitmap_*_region() functions to bitmap.h
>
> include/linux/bitmap.h | 63 ++++++++++++++++++-
> lib/bitmap.c | 140 -----------------------------------------
> lib/test_bitmap.c | 24 +++++++
> 3 files changed, 84 insertions(+), 143 deletions(-)
>
> --
> 2.39.2
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