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From:   Yury Norov <yury.norov@gmail.com>
Date:   Thu, 17 Feb 2022 08:55:47 -0800
Message-ID: <CAAH8bW9X4HGNDW9xY1zA8d0O0ty7kh_zcOKBDu88FL8uWEFAkA@mail.gmail.com>
Subject: Re: [PATCH 29/49] memstick: replace bitmap_weight with
 bitmap_weight_eq where appropriate
To:     Ulf Hansson <ulf.hansson@linaro.org>
Cc:     Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
        Rasmus Villemoes <linux@rasmusvillemoes.dk>,
        Andrew Morton <akpm@linux-foundation.org>,
        =?UTF-8?B?TWljaGHFgiBNaXJvc8WCYXc=?= <mirq-linux@rere.qmqm.pl>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Peter Zijlstra <peterz@infradead.org>,
        David Laight <David.Laight@aculab.com>,
        Joe Perches <joe@perches.com>, Dennis Zhou <dennis@kernel.org>,
        Emil Renner Berthing <kernel@esmil.dk>,
        Nicholas Piggin <npiggin@gmail.com>,
        Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com>,
        Alexey Klimov <aklimov@redhat.com>,
        linux-kernel@vger.kernel.org,
        Maxim Levitsky <maximlevitsky@gmail.com>,
        Alex Dubov <oakad@yahoo.com>, Jens Axboe <axboe@kernel.dk>,
        Luis Chamberlain <mcgrof@kernel.org>,
        Colin Ian King <colin.king@intel.com>,
        Arnd Bergmann <arnd@arndb.de>,
        Shubhankar Kuranagatti <shubhankarvk@gmail.com>,
        linux-mmc@vger.kernel.org,
        Shubhankar Kuranagatti <shubhankar.vk@gmail.com>
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On Thu, Feb 17, 2022 at 7:39 AM Ulf Hansson <ulf.hansson@linaro.org> wrote:
>
> On Fri, 11 Feb 2022 at 00:55, Yury Norov <yury.norov@gmail.com> wrote:
> >
> > msb_validate_used_block_bitmap() calls bitmap_weight() to compare the
> > weight of bitmap with a given number. We can do it more efficiently with
> > bitmap_weight_eq because conditional bitmap_weight may stop traversing the
> > bitmap earlier, as soon as condition is (or can't be) met.
> >
> > Signed-off-by: Yury Norov <yury.norov@gmail.com>
> > Acked-by: Ulf Hansson <ulf.hansson@linaro.org>
> > Acked-by: Shubhankar Kuranagatti <shubhankar.vk@gmail.com>
>
> Applied for next, thanks!

Hi Ulf,

This patch depends on patch 26/49 "bitmap: add bitmap_weight_{cmp, eq,
gt, ge, lt, le} functions"
from this series. Can you  make sure you applied them together? Or I can
apply it later.

Thanks,
Yury