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Re: [PATCH] lightnvm: remove already calculated nr_chnls

From Matias Bjørling <mb@lightnvm.io>
Newsgroups linux.kernel
Subject Re: [PATCH] lightnvm: remove already calculated nr_chnls
Date 2017-09-21 13:20 +0200
Message-ID <us7Gq-gp-3@gated-at.bofh.it> (permalink)
References <uqOZc-51P-21@gated-at.bofh.it> <uqZ8e-3dr-21@gated-at.bofh.it> <us7Gq-gp-5@gated-at.bofh.it>
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On 09/18/2017 12:56 PM, Matias Bjørling wrote:
> 
> 
> Den 18. sep. 2017 09.56 skrev "Javier González" <jg@lightnvm.io 
> <mailto:jg@lightnvm.io>>:
> 
>      > On 17 Sep 2017, at 23.04, Rakesh Pandit <rakesh@tuxera.com
>     <mailto:rakesh@tuxera.com>> wrote:
>      >
>      > Remove repeated calculation for number of channels while creating a
>      > target device.
>      >
>      > Signed-off-by: Rakesh Pandit <rakesh@tuxera.com
>     <mailto:rakesh@tuxera.com>>
>      > ---
>      >
>      > This is also a trivial change I found while investigating/working on
>      > other issue.
>      >
>      > drivers/lightnvm/core.c | 1 -
>      > 1 file changed, 1 deletion(-)
>      >
>      > diff --git a/drivers/lightnvm/core.c b/drivers/lightnvm/core.c
>      > index 1b8338d..01536b8 100644
>      > --- a/drivers/lightnvm/core.c
>      > +++ b/drivers/lightnvm/core.c
>      > @@ -139,7 +139,6 @@ static struct nvm_tgt_dev
>     *nvm_create_tgt_dev(struct nvm_dev *dev,
>      >       int prev_nr_luns;
>      >       int i, j;
>      >
>      > -     nr_chnls = nr_luns / dev->geo.luns_per_chnl;
>      >       nr_chnls = (nr_chnls_mod == 0) ? nr_chnls : nr_chnls + 1;
>      >
>      >       dev_map = kmalloc(sizeof(struct nvm_dev_map), GFP_KERNEL);
>      > --
>      > 2.7.4
> 
>     We wanted to make sure that nr_chnls was really, really set :)
> 
>     Reviewed-by: Javier González <javier@cnexlabs.com
>     <mailto:javier@cnexlabs.com>>
> 
> What the hell... must have been a patch or merge that went wrong.

Thanks Rakesh. I pulled it in for 4.15.

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Thread

[PATCH] lightnvm: remove already calculated nr_chnls Rakesh Pandit <rakesh@tuxera.com> - 2017-09-17 23:10 +0200
  Re: [PATCH] lightnvm: remove already calculated nr_chnls Javier González <jg@lightnvm.io> - 2017-09-18 10:00 +0200
    Re: [PATCH] lightnvm: remove already calculated nr_chnls Matias Bjørling <mb@lightnvm.io> - 2017-09-21 13:20 +0200

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