From: SF Markus Elfring <elfring@users.sourceforge.net>
To: Johannes Thumshirn <jthumshirn-l3A5Bk7waGM@public.gmane.org>,
linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Cc: Dennis Dalessandro
<dennis.dalessandro-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
Doug Ledford <dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
Hal Rosenstock
<hal.rosenstock-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Mike Marciniszyn
<mike.marciniszyn-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
Sean Hefty <sean.hefty-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
LKML <linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
kernel-janitors-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH 3/5] IB/hfi1: Adjust another size determination in hfi1_user_sdma_alloc_queues()
Date: Mon, 13 Feb 2017 09:32:13 +0000 [thread overview]
Message-ID: <4dca91c1-488d-120d-bd25-74f400242bd2@users.sourceforge.net> (raw)
In-Reply-To: <fc714096-8534-2231-17fd-8e3ca3f7a87b-l3A5Bk7waGM@public.gmane.org>
>> @@ -443,8 +442,8 @@ int hfi1_user_sdma_alloc_queues(struct hfi1_ctxtdata *uctxt, struct file *fp)
>> if (!cq)
>> goto cq_nomem;
>>
>> - memsize = PAGE_ALIGN(sizeof(*cq->comps) * hfi1_sdma_comp_ring_size);
>> - cq->comps = vmalloc_user(memsize);
>> + cq->comps = vmalloc_user(PAGE_ALIGN(sizeof(*cq->comps)
>> + * hfi1_sdma_comp_ring_size));
>> if (!cq->comps)
>> goto cq_comps_nomem;
>>
>>
>
> IMHO this makes readability worse.
How often does it really make sense to keep such a product in this local variable?
> What's the intention behind this patch?
I suggested just another simple omission of an extra variable.
Regards,
Markus
next prev parent reply other threads:[~2017-02-13 9:32 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-02-10 21:00 [PATCH 0/5] IB/hfi1: Fine-tuning for three function implementations SF Markus Elfring
2017-02-10 21:02 ` [PATCH 2/5] IB/hfi1: Use kcalloc() in hfi1_user_sdma_alloc_queues() SF Markus Elfring
2017-02-10 21:04 ` [PATCH 4/5] IB/hfi1: Use memdup_user() rather than duplicating its implementation in hfi1_user_sdma_ SF Markus Elfring
[not found] ` <b19e44b3-601f-c642-b8d3-12c000511ce2-Rn4VEauK+AKRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>
2017-02-11 15:32 ` [PATCH 4/5] IB/hfi1: Use memdup_user() rather than duplicating its implementation in hfi1_user_s Dennis Dalessandro
[not found] ` <477c8499-93ad-253d-aa2b-8f209ecfad62-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2017-02-13 9:50 ` [PATCH 27/27] IB/hfi1: Code reuse with memdup_copy SF Markus Elfring
2017-02-13 10:53 ` [PATCH 4/5] IB/hfi1: Use memdup_user() rather than duplicating its implementation in hfi1_user_s Dan Carpenter
2017-02-13 11:12 ` IB/hfi1: Use memdup_user() rather than duplicating its implementation in hfi1_user_sdma_process_ SF Markus Elfring
[not found] ` <4094dc04-bb2c-a74e-8d4d-8879ac4e7761-Rn4VEauK+AKRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>
2017-02-13 14:01 ` Dan Carpenter
[not found] ` <8a997282-09c7-0f9f-645e-d7c6e8c79e67-Rn4VEauK+AKRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>
2017-02-10 21:01 ` [PATCH 1/5] IB/hfi1: Use kcalloc() in hfi1_user_exp_rcv_init() SF Markus Elfring
2017-02-10 21:03 ` [PATCH 3/5] IB/hfi1: Adjust another size determination in hfi1_user_sdma_alloc_queues() SF Markus Elfring
2017-02-13 9:10 ` Johannes Thumshirn
[not found] ` <fc714096-8534-2231-17fd-8e3ca3f7a87b-l3A5Bk7waGM@public.gmane.org>
2017-02-13 9:32 ` SF Markus Elfring [this message]
[not found] ` <4dca91c1-488d-120d-bd25-74f400242bd2-Rn4VEauK+AKRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>
2017-02-13 9:51 ` Johannes Thumshirn
[not found] ` <9ce8c7b1-1ae5-fe15-2740-b4f7653555c4-l3A5Bk7waGM@public.gmane.org>
2017-02-13 10:37 ` SF Markus Elfring
[not found] ` <8ec653df-9d73-3c94-9559-7a732417e578-Rn4VEauK+AKRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>
2017-02-13 10:49 ` Johannes Thumshirn
2017-02-10 21:05 ` [PATCH 5/5] IB/hfi1: Improve another size determination in hfi1_user_sdma_process_request() SF Markus Elfring
2017-04-20 20:29 ` [PATCH 0/5] IB/hfi1: Fine-tuning for three function implementations Doug Ledford
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