From: Jason Gunthorpe <jgg-uk2M96/98Pc@public.gmane.org>
To: Dennis Dalessandro
<dennis.dalessandro-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
Cc: dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org,
linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Mike Marciniszyn
<mike.marciniszyn-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
Kamenee Arumugam
<kamenee.arumugam-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
Subject: Re: [PATCH for-next] IB/hfi1: Convert kzalloc_node and kcalloc to use kcalloc_node
Date: Thu, 1 Feb 2018 15:52:59 -0700 [thread overview]
Message-ID: <20180201225259.GJ8590@ziepe.ca> (raw)
In-Reply-To: <20180201203727.13590.84553.stgit-9QXIwq+3FY+1XWohqUldA0EOCMrvLtNR@public.gmane.org>
On Thu, Feb 01, 2018 at 12:37:30PM -0800, Dennis Dalessandro wrote:
> From: Kamenee Arumugam <kamenee.arumugam-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
>
> Kzalloc_node API doesn't check for overflows in size multiplication.
> While kcalloc API check for overflows in size multiplication
> but these implementations are not NUMA-aware.
>
> This conversion allowed for correcting an allocation used in the hot
> path to be on the local NUMA and ensure us overflow free multiplication
> for the size of a memory allocation.
>
> Reviewed-by: Mike Marciniszyn <mike.marciniszyn-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
> Signed-off-by: Kamenee Arumugam <kamenee.arumugam-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
> Signed-off-by: Dennis Dalessandro <dennis.dalessandro-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
> drivers/infiniband/hw/hfi1/init.c | 17 +++++++++--------
> drivers/infiniband/hw/hfi1/pio.c | 15 ++++++++-------
> drivers/infiniband/hw/hfi1/sdma.c | 3 ++-
> 3 files changed, 19 insertions(+), 16 deletions(-)
Applied to for-next
Thanks,
Jason
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prev parent reply other threads:[~2018-02-01 22:52 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-01 20:37 [PATCH for-next] IB/hfi1: Convert kzalloc_node and kcalloc to use kcalloc_node Dennis Dalessandro
[not found] ` <20180201203727.13590.84553.stgit-9QXIwq+3FY+1XWohqUldA0EOCMrvLtNR@public.gmane.org>
2018-02-01 22:52 ` Jason Gunthorpe [this message]
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