linux-kernel - Re: [PATCH v2 0/2] xen/gntdev: sanitize user interface handling

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Date:   Thu, 28 Nov 2019 16:39:37 -0500
From:   Boris Ostrovsky <boris.ostrovsky@...cle.com>
To:     Jürgen Groß <jgross@...e.com>,
        xen-devel@...ts.xenproject.org, linux-kernel@...r.kernel.org
Cc:     Stefano Stabellini <sstabellini@...nel.org>
Subject: Re: [PATCH v2 0/2] xen/gntdev: sanitize user interface handling

On 11/28/19 3:48 AM, Jürgen Groß wrote:
> On 07.11.19 12:15, Juergen Gross wrote:
>> The Xen gntdev driver's checking of the number of allowed mapped pages
>> is in need of some sanitizing work.
>>
>> Changes in V2:
>> - enhanced commit message of patch 1 (Andrew Cooper)
>>
>> Juergen Gross (2):
>>    xen/gntdev: replace global limit of mapped pages by limit per call
>>    xen/gntdev: switch from kcalloc() to kvcalloc()
>>
>>   drivers/xen/gntdev-common.h |  2 +-
>>   drivers/xen/gntdev-dmabuf.c | 11 +++------
>>   drivers/xen/gntdev.c        | 55
>> +++++++++++++++++++--------------------------
>>   3 files changed, 27 insertions(+), 41 deletions(-)
>>
>
> Boris, could you please comment on the patches?

Sure, both look good (and so R-b). I haven't commented since Oleksandr
already gave you his.


-boris