linux-kernel - Re: [PATCH v2] kvm: Faults which trigger IO release the mmap

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Thu, 18 Sep 2014 20:58:12 -0700
From:	Andres Lagar-Cavilla <andreslc@...gle.com>
To:	Wanpeng Li <wanpeng.li@...ux.intel.com>
Cc:	Gleb Natapov <gleb@...nel.org>, Radim Krcmar <rkrcmar@...hat.com>,
	Paolo Bonzini <pbonzini@...hat.com>,
	Rik van Riel <riel@...hat.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Andrea Arcangeli <aarcange@...hat.com>, kvm@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org
Subject: Re: [PATCH v2] kvm: Faults which trigger IO release the mmap_sem

On Thu, Sep 18, 2014 at 5:32 PM, Wanpeng Li <wanpeng.li@...ux.intel.com> wrote:
> On Thu, Sep 18, 2014 at 09:13:26AM +0300, Gleb Natapov wrote:
>>On Thu, Sep 18, 2014 at 08:29:17AM +0800, Wanpeng Li wrote:
>>> Hi Andres,
>>> On Wed, Sep 17, 2014 at 10:51:48AM -0700, Andres Lagar-Cavilla wrote:
>>> [...]
>>> > static inline int check_user_page_hwpoison(unsigned long addr)
>>> > {
>>> >    int rc, flags = FOLL_TOUCH | FOLL_HWPOISON | FOLL_WRITE;
> Got it, thanks for your pointing out.
>
> Reviewed-by: Wanpeng Li <wanpeng.li@...ux.intel.com>
>
> Regards,
> Wanpeng Li
>
Thanks.

Paolo, should I recut including the recent Reviewed-by's?

Thanks
Andres
ps: shrunk cc

>>
>>>        kvm_get_user_page_io
>>>
>>> page will always be ready after kvm_get_user_page_io which leads to APF
>>> don't need to work any more.
>>>
>>> Regards,
>>> Wanpeng Li
>>>
>>> >    if (npages != 1)
>>> >            return npages;
>>> >
>>> >--
>>> >2.1.0.rc2.206.gedb03e5
>>> >
>>> >--
>>> >To unsubscribe, send a message with 'unsubscribe linux-mm' in
>>> >the body to majordomo@...ck.org.  For more info on Linux MM,
>>> >see: http://www.linux-mm.org/ .
>>> >Don't email: <a href=mailto:"dont@...ck.org"> email@...ck.org </a>
>>
>>--
>>                       Gleb.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/