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Date: Sat, 07 May 2016 13:40:48 -0400 (EDT) From: David Miller <davem@...emloft.net> To: decui@...rosoft.com Cc: gregkh@...uxfoundation.org, netdev@...r.kernel.org, linux-kernel@...r.kernel.org, devel@...uxdriverproject.org, olaf@...fle.de, apw@...onical.com, jasowang@...hat.com, cavery@...hat.com, kys@...rosoft.com, haiyangz@...rosoft.com, joe@...ches.com, vkuznets@...hat.com Subject: Re: [PATCH v9 net-next 1/2] hv_sock: introduce Hyper-V Sockets From: Dexuan Cui <decui@...rosoft.com> Date: Sat, 7 May 2016 10:49:25 +0000 > I should be able to make 'send', 'recv' here to pointers and use vmalloc() > to allocate the memory for them. I will do this. That's still unswappable kernel memory. People can open N sockets, where N is something on the order of the FD limit the process has, per process. This allows someone to quickly eat up a lot of memory and hold onto it nearly indefinitely.
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