From mboxrd@z Thu Jan 1 00:00:00 1970 From: Konrad Rzeszutek Wilk Date: Tue, 11 Jan 2011 17:35:09 +0000 Subject: Re: Memory sharing issue by application on V4L2 based device Message-Id: <20110111173509.GB14017@dumpdata.com> List-Id: References: <4D25BC22.6080803@samsung.com> <002201cbadfd$6d59e490$480dadb0$%han@samsung.com> <003201cbae19$bda3dfc0$38eb9f40$%han@samsung.com> In-Reply-To: <003201cbae19$bda3dfc0$38eb9f40$%han@samsung.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Jonghun Han Cc: 'InKi Dae' , linux-media@vger.kernel.org, linux-arm-kernel@lists.infradead.org, 'linux-fbdev' , kyungmin.park@samsung.com .. snip.. > But 64KB or 1MB physically contiguous memory is better than 4KB page in the > point of performance. Could you explain that in more details please? I presume you are talking about a CPU that has a MMU unit, right?