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Date: Wed, 20 Apr 2011 10:05:30 +0900 From: Jongman Heo <jongman.heo@...il.com> To: Rabin Vincent <rabin@....in> Cc: linux-kernel@...r.kernel.org Subject: Re: How to mount filesystem from RAM ? 2011/4/19 Rabin Vincent <rabin@....in>: > On Tue, Apr 19, 2011 at 11:32, Jongman Heo <jongman.heo@...il.com> wrote: >> Instead, I can load the data from the partition into RAM, which means >> whole filesystem data is copied into some location of RAM. ( I know >> the physical address, for the data to be loaded.) This copy operation >> is done by bootloader side, not in Linux. >> >> In this case, how can I mount the filesystem from RAM? Is there any >> way to do this? > > Have a look at slram or phram in drivers/mtd/devices/. > >> And I think the memory location of filesystem data should be reserved >> not to be used by Linux kernel and user space application, am I right? > > One way to do this is by passing appropriate mem= arguments. > Hi, Rabin. I think that is what I've been looking for. I'll try phram. Thanks and regards, Jongman. -- 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/
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