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    SubjectRe: [PATCH 08/13] android: persistent_ram: handle reserving and mapping memory
    On Wed, Mar 07, 2012 at 01:58:18PM -0800, John Stultz wrote:
    > From: Colin Cross <ccross@android.com>
    >
    > Replace the ioremapped memory passed in from the drivers with
    > a memblock_reserve and vmap. Adds a new function,
    > persistent_ram_early_init, designed to be called from the machine
    > init_early callback, that calls memblock_remove and saves the
    > provided persistent ram area layout.
    >
    > Drivers only pass in their struct device * and ecc settings.
    > Locating and mapping the memory is now handled entirely within
    > persistent_ram.
    >
    > Also, convert ram_console to the new persistent_ram_init
    > parameters that only take a struct device * and ecc settings.
    >
    > CC: Greg KH <gregkh@linuxfoundation.org>
    > CC: Android Kernel Team <kernel-team@android.com>
    > Change-Id: Ibc87ec27b70ed1c928eaa487503469e199973058
    > Change-Id: I12b018381a2ed5965a8a4b0da40c3e640f92b6cf
    > Signed-off-by: Colin Cross <ccross@android.com>
    > [jstultz: Fix pr_info casting issues on 64bit, folded two
    > patches as the build breaks if they are apart. Also replaced
    > phys_to_page() w/ pfn_to_page(addr>>PAGE_SHIFT), as phys_to_page
    > is only on a few arches.]

    Please put your comments above the signed-off-by area, it makes it
    easier on tools that parse this area.

    thanks,

    greg k-h


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