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    Subject[Suspend2][ 18/19] [Suspend2] Read pageset2.
    Date
    (Re)read pageset2 data when cancelling a suspend after the atomic copy,
    or when resuming.

    Signed-off-by: Nigel Cunningham <nigel@suspend2.net>

    kernel/power/io.c | 24 ++++++++++++++++++++++++
    1 files changed, 24 insertions(+), 0 deletions(-)

    diff --git a/kernel/power/io.c b/kernel/power/io.c
    index cd99bd8..6a8badf 100644
    --- a/kernel/power/io.c
    +++ b/kernel/power/io.c
    @@ -971,3 +971,27 @@ out:
    return output_buffer;
    }

    +/* read_pageset2()
    + *
    + * Description: Read in part or all of pageset2 of an image, depending upon
    + * whether we are suspending and have only overwritten a portion
    + * with pageset1 pages, or are resuming and need to read them
    + * all.
    + * Arguments: Int. Boolean. Read only pages which would have been
    + * overwritten by pageset1?
    + * Returns: Int. Zero if no error, otherwise the error value.
    + */
    +int read_pageset2(int overwrittenpagesonly)
    +{
    + int result = 0;
    +
    + if (!pagedir2.pageset_size)
    + return 0;
    +
    + result = read_pageset(&pagedir2, 2, overwrittenpagesonly);
    +
    + suspend_update_status(100, 100, NULL);
    + suspend_cond_pause(1, "Pagedir 2 read.");
    +
    + return result;
    +}
    --
    Nigel Cunningham nigel at suspend2 dot net
    -
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