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    Subject[PATCH 10/29] mm: use non-racy method for /proc/swaps creation
    Date
    Use proc_create() to make sure that ->proc_fops be setup before gluing
    PDE to main tree.

    Signed-off-by: Denis V. Lunev <den@openvz.org>
    ---
    mm/swapfile.c | 6 +-----
    1 files changed, 1 insertions(+), 5 deletions(-)

    diff --git a/mm/swapfile.c b/mm/swapfile.c
    index 67051be..bd1bb59 100644
    --- a/mm/swapfile.c
    +++ b/mm/swapfile.c
    @@ -1426,11 +1426,7 @@ static const struct file_operations proc_swaps_operations = {

    static int __init procswaps_init(void)
    {
    - struct proc_dir_entry *entry;
    -
    - entry = create_proc_entry("swaps", 0, NULL);
    - if (entry)
    - entry->proc_fops = &proc_swaps_operations;
    + proc_create("swaps", 0, NULL, &proc_swaps_operations);
    return 0;
    }
    __initcall(procswaps_init);
    --
    1.5.3.rc5


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