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    Subject[PATCH v9 55/69] mm/memcontrol: stop using mm->highest_vm_end
    Date
    From: "Liam R. Howlett" <Liam.Howlett@Oracle.com>

    Pass through ULONG_MAX instead.

    Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>
    ---
    mm/memcontrol.c | 6 ++----
    1 file changed, 2 insertions(+), 4 deletions(-)

    diff --git a/mm/memcontrol.c b/mm/memcontrol.c
    index d180ef985b17..ef0cc6111512 100644
    --- a/mm/memcontrol.c
    +++ b/mm/memcontrol.c
    @@ -5755,7 +5755,7 @@ static unsigned long mem_cgroup_count_precharge(struct mm_struct *mm)
    unsigned long precharge;

    mmap_read_lock(mm);
    - walk_page_range(mm, 0, mm->highest_vm_end, &precharge_walk_ops, NULL);
    + walk_page_range(mm, 0, ULONG_MAX, &precharge_walk_ops, NULL);
    mmap_read_unlock(mm);

    precharge = mc.precharge;
    @@ -6053,9 +6053,7 @@ static void mem_cgroup_move_charge(void)
    * When we have consumed all precharges and failed in doing
    * additional charge, the page walk just aborts.
    */
    - walk_page_range(mc.mm, 0, mc.mm->highest_vm_end, &charge_walk_ops,
    - NULL);
    -
    + walk_page_range(mc.mm, 0, ULONG_MAX, &charge_walk_ops, NULL);
    mmap_read_unlock(mc.mm);
    atomic_dec(&mc.from->moving_account);
    }
    --
    2.35.1
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