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    SubjectRe: [rfc 1/3] fs, proc: Add start_data, end_data, start_brk members to /proc/$pid/stat
    On 11/29/2011 01:12 PM, Cyrill Gorcunov wrote:
    > It helps to dump and restore this mm_struct members.
    >
    > Signed-off-by: Cyrill Gorcunov<gorcunov@openvz.org>

    Acked-by: Serge Hallyn <serge.hallyn@canonical.com>

    > ---
    > fs/proc/array.c | 7 +++++--
    > 1 file changed, 5 insertions(+), 2 deletions(-)
    >
    > Index: linux-2.6.git/fs/proc/array.c
    > ===================================================================
    > --- linux-2.6.git.orig/fs/proc/array.c
    > +++ linux-2.6.git/fs/proc/array.c
    > @@ -464,7 +464,7 @@ static int do_task_stat(struct seq_file
    >
    > seq_printf(m, "%d (%s) %c %d %d %d %d %d %u %lu \
    > %lu %lu %lu %lu %lu %ld %ld %ld %ld %d 0 %llu %lu %ld %lu %lu %lu %lu %lu \
    > -%lu %lu %lu %lu %lu %lu %lu %lu %d %d %u %u %llu %lu %ld\n",
    > +%lu %lu %lu %lu %lu %lu %lu %lu %d %d %u %u %llu %lu %ld %lu %lu %lu\n",
    > pid_nr_ns(pid, ns),
    > tcomm,
    > state,
    > @@ -511,7 +511,10 @@ static int do_task_stat(struct seq_file
    > task->policy,
    > (unsigned long long)delayacct_blkio_ticks(task),
    > cputime_to_clock_t(gtime),
    > - cputime_to_clock_t(cgtime));
    > + cputime_to_clock_t(cgtime),
    > + mm ? (permitted ? mm->start_data : 1) : 0,
    > + mm ? (permitted ? mm->end_data : 1) : 0,
    > + mm ? (permitted ? mm->start_brk : 1) : 0);
    > if (mm)
    > mmput(mm);
    > return 0;
    >



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