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    Subject[PATCH] Slabinfo: Fix display format
    Fix slabinfo display format, if a structure length > 17, the information display like:

    [root@localhost ~]# cat /proc/slabinfo
    flow_cache 0 0 80 48 1 : tunables 120 60 8 : slabdata 0 0 0
    cfq_io_context 40 112 68 56 1 : tunables 120 60 8 : slabdata 2 2 0
    cfq_queue 30 52 152 26 1 : tunables 120 60 8 : slabdata 2 2 0
    bsg_cmd 0 0 284 14 1 : tunables 54 27 8 : slabdata 0 0 0
    mqueue_inode_cache 1 7 576 7 1 : tunables 54 27 8 : slabdata 1 1 0
    isofs_inode_cache 0 0 380 10 1 : tunables 54 27 8 : slabdata 0 0 0
    hugetlbfs_inode_cache 1 11 352 11 1 : tunables 54 27 8 : slabdata 1 1 0
    ext2_inode_cache 0 0 496 8 1 : tunables 54 27 8 : slabdata 0 0 0
    ext2_xattr 0 0 48 78 1 : tunables 120 60 8 : slabdata 0 0 0
    dquot 0 0 192 20 1 : tunables 120 60 8 : slabdata 0 0 0
    kioctx 0 0 192 20 1 : tunables 120 60 8 : slabdata 0 0 0
    kiocb 0 0 128 30 1 : tunables 120 60 8 : slabdata 0 0 0

    Signed-off-by: Zhitong Wang <zhitong.wangzt@alibaba-inc.com>

    ---
    mm/slab.c | 4 ++--
    1 files changed, 2 insertions(+), 2 deletions(-)

    diff --git a/mm/slab.c b/mm/slab.c
    index e49f8f4..3bcba98 100644
    --- a/mm/slab.c
    +++ b/mm/slab.c
    @@ -4181,7 +4181,7 @@ static void print_slabinfo_header(struct seq_file *m)
    #else
    seq_puts(m, "slabinfo - version: 2.1\n");
    #endif
    - seq_puts(m, "# name <active_objs> <num_objs> <objsize> "
    + seq_puts(m, "# name\t\t\t<active_objs> <num_objs> <objsize> "
    "<objperslab> <pagesperslab>");
    seq_puts(m, " : tunables <limit> <batchcount> <sharedfactor>");
    seq_puts(m, " : slabdata <active_slabs> <num_slabs> <sharedavail>");
    @@ -4271,7 +4271,7 @@ static int s_show(struct seq_file *m, void *p)
    if (error)
    printk(KERN_ERR "slab: cache %s error: %s\n", name, error);

    - seq_printf(m, "%-17s %6lu %6lu %6u %4u %4d",
    + seq_printf(m, "%-27s %6lu %6lu %6u %4u %4d",
    name, active_objs, num_objs, cachep->buffer_size,
    cachep->num, (1 << cachep->gfporder));
    seq_printf(m, " : tunables %4u %4u %4u",
    --
    1.6.5.3


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