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author | Harshad Shirwadkar <harshadshirwadkar@gmail.com> | 2021-04-01 10:21:28 -0700 |
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committer | Theodore Ts'o <tytso@mit.edu> | 2021-04-09 11:34:59 -0400 |
commit | f68f4063855903fd3a279e646451eab04db0655f (patch) | |
tree | 9a72e685e1b7b8db7a46a288a0c7c70f371fbfab /fs/ext4/ext4.h | |
parent | 196e402adf2e4cd66f101923409f1970ec5f1af3 (diff) | |
download | linux-f68f4063855903fd3a279e646451eab04db0655f.tar.bz2 |
ext4: add proc files to monitor new structures
This patch adds a new file "mb_structs_summary" which allows us to see
the summary of the new allocator structures added in this
series. Here's the sample output of file:
optimize_scan: 1
max_free_order_lists:
list_order_0_groups: 0
list_order_1_groups: 0
list_order_2_groups: 0
list_order_3_groups: 0
list_order_4_groups: 0
list_order_5_groups: 0
list_order_6_groups: 0
list_order_7_groups: 0
list_order_8_groups: 0
list_order_9_groups: 0
list_order_10_groups: 0
list_order_11_groups: 0
list_order_12_groups: 0
list_order_13_groups: 40
fragment_size_tree:
tree_min: 16384
tree_max: 32768
tree_nodes: 40
Signed-off-by: Harshad Shirwadkar <harshadshirwadkar@gmail.com>
Reviewed-by: Andreas Dilger <adilger@dilger.ca>
Reviewed-by: Ritesh Harjani <ritesh.list@gmail.com>
Link: https://lore.kernel.org/r/20210401172129.189766-7-harshadshirwadkar@gmail.com
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'fs/ext4/ext4.h')
-rw-r--r-- | fs/ext4/ext4.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h index 42df628b35e5..369b2d2c8850 100644 --- a/fs/ext4/ext4.h +++ b/fs/ext4/ext4.h @@ -2872,6 +2872,7 @@ int __init ext4_fc_init_dentry_cache(void); /* mballoc.c */ extern const struct seq_operations ext4_mb_seq_groups_ops; +extern const struct seq_operations ext4_mb_seq_structs_summary_ops; extern long ext4_mb_stats; extern long ext4_mb_max_to_scan; extern int ext4_seq_mb_stats_show(struct seq_file *seq, void *offset); |