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| author | Dmitry Monakhov <dmtrmonakhov@yandex-team.ru> | 2020-07-25 15:33:13 +0300 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2020-08-07 21:12:36 +0300 |
| commit | 1cf006ed19a887c22e085189c8b4a3cbf60d2246 (patch) | |
| tree | b60311d4d55a7d38acbd8c3b6f535de3c9cfed9c /fs/ext4/sysfs.c | |
| parent | 6dbd300129089ad57de20be89ab7c122b36a4c26 (diff) | |
| download | linux-1cf006ed19a887c22e085189c8b4a3cbf60d2246.tar.xz | |
ext4: export msg_count and warning_count via sysfs
This numbers can be analized by system automation similar to errors_count.
In ideal world it would be nice to have separate counters for different
log-levels, but this makes this patch too intrusive.
Signed-off-by: Dmitry Monakhov <dmtrmonakhov@yandex-team.ru>
Link: https://lore.kernel.org/r/20200725123313.4467-1-dmtrmonakhov@yandex-team.ru
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'fs/ext4/sysfs.c')
| -rw-r--r-- | fs/ext4/sysfs.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/ext4/sysfs.c b/fs/ext4/sysfs.c index 31e0db726d21..7fee11cc30e7 100644 --- a/fs/ext4/sysfs.c +++ b/fs/ext4/sysfs.c @@ -189,6 +189,9 @@ static struct ext4_attr ext4_attr_##_name = { \ #define EXT4_RW_ATTR_SBI_UL(_name,_elname) \ EXT4_ATTR_OFFSET(_name, 0644, pointer_ul, ext4_sb_info, _elname) +#define EXT4_RO_ATTR_SBI_ATOMIC(_name,_elname) \ + EXT4_ATTR_OFFSET(_name, 0444, pointer_atomic, ext4_sb_info, _elname) + #define EXT4_ATTR_PTR(_name,_mode,_id,_ptr) \ static struct ext4_attr ext4_attr_##_name = { \ .attr = {.name = __stringify(_name), .mode = _mode }, \ @@ -226,6 +229,8 @@ EXT4_RW_ATTR_SBI_UI(msg_ratelimit_burst, s_msg_ratelimit_state.burst); #ifdef CONFIG_EXT4_DEBUG EXT4_RW_ATTR_SBI_UL(simulate_fail, s_simulate_fail); #endif +EXT4_RO_ATTR_SBI_ATOMIC(warning_count, s_warning_count); +EXT4_RO_ATTR_SBI_ATOMIC(msg_count, s_msg_count); EXT4_RO_ATTR_ES_UI(errors_count, s_error_count); EXT4_RO_ATTR_ES_U8(first_error_errcode, s_first_error_errcode); EXT4_RO_ATTR_ES_U8(last_error_errcode, s_last_error_errcode); @@ -269,6 +274,8 @@ static struct attribute *ext4_attrs[] = { ATTR_LIST(msg_ratelimit_interval_ms), ATTR_LIST(msg_ratelimit_burst), ATTR_LIST(errors_count), + ATTR_LIST(warning_count), + ATTR_LIST(msg_count), ATTR_LIST(first_error_ino), ATTR_LIST(last_error_ino), ATTR_LIST(first_error_block), |