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| author | Ritesh Harjani <riteshh@linux.ibm.com> | 2020-05-10 11:54:55 +0530 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2020-06-03 23:16:52 -0400 |
| commit | 70aa1554b01474ab08d08e5a18b0215a7ff1e8dc (patch) | |
| tree | 3ff3a46570cdec0de0cb20d32519045ec4745b84 /fs/ext4/Kconfig | |
| parent | d3df14535f4a5b5af58ef12b4263202df3155356 (diff) | |
| download | lwn-70aa1554b01474ab08d08e5a18b0215a7ff1e8dc.tar.gz lwn-70aa1554b01474ab08d08e5a18b0215a7ff1e8dc.zip | |
ext4: make ext_debug() implementation to use pr_debug()
ext_debug() msgs could be helpful, provided those could be enabled
without recompiling kernel and also if we could selectively enable
only required prints for case by case debugging.
So make ext_debug() implementation use pr_debug().
Also change ext_debug() to be defined with CONFIG_EXT4_DEBUG.
So EXT_DEBUG macro now mostly remain for below 3 functions.
ext4_ext_show_path/leaf/move() (whose print msgs use ext_debug()
which again could be dynamically enabled using pr_debug())
This also changes the ext_debug() to take inode as a parameter
to add inode no. in all of it's msgs.
Prints additional info like process name / pid, superblock id etc.
This also removes any explicit function names passed in ext_debug().
Since ext_debug() on it's own prints file, func and line no.
Signed-off-by: Ritesh Harjani <riteshh@linux.ibm.com>
Link: https://lore.kernel.org/r/d31dc189b0aeda9384fe7665e36da7cd8c61571f.1589086800.git.riteshh@linux.ibm.com
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'fs/ext4/Kconfig')
| -rw-r--r-- | fs/ext4/Kconfig | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/ext4/Kconfig b/fs/ext4/Kconfig index 02376ddb0cb5..cf9e430514c4 100644 --- a/fs/ext4/Kconfig +++ b/fs/ext4/Kconfig @@ -99,7 +99,7 @@ config EXT4_DEBUG Enables run-time debugging support for the ext4 filesystem. If you select Y here, then you will be able to turn on debugging - using dynamic debug control for mb_debug() msgs. + using dynamic debug control for mb_debug() / ext_debug() msgs. config EXT4_KUNIT_TESTS tristate "KUnit tests for ext4" |