jbd2: remove unused exports for jbd2 debugging

Jbd2 exports jbd2_journal_enable_debug and __jbd2_debug() depite the first is used only in fs/jbd2/journal.c and the second only within jbd2 code. Remove the pointless exports make jbd2_journal_enable_debug static. Signed-off-by: Jan Kara <[email protected]> Reviewed-by: Lukas Czerner <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Theodore Ts'o <[email protected]>
kawasaki · Aug 3, 2022 · 68af74e · 68af74e
1 parent cb3b3bf
commit 68af74e
Show file tree

Hide file tree

Showing 2 changed files with 1 addition and 4 deletions.
diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c
@@ -49,8 +49,7 @@
 #include <asm/page.h>
 
 #ifdef CONFIG_JBD2_DEBUG
-ushort jbd2_journal_enable_debug __read_mostly;
-EXPORT_SYMBOL(jbd2_journal_enable_debug);
+static ushort jbd2_journal_enable_debug __read_mostly;
 
 module_param_named(jbd2_debug, jbd2_journal_enable_debug, ushort, 0644);
 MODULE_PARM_DESC(jbd2_debug, "Debugging level for jbd2");
@@ -115,7 +114,6 @@ void __jbd2_debug(int level, const char *file, const char *func,
 	printk(KERN_DEBUG "%s: (%s, %u): %pV", file, func, line, &vaf);
 	va_end(args);
 }
-EXPORT_SYMBOL(__jbd2_debug);
 #endif
 
 /* Checksumming functions */

diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h
@@ -54,7 +54,6 @@
  * CONFIG_JBD2_DEBUG is on.
  */
 #define JBD2_EXPENSIVE_CHECKING
-extern ushort jbd2_journal_enable_debug;
 void __jbd2_debug(int level, const char *file, const char *func,
 		  unsigned int line, const char *fmt, ...);