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authorChristoph Hellwig <[email protected]>2025-01-15 09:46:37 +0000
committerChristian Brauner <[email protected]>2025-01-16 10:48:10 +0000
commit4b193fa75efffd90c054d1a7f2b5dbe29a461c14 (patch)
tree8e27062697a5ac57905853e3cbbb53bf6bf4bf3b /lib/lockref.c
parentfs: Fix return type of do_mount() from long to int (diff)
downloadkernel-4b193fa75efffd90c054d1a7f2b5dbe29a461c14.tar.gz
kernel-4b193fa75efffd90c054d1a7f2b5dbe29a461c14.zip
lockref: remove lockref_put_not_zero
lockref_put_not_zero is not used anywhere, and unless I'm missing something didn't end up being used used at all. Remove it. Signed-off-by: Christoph Hellwig <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Christian Brauner <[email protected]>
Diffstat (limited to 'lib/lockref.c')
-rw-r--r--lib/lockref.c28
1 files changed, 0 insertions, 28 deletions
diff --git a/lib/lockref.c b/lib/lockref.c
index 2afe4c5d8919..a68192c979b3 100644
--- a/lib/lockref.c
+++ b/lib/lockref.c
@@ -82,34 +82,6 @@ int lockref_get_not_zero(struct lockref *lockref)
EXPORT_SYMBOL(lockref_get_not_zero);
/**
- * lockref_put_not_zero - Decrements count unless count <= 1 before decrement
- * @lockref: pointer to lockref structure
- * Return: 1 if count updated successfully or 0 if count would become zero
- */
-int lockref_put_not_zero(struct lockref *lockref)
-{
- int retval;
-
- CMPXCHG_LOOP(
- new.count--;
- if (old.count <= 1)
- return 0;
- ,
- return 1;
- );
-
- spin_lock(&lockref->lock);
- retval = 0;
- if (lockref->count > 1) {
- lockref->count--;
- retval = 1;
- }
- spin_unlock(&lockref->lock);
- return retval;
-}
-EXPORT_SYMBOL(lockref_put_not_zero);
-
-/**
* lockref_put_return - Decrement reference count if possible
* @lockref: pointer to lockref structure
*