From 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 27 Apr 2024 12:05:51 +0200
Subject: Adding upstream version 5.10.209.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 scripts/atomic/fallbacks/dec_unless_positive | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
 create mode 100755 scripts/atomic/fallbacks/dec_unless_positive

(limited to 'scripts/atomic/fallbacks/dec_unless_positive')

diff --git a/scripts/atomic/fallbacks/dec_unless_positive b/scripts/atomic/fallbacks/dec_unless_positive
new file mode 100755
index 000000000..dcab6848c
--- /dev/null
+++ b/scripts/atomic/fallbacks/dec_unless_positive
@@ -0,0 +1,14 @@
+cat <<EOF
+static __always_inline bool
+${arch}${atomic}_dec_unless_positive(${atomic}_t *v)
+{
+	${int} c = ${arch}${atomic}_read(v);
+
+	do {
+		if (unlikely(c > 0))
+			return false;
+	} while (!${arch}${atomic}_try_cmpxchg(v, &c, c - 1));
+
+	return true;
+}
+EOF
-- 
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