openwrt/target/linux/airoha/patches-6.6/200-spinlock-extend-guard-with-spinlock_bh-variants.patch

From 38d2c6aafc5bbcad3ec36f6d3356b3debd40f6fd Mon Sep 17 00:00:00 2001
From: Christian Marangi <ansuelsmth@gmail.com>
Date: Wed, 16 Oct 2024 20:26:05 +0200
Subject: [RFC PATCH v2 1/3] spinlock: extend guard with spinlock_bh variants

Extend guard APIs with missing raw/spinlock_bh variants.

Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
---
 include/linux/spinlock.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)

--- a/include/linux/spinlock.h
+++ b/include/linux/spinlock.h
@@ -519,6 +519,10 @@ DEFINE_LOCK_GUARD_1(raw_spinlock_irq, ra
 
 DEFINE_LOCK_GUARD_1_COND(raw_spinlock_irq, _try, raw_spin_trylock_irq(_T->lock))
 
+DEFINE_LOCK_GUARD_1(raw_spinlock_bh, raw_spinlock_t,
+		    raw_spin_lock_bh(_T->lock),
+		    raw_spin_unlock_bh(_T->lock))
+
 DEFINE_LOCK_GUARD_1(raw_spinlock_irqsave, raw_spinlock_t,
 		    raw_spin_lock_irqsave(_T->lock, _T->flags),
 		    raw_spin_unlock_irqrestore(_T->lock, _T->flags),
@@ -540,6 +544,10 @@ DEFINE_LOCK_GUARD_1(spinlock_irq, spinlo
 DEFINE_LOCK_GUARD_1_COND(spinlock_irq, _try,
 			 spin_trylock_irq(_T->lock))
 
+DEFINE_LOCK_GUARD_1(spinlock_bh, spinlock_t,
+		    spin_lock_bh(_T->lock),
+		    spin_unlock_bh(_T->lock))
+
 DEFINE_LOCK_GUARD_1(spinlock_irqsave, spinlock_t,
 		    spin_lock_irqsave(_T->lock, _T->flags),
 		    spin_unlock_irqrestore(_T->lock, _T->flags),