From 436c95591e2daf110e1c00f7a91ad822727ac2b4 Mon Sep 17 00:00:00 2001 From: John Ogness Date: Mon, 9 Oct 2023 13:55:19 +0000 Subject: [PATCH 122/184] printk: Add sparse notation to console_srcu locking kernel/printk/printk.c:284:5: sparse: sparse: context imbalance in 'console_srcu_read_lock' - wrong count at exit include/linux/srcu.h:301:9: sparse: sparse: context imbalance in 'console_srcu_read_unlock' - unexpected unlock Reported-by: kernel test robot Fixes: 6c4afa79147e ("printk: Prepare for SRCU console list protection") Signed-off-by: John Ogness Signed-off-by: Sebastian Andrzej Siewior --- kernel/printk/printk.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c index 8998c8cb8a8e..07d502445f8b 100644 --- a/kernel/printk/printk.c +++ b/kernel/printk/printk.c @@ -282,6 +282,7 @@ EXPORT_SYMBOL(console_list_unlock); * Return: A cookie to pass to console_srcu_read_unlock(). */ int console_srcu_read_lock(void) + __acquires(&console_srcu) { return srcu_read_lock_nmisafe(&console_srcu); } @@ -295,6 +296,7 @@ EXPORT_SYMBOL(console_srcu_read_lock); * Counterpart to console_srcu_read_lock() */ void console_srcu_read_unlock(int cookie) + __releases(&console_srcu) { srcu_read_unlock_nmisafe(&console_srcu, cookie); } -- 2.34.1