renegade-project/linux-next
2
0
Fork 0
mirror of https://github.com/edk2-porting/linux-next.git synced 2025-01-14 16:44:29 +08:00
Code

locking/rtmutex: Prevent future include recursion hell

Browse Source 
rtmutex only needs raw_spinlock_t, but it includes spinlock_types.h, which
is not a problem on an non RT enabled kernel.

RT kernels substitute regular spinlocks with 'sleeping' spinlocks, which
are based on rtmutexes, and therefore must be able to include rtmutex.h.

Include <linux/spinlock_types_raw.h> instead.

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lore.kernel.org/r/20210815211303.428224188@linutronix.de
This commit is contained in:
Sebastian Andrzej Siewior 2021-08-15 23:28:16 +02:00 committed by Ingo Molnar
parent 4f084ca74c
commit a403abbdc7
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
include/linux/rtmutex.h
View File

@ -16,7 +16,7 @@
#include <linux/compiler.h>
#include <linux/linkage.h>
#include <linux/rbtree.h>
#include <linux/spinlock_types.h>
#include <linux/spinlock_types_raw.h>
extern int max_lock_depth; /* for sysctl */