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authorLinus Torvalds <torvalds@linux-foundation.org>2019-11-27 02:42:43 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2019-11-27 02:42:43 +0300
commit1ae78780eda54023a0fb49ee743dbba39da148e0 (patch)
tree615313e65083cc30aca62cba3c717331f53002a6 /kernel/locking/locktorture.c
parent77a05940eee7e9891cd6add7a690a3e762ee21b0 (diff)
parent43e0ae7ae0f567a3f8c10ec7a4078bc482660921 (diff)
downloadlinux-1ae78780eda54023a0fb49ee743dbba39da148e0.tar.xz
Merge branch 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull RCU updates from Ingo Molnar: "The main changes in this cycle were: - Dynamic tick (nohz) updates, perhaps most notably changes to force the tick on when needed due to lengthy in-kernel execution on CPUs on which RCU is waiting. - Linux-kernel memory consistency model updates. - Replace rcu_swap_protected() with rcu_prepace_pointer(). - Torture-test updates. - Documentation updates. - Miscellaneous fixes" * 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (51 commits) security/safesetid: Replace rcu_swap_protected() with rcu_replace_pointer() net/sched: Replace rcu_swap_protected() with rcu_replace_pointer() net/netfilter: Replace rcu_swap_protected() with rcu_replace_pointer() net/core: Replace rcu_swap_protected() with rcu_replace_pointer() bpf/cgroup: Replace rcu_swap_protected() with rcu_replace_pointer() fs/afs: Replace rcu_swap_protected() with rcu_replace_pointer() drivers/scsi: Replace rcu_swap_protected() with rcu_replace_pointer() drm/i915: Replace rcu_swap_protected() with rcu_replace_pointer() x86/kvm/pmu: Replace rcu_swap_protected() with rcu_replace_pointer() rcu: Upgrade rcu_swap_protected() to rcu_replace_pointer() rcu: Suppress levelspread uninitialized messages rcu: Fix uninitialized variable in nocb_gp_wait() rcu: Update descriptions for rcu_future_grace_period tracepoint rcu: Update descriptions for rcu_nocb_wake tracepoint rcu: Remove obsolete descriptions for rcu_barrier tracepoint rcu: Ensure that ->rcu_urgent_qs is set before resched IPI workqueue: Convert for_each_wq to use built-in list check rcu: Several rcu_segcblist functions can be static rcu: Remove unused function hlist_bl_del_init_rcu() Documentation: Rename rcu_node_context_switch() to rcu_note_context_switch() ...
Diffstat (limited to 'kernel/locking/locktorture.c')
-rw-r--r--kernel/locking/locktorture.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/kernel/locking/locktorture.c b/kernel/locking/locktorture.c
index c513031cd7e3..99475a66c94f 100644
--- a/kernel/locking/locktorture.c
+++ b/kernel/locking/locktorture.c
@@ -16,7 +16,6 @@
#include <linux/kthread.h>
#include <linux/sched/rt.h>
#include <linux/spinlock.h>
-#include <linux/rwlock.h>
#include <linux/mutex.h>
#include <linux/rwsem.h>
#include <linux/smp.h>
@@ -889,16 +888,16 @@ static int __init lock_torture_init(void)
cxt.nrealwriters_stress = 2 * num_online_cpus();
#ifdef CONFIG_DEBUG_MUTEXES
- if (strncmp(torture_type, "mutex", 5) == 0)
+ if (str_has_prefix(torture_type, "mutex"))
cxt.debug_lock = true;
#endif
#ifdef CONFIG_DEBUG_RT_MUTEXES
- if (strncmp(torture_type, "rtmutex", 7) == 0)
+ if (str_has_prefix(torture_type, "rtmutex"))
cxt.debug_lock = true;
#endif
#ifdef CONFIG_DEBUG_SPINLOCK
- if ((strncmp(torture_type, "spin", 4) == 0) ||
- (strncmp(torture_type, "rw_lock", 7) == 0))
+ if ((str_has_prefix(torture_type, "spin")) ||
+ (str_has_prefix(torture_type, "rw_lock")))
cxt.debug_lock = true;
#endif