diff options
author | Varun Wadekar <vwadekar@nvidia.com> | 2011-12-14 15:33:34 +0530 |
---|---|---|
committer | Varun Wadekar <vwadekar@nvidia.com> | 2011-12-14 15:33:34 +0530 |
commit | 638bc555a05c39ced59744c79c0461536782808d (patch) | |
tree | 42bf9c8cdfd44898be31bc31cf2e4743a2484cf4 /kernel/trace | |
parent | f05a661e2247076a0c0e5a09ee8c4397b0de855e (diff) | |
parent | caf4b0430be8296bf644199bf3ed3056c02420c7 (diff) |
Merge branch 'linux-3.1.5' into android-tegra-nv-3.1
Conflicts:
arch/arm/Kconfig
Change-Id: If8aaaf3efcbbf6c9017b38efb6d76ef933f147fa
Signed-off-by: Varun Wadekar <vwadekar@nvidia.com>
Diffstat (limited to 'kernel/trace')
-rw-r--r-- | kernel/trace/ftrace.c | 1 | ||||
-rw-r--r-- | kernel/trace/trace_events.c | 1 | ||||
-rw-r--r-- | kernel/trace/trace_events_filter.c | 6 |
3 files changed, 3 insertions, 5 deletions
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index c3e4575e7829..48d3762b828a 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -151,7 +151,6 @@ void clear_ftrace_function(void) ftrace_pid_function = ftrace_stub; } -#undef CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST #ifndef CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST /* * For those archs that do not test ftrace_trace_stop in their diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c index 581876f9f387..c212a7f934ec 100644 --- a/kernel/trace/trace_events.c +++ b/kernel/trace/trace_events.c @@ -1078,7 +1078,6 @@ event_subsystem_dir(const char *name, struct dentry *d_events) /* First see if we did not already create this dir */ list_for_each_entry(system, &event_subsystems, list) { if (strcmp(system->name, name) == 0) { - __get_system(system); system->nr_events++; return system->entry; } diff --git a/kernel/trace/trace_events_filter.c b/kernel/trace/trace_events_filter.c index 256764ecccd6..bd3c6369f80d 100644 --- a/kernel/trace/trace_events_filter.c +++ b/kernel/trace/trace_events_filter.c @@ -1766,7 +1766,7 @@ static int replace_system_preds(struct event_subsystem *system, * replace the filter for the call. */ filter = call->filter; - call->filter = filter_item->filter; + rcu_assign_pointer(call->filter, filter_item->filter); filter_item->filter = filter; fail = false; @@ -1821,7 +1821,7 @@ int apply_event_filter(struct ftrace_event_call *call, char *filter_string) filter = call->filter; if (!filter) goto out_unlock; - call->filter = NULL; + RCU_INIT_POINTER(call->filter, NULL); /* Make sure the filter is not being used */ synchronize_sched(); __free_filter(filter); @@ -1862,7 +1862,7 @@ out: * string */ tmp = call->filter; - call->filter = filter; + rcu_assign_pointer(call->filter, filter); if (tmp) { /* Make sure the call is done with the filter */ synchronize_sched(); |