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authorJiri Kosina <jkosina@suse.com>2025-12-02 14:46:11 +0100
committerJiri Kosina <jkosina@suse.com>2025-12-02 14:46:11 +0100
commit7362b5b493102c6b71827c2da22117b475528f6d (patch)
tree62888e5fb3459077d2874c61bc8b378d7bf5c7da /kernel/trace/trace_uprobe.c
parenteb41c955b05ea015275b3188b27b3960a95ae149 (diff)
parent06416555c883e3ffabcc62ad39617c23d6b2f012 (diff)
Merge branch 'for-6.19/nintendo' into for-linus
- switch to WQ_PERCPU workaueues (Marco Crivellari) - reduce potential initialization blocking time of hid-nintendo (Willy Huang)
Diffstat (limited to 'kernel/trace/trace_uprobe.c')
-rw-r--r--kernel/trace/trace_uprobe.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/kernel/trace/trace_uprobe.c b/kernel/trace/trace_uprobe.c
index 8b0bcc0d8f41..430d09c49462 100644
--- a/kernel/trace/trace_uprobe.c
+++ b/kernel/trace/trace_uprobe.c
@@ -1547,6 +1547,7 @@ static int uprobe_dispatcher(struct uprobe_consumer *con, struct pt_regs *regs,
struct trace_uprobe *tu;
struct uprobe_dispatch_data udd;
struct uprobe_cpu_buffer *ucb = NULL;
+ unsigned int flags;
int ret = 0;
tu = container_of(con, struct trace_uprobe, consumer);
@@ -1561,11 +1562,12 @@ static int uprobe_dispatcher(struct uprobe_consumer *con, struct pt_regs *regs,
if (WARN_ON_ONCE(!uprobe_cpu_buffer))
return 0;
- if (trace_probe_test_flag(&tu->tp, TP_FLAG_TRACE))
+ flags = trace_probe_load_flag(&tu->tp);
+ if (flags & TP_FLAG_TRACE)
ret |= uprobe_trace_func(tu, regs, &ucb);
#ifdef CONFIG_PERF_EVENTS
- if (trace_probe_test_flag(&tu->tp, TP_FLAG_PROFILE))
+ if (flags & TP_FLAG_PROFILE)
ret |= uprobe_perf_func(tu, regs, &ucb);
#endif
uprobe_buffer_put(ucb);
@@ -1579,6 +1581,7 @@ static int uretprobe_dispatcher(struct uprobe_consumer *con,
struct trace_uprobe *tu;
struct uprobe_dispatch_data udd;
struct uprobe_cpu_buffer *ucb = NULL;
+ unsigned int flags;
tu = container_of(con, struct trace_uprobe, consumer);
@@ -1590,11 +1593,12 @@ static int uretprobe_dispatcher(struct uprobe_consumer *con,
if (WARN_ON_ONCE(!uprobe_cpu_buffer))
return 0;
- if (trace_probe_test_flag(&tu->tp, TP_FLAG_TRACE))
+ flags = trace_probe_load_flag(&tu->tp);
+ if (flags & TP_FLAG_TRACE)
uretprobe_trace_func(tu, func, regs, &ucb);
#ifdef CONFIG_PERF_EVENTS
- if (trace_probe_test_flag(&tu->tp, TP_FLAG_PROFILE))
+ if (flags & TP_FLAG_PROFILE)
uretprobe_perf_func(tu, func, regs, &ucb);
#endif
uprobe_buffer_put(ucb);