fix: removal of [smp_]read_barrier_depends (v5.9)

[lttng-modules.git] / probes / lttng-kretprobes.c

diff --git a/probes/lttng-kretprobes.c b/probes/lttng-kretprobes.c
index 84eca9b350ff86c1c643695d01f7fbe927270bae..a6bcd21883468929378d556eac1a14209c95d661 100644 (file)
--- a/probes/lttng-kretprobes.c
+++ b/probes/lttng-kretprobes.c
@@ -16,6 +16,7 @@
 #include <wrapper/vmalloc.h>
 #include <wrapper/irqflags.h>
 #include <lttng-tracer.h>
+#include <blacklist/kprobes.h>
 
 enum lttng_kretprobe_type {
        EVENT_ENTRY = 0,
@@ -50,11 +51,11 @@ int _lttng_kretprobes_handler(struct kretprobe_instance *krpi,
                unsigned long parent_ip;
        } payload;
 
-       if (unlikely(!READ_ONCE(chan->session->active)))
+       if (unlikely(!LTTNG_READ_ONCE(chan->session->active)))
                return 0;
-       if (unlikely(!READ_ONCE(chan->enabled)))
+       if (unlikely(!LTTNG_READ_ONCE(chan->enabled)))
                return 0;
-       if (unlikely(!READ_ONCE(event->enabled)))
+       if (unlikely(!LTTNG_READ_ONCE(event->enabled)))
                return 0;
 
        payload.ip = (unsigned long) krpi->rp->kp.addr;
@@ -220,7 +221,7 @@ int lttng_kretprobes_register(const char *name,
         * Well.. kprobes itself puts the page fault handler on the blacklist,
         * but we can never be too careful.
         */
-       wrapper_vmalloc_sync_all();
+       wrapper_vmalloc_sync_mappings();
 
        ret = register_kretprobe(&lttng_krp->krp);
        if (ret)