X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=src%2Flttng-context-veuid.c;h=8fc593e56980573f2816c6561230830bdbd12f0f;hb=18fd64422b4297f9beea82f1c1a97b80791312e4;hp=0796872986f8a5650a7fd2deac6894660918acb6;hpb=437d5aa59380583ce1cd14d394a53b398be1275d;p=lttng-modules.git

diff --git a/src/lttng-context-veuid.c b/src/lttng-context-veuid.c
index 07968729..8fc593e5 100644
--- a/src/lttng-context-veuid.c
+++ b/src/lttng-context-veuid.c
@@ -11,15 +11,16 @@
 
 #include <linux/module.h>
 #include <linux/sched.h>
+#include <linux/user_namespace.h>
+
 #include <lttng/events.h>
 #include <lttng/events-internal.h>
 #include <lttng/tracer.h>
 #include <ringbuffer/frontend_types.h>
 #include <wrapper/vmalloc.h>
-#include <wrapper/user_namespace.h>
 
 static
-size_t veuid_get_size(size_t offset)
+size_t veuid_get_size(void *priv, struct lttng_kernel_probe_ctx *probe_ctx, size_t offset)
 {
 	size_t size = 0;
 
@@ -29,31 +30,29 @@ size_t veuid_get_size(size_t offset)
 }
 
 static
-void veuid_record(struct lttng_kernel_ctx_field *field,
-		 struct lib_ring_buffer_ctx *ctx,
-		 struct lttng_channel *chan)
+void veuid_record(void *priv, struct lttng_kernel_probe_ctx *probe_ctx,
+		 struct lttng_kernel_ring_buffer_ctx *ctx,
+		 struct lttng_kernel_channel_buffer *chan)
 {
 	uid_t veuid;
 
-	veuid = lttng_current_veuid();
-	lib_ring_buffer_align_ctx(ctx, lttng_alignof(veuid));
-	chan->ops->event_write(ctx, &veuid, sizeof(veuid));
+	veuid = from_kuid_munged(current_user_ns(), current_euid());
+	chan->ops->event_write(ctx, &veuid, sizeof(veuid), lttng_alignof(veuid));
 }
 
 static
-void veuid_get_value(struct lttng_kernel_ctx_field *field,
-		struct lttng_probe_ctx *lttng_probe_ctx,
-		union lttng_ctx_value *value)
+void veuid_get_value(void *priv,
+		struct lttng_kernel_probe_ctx *lttng_probe_ctx,
+		struct lttng_ctx_value *value)
 {
-	value->s64 = lttng_current_veuid();
+	value->u.s64 = from_kuid_munged(current_user_ns(), current_euid());
 }
 
 static const struct lttng_kernel_ctx_field *ctx_field = lttng_kernel_static_ctx_field(
 	lttng_kernel_static_event_field("veuid",
 		lttng_kernel_static_type_integer_from_type(uid_t, __BYTE_ORDER, 10),
-		false, false, false),
+		false, false),
 	veuid_get_size,
-	NULL,
 	veuid_record,
 	veuid_get_value,
 	NULL, NULL);