Always choose large event header for UST channels

[lttng-tools.git] / src / bin / lttng-sessiond / ust-app.c

diff --git a/src/bin/lttng-sessiond/ust-app.c b/src/bin/lttng-sessiond/ust-app.c
index 266022e7163460588f3009bb2047f49f882e151f..e6b4250c11a255aaa600b353fb766e1b5ef54c35 100644 (file)
--- a/src/bin/lttng-sessiond/ust-app.c
+++ b/src/bin/lttng-sessiond/ust-app.c
@@ -5394,7 +5394,7 @@ static int reply_ust_register_channel(int sock, int sobjd, int cobjd,
                size_t nr_fields, struct ustctl_field *fields)
 {
        int ret, ret_code = 0;
-       uint32_t chan_id, reg_count;
+       uint32_t chan_id;
        uint64_t chan_reg_key;
        enum ustctl_channel_header type;
        struct ust_app *app;
@@ -5446,13 +5446,12 @@ static int reply_ust_register_channel(int sock, int sobjd, int cobjd,
        assert(chan_reg);
 
        if (!chan_reg->register_done) {
-               reg_count = ust_registry_get_event_count(chan_reg);
-               if (reg_count < 31) {
-                       type = USTCTL_CHANNEL_HEADER_COMPACT;
-               } else {
-                       type = USTCTL_CHANNEL_HEADER_LARGE;
-               }
-
+               /*
+                * TODO: eventually use the registry event count for
+                * this channel to better guess header type for per-pid
+                * buffers.
+                */
+               type = USTCTL_CHANNEL_HEADER_LARGE;
                chan_reg->nr_ctx_fields = nr_fields;
                chan_reg->ctx_fields = fields;
                fields = NULL;