Clarify kernel version check error messages

Refs #949

Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>

diff --git a/src/bin/lttng-sessiond/kernel.c b/src/bin/lttng-sessiond/kernel.c
index 7bc713a35be7935250a0f96a63c480419c840706..dee065460b1e661f8dca9f32a9070f3b876b24bc 100644 (file)
--- a/src/bin/lttng-sessiond/kernel.c
+++ b/src/bin/lttng-sessiond/kernel.c
@@ -836,7 +836,7 @@ int kernel_validate_version(int tracer_fd)
 
        ret = kernctl_tracer_version(tracer_fd, &version);
        if (ret < 0) {
-               ERR("Failed at getting the lttng-modules version");
+               ERR("Failed to retrieve the lttng-modules version");
                goto error;
        }
 
@@ -848,11 +848,11 @@ int kernel_validate_version(int tracer_fd)
        }
        ret = kernctl_tracer_abi_version(tracer_fd, &abi_version);
        if (ret < 0) {
-               ERR("Failed at getting lttng-modules ABI version");
+               ERR("Failed to retrieve lttng-modules ABI version");
                goto error;
        }
        if (abi_version.major != LTTNG_MODULES_ABI_MAJOR_VERSION) {
-               ERR("Kernel tracer ABI version (%d.%d) is not compatible with expected ABI major version (%d.*)",
+               ERR("Kernel tracer ABI version (%d.%d) does not match the expected ABI major version (%d.*)",
                        abi_version.major, abi_version.minor,
                        LTTNG_MODULES_ABI_MAJOR_VERSION);
                goto error;
@@ -866,6 +866,7 @@ error_version:
        ret = -1;
 
 error:
+       ERR("Kernel tracer version check failed; kernel tracing will not be available");
        return ret;
 }