diff options
Diffstat (limited to 'package/linux-tools')
| -rw-r--r-- | package/linux-tools/Config.in | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/package/linux-tools/Config.in b/package/linux-tools/Config.in index 2527c90257..349dc6bf0d 100644 --- a/package/linux-tools/Config.in +++ b/package/linux-tools/Config.in @@ -47,9 +47,11 @@ config BR2_PACKAGE_LINUX_TOOLS_PERF code), single CPU or severals threads. This will build and install the userspace 'perf' - command. It is up to the user to ensure that the kernel - configuration has all the suitable options enabled to allow a - proper operation of 'perf'. + command. + + Your kernel must have CONFIG_PERF_EVENTS enabled to use perf + profiling. Buildroot automatically enables this in the kernel + configuration. https://perf.wiki.kernel.org/ |
