diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index 97a76eea7389c8c689f1e4d58f458970217331ce..a0532127807fba2454fba326740f6a0025ccc9d2 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -3223,13 +3223,15 @@ instead using the legacy FADT method profile= [KNL] Enable kernel profiling via /proc/profile - Format: [schedule,] + Format: [,] + Param: : "schedule", "sleep", or "kvm" + [defaults to kernel profiling] Param: "schedule" - profile schedule points. - Param: - step/bucket size as a power of 2 for - statistical time based profiling. Param: "sleep" - profile D-state sleeping (millisecs). Requires CONFIG_SCHEDSTATS Param: "kvm" - profile VM exits. + Param: - step/bucket size as a power of 2 for + statistical time based profiling. prompt_ramdisk= [RAM] List of RAM disks to prompt for floppy disk before loading.