Since linux-2.6.25 CAP_SYS_ADMIN capability is not required to set IOPRIO_CLASS_IDLE. Signed-off-by: Nikanth Karthikesan <knikanth@xxxxxxx> --- man2/ioprio_set.2 | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) Index: b/man2/ioprio_set.2 =================================================================== --- a/man2/ioprio_set.2 +++ b/man2/ioprio_set.2 @@ -293,11 +293,12 @@ capability can change the priority of an .B "What is the desired priority" Attempts to set very high priorities .RB ( IOPRIO_CLASS_RT ) -or very low ones -.RB ( IOPRIO_CLASS_IDLE ) require the .B CAP_SYS_ADMIN -capability. +capability. Kernel versions till 2.6.24 require +.B CAP_SYS_ADMIN +capability even to set very low priority +.RB ( IOPRIO_CLASS_IDLE ). .PP A call to .BR ioprio_set () -- To unsubscribe from this list: send the line "unsubscribe linux-man" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html