From: Masami Hiramatsu Date: Fri, 27 Feb 2015 04:50:31 +0000 (+0900) Subject: perf buildid-cache: Show usage with incorrect params X-Git-Tag: omap-for-v4.2/o2_dc~146^2~63^2~1 X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0497d0a8201a38f0c95edc8a1fc0325f2f879ddb;p=pandora-kernel.git perf buildid-cache: Show usage with incorrect params Show usage if no action is specified or unexpected parameter is given. In other words, be more user friendly. Signed-off-by: Masami Hiramatsu Cc: Adrian Hunter Cc: Borislav Petkov Cc: Hemant Kumar Cc: Jiri Olsa Cc: Namhyung Kim Cc: Paul Mackerras Cc: Peter Zijlstra Link: http://lkml.kernel.org/r/20150227045030.1999.44006.stgit@localhost.localdomain Signed-off-by: Arnaldo Carvalho de Melo --- Reading git-diff-tree failed