From: Steffen Maier Date: Fri, 27 Apr 2018 13:07:11 +0000 Subject: [PATCH 04/31] btrace: fix usage by adding -v (blkparse --verbose) Message-Id: <20180427130738.102806-5-maier@linux.ibm.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-btrace@vger.kernel.org Fixes: 19a67de341ca ("[PATCH] btrace: allow -v option for blkparse -v") Fixes: bc93336f08a3 ("fix up btrace options & manpage") Signed-off-by: Steffen Maier --- btrace | 2 +- doc/btrace.8 | 6 +++++- 2 files changed, 6 insertions(+), 2 deletions(-) diff --git a/btrace b/btrace index f1f731b2a18f..44401823aa61 100644 --- a/btrace +++ b/btrace @@ -8,7 +8,7 @@ TRACEOPTS="" PARSEOPTS="-b100000" -USAGE="Usage: btrace [-s] [-t] [-h] [-w N] [-n N] [-b N] [-a ...] [-r ] ..." +USAGE="Usage: btrace [-s] [-t] [-h] [-v] [-w N] [-n N] [-b N] [-a ...] [-r ] ..." DIRNAME=`dirname $0` while getopts "a:w:n:b:r:sthv" c diff --git a/doc/btrace.8 b/doc/btrace.8 index 60462140ccc6..146462ced50c 100644 --- a/doc/btrace.8 +++ b/doc/btrace.8 @@ -6,7 +6,7 @@ btrace \- perform live tracing for block devices .SH SYNOPSIS -.B btrace [\-s] [\-t] [\-h] [\-w \fIN\fN] [\-n \fIN\fR] [\-b \fIN\fR] [\-r \fI\fR] [\-a <\fItrace\fR>...] <\fIdev\fR>... +.B btrace [\-s] [\-t] [\-h] [\-v] [\-w \fIN\fN] [\-n \fIN\fR] [\-b \fIN\fR] [\-r \fI\fR] [\-a <\fItrace\fR>...] <\fIdev\fR>... .br @@ -31,6 +31,10 @@ Displays time deltas per IO (see \fIblkparse\fR (1)). .B \-h Hash processes by name, not PID (see \fIblkparse\fR (1)). +.HP 4 +.B \-v +Be more verbose for marginal errors (see \fIblkparse\fR (1)). + .HP 4 .B \-w \fIN\fR Sets run time to the number of seconds specified (see \fIblktrace\fR (8)). -- 2.14.2