Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754081AbaKJRjQ (ORCPT ); Mon, 10 Nov 2014 12:39:16 -0500 Received: from cdptpa-outbound-snat.email.rr.com ([107.14.166.231]:47086 "EHLO cdptpa-oedge-vip.email.rr.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753629AbaKJRi7 (ORCPT ); Mon, 10 Nov 2014 12:38:59 -0500 Date: Mon, 10 Nov 2014 12:38:57 -0500 From: Steven Rostedt To: Petr Mladek Cc: linux-kernel@vger.kernel.org, Ingo Molnar , Andrew Morton , Jiri Kosina , "H. Peter Anvin" , Thomas Gleixner Subject: Re: [RFC][PATCH 04/12 v3] tracing: Convert seq_buf_path() to be like seq_path() Message-ID: <20141110123857.733b6d7f@gandalf.local.home> In-Reply-To: <20141110140324.GD2160@pathway.suse.cz> References: <20141104155237.228431433@goodmis.org> <20141104160222.048795666@goodmis.org> <20141106150143.GF2001@dhcp128.suse.cz> <20141107133413.6e37755e@gandalf.local.home> <20141110140324.GD2160@pathway.suse.cz> X-Mailer: Claws Mail 3.10.1 (GTK+ 2.24.25; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-RR-Connecting-IP: 107.14.168.130:25 X-Cloudmark-Score: 0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 10 Nov 2014 15:03:25 +0100 Petr Mladek wrote: > On Fri 2014-11-07 13:34:13, Steven Rostedt wrote: > > > > I made a few touch ups on this patch. > > > > -- Steve > > > > From 309e8ce4cc1605d3038b16b8e43219a2867f47b1 Mon Sep 17 00:00:00 2001 > > From: "Steven Rostedt (Red Hat)" > > Date: Wed, 29 Oct 2014 13:48:37 -0400 > > Subject: [PATCH] tracing: Convert seq_buf_path() to be like seq_path() > > > > Rewrite seq_buf_path() like it is done in seq_path() and allow > > it to accept any escape character instead of just "\n". > > > > Making seq_buf_path() like seq_path() will help prevent problems > > when converting seq_file to use the seq_buf logic. > > > > Link: http://lkml.kernel.org/r/20141104160222.048795666@goodmis.org > > > > Tested-by: Jiri Kosina > > Acked-by: Jiri Kosina > > Signed-off-by: Steven Rostedt > > --- > > include/linux/seq_buf.h | 2 +- > > kernel/trace/seq_buf.c | 26 +++++++++++++++----------- > > kernel/trace/trace_seq.c | 4 ++-- > > 3 files changed, 18 insertions(+), 14 deletions(-) > > > > diff --git a/include/linux/seq_buf.h b/include/linux/seq_buf.h > > index 64bf5a43411e..aec09b126082 100644 > > --- a/include/linux/seq_buf.h > > +++ b/include/linux/seq_buf.h > > @@ -70,7 +70,7 @@ extern int seq_buf_putc(struct seq_buf *s, unsigned char c); > > extern int seq_buf_putmem(struct seq_buf *s, const void *mem, unsigned int len); > > extern int seq_buf_putmem_hex(struct seq_buf *s, const void *mem, > > unsigned int len); > > -extern int seq_buf_path(struct seq_buf *s, const struct path *path); > > +extern int seq_buf_path(struct seq_buf *s, const struct path *path, const char *esc); > > > > extern int seq_buf_bitmask(struct seq_buf *s, const unsigned long *maskp, > > int nmaskbits); > > diff --git a/kernel/trace/seq_buf.c b/kernel/trace/seq_buf.c > > index 88738b200bf3..ac6eb864c946 100644 > > --- a/kernel/trace/seq_buf.c > > +++ b/kernel/trace/seq_buf.c > > @@ -272,28 +272,32 @@ int seq_buf_putmem_hex(struct seq_buf *s, const void *mem, > > * seq_buf_path - copy a path into the sequence buffer > > * @s: seq_buf descriptor > > * @path: path to write into the sequence buffer. > > + * @esc: set of characters to escape in the output > > * > > * Write a path name into the sequence buffer. > > * > > * Returns zero on success, -1 on overflow > > This should be > > * Returns the number of written bytes on success, -1 on overflow Yep. > > > This is just a minor issue. I believe the you would fix it. Feel free to add: > > Reviewed-by: Petr Mladek Thanks, -- Steve -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/