From mboxrd@z Thu Jan 1 00:00:00 1970 From: Arnaldo Carvalho de Melo Subject: [PATCH 11/32] tools lib traceevent: Simplify pointer print logic and fix %pF Date: Wed, 17 Jan 2018 13:12:01 -0300 Message-ID: <20180117161222.15611-12-acme@kernel.org> References: <20180117161222.15611-1-acme@kernel.org> Return-path: In-Reply-To: <20180117161222.15611-1-acme@kernel.org> Sender: linux-kernel-owner@vger.kernel.org To: Ingo Molnar Cc: linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, "Steven Rostedt (VMware)" , Andrew Morton , Arnaldo Carvalho de Melo List-Id: linux-perf-users.vger.kernel.org From: "Steven Rostedt (VMware)" When processing %pX in pretty_print(), simplify the logic slightly by incrementing the ptr to the format string if isalnum(ptr[1]) is true. This follows the logic a bit more closely to what is in the kernel. Also, this fixes a small bug where %pF was not giving the offset of the function. Signed-off-by: Steven Rostedt Acked-by: Namhyung Kim Cc: Andrew Morton Link: http://lkml.kernel.org/r/20180112004822.260262257@goodmis.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/lib/traceevent/event-parse.c | 17 +++++++++-------- 1 file changed, 9 insertions(+), 8 deletions(-) diff --git a/tools/lib/traceevent/event-parse.c b/tools/lib/traceevent/event-parse.c index 87757eabbb08..8757dd64e42c 100644 --- a/tools/lib/traceevent/event-parse.c +++ b/tools/lib/traceevent/event-parse.c @@ -4956,21 +4956,22 @@ static void pretty_print(struct trace_seq *s, void *data, int size, struct event else ls = 2; - if (*(ptr+1) == 'F' || *(ptr+1) == 'f' || - *(ptr+1) == 'S' || *(ptr+1) == 's') { + if (isalnum(ptr[1])) ptr++; + + if (*ptr == 'F' || *ptr == 'f' || + *ptr == 'S' || *ptr == 's') { show_func = *ptr; - } else if (*(ptr+1) == 'M' || *(ptr+1) == 'm') { - print_mac_arg(s, *(ptr+1), data, size, event, arg); - ptr++; + } else if (*ptr == 'M' || *ptr == 'm') { + print_mac_arg(s, *ptr, data, size, event, arg); arg = arg->next; break; - } else if (*(ptr+1) == 'I' || *(ptr+1) == 'i') { + } else if (*ptr == 'I' || *ptr == 'i') { int n; - n = print_ip_arg(s, ptr+1, data, size, event, arg); + n = print_ip_arg(s, ptr, data, size, event, arg); if (n > 0) { - ptr += n; + ptr += n - 1; arg = arg->next; break; } -- 2.14.3