From: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
To: rostedt@goodmis.org, mingo@elte.hu, akpm@linux-foundation.org,
fweisbec@gmail.com
Cc: linux-kernel@vger.kernel.org,
"Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
Subject: [PATCH] Fix writing to trace/trace_options
Date: Sun, 16 Nov 2008 16:07:58 +0530 [thread overview]
Message-ID: <1226831883-26362-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> (raw)
writing to trace/trace_options use the index of the array
to find the value of the flag. With branch tracer flag
defined conditionally, this breaks writing to trace_options
with branch tracer disabled.
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
---
kernel/trace/trace.c | 2 --
kernel/trace/trace.h | 2 --
2 files changed, 0 insertions(+), 4 deletions(-)
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 004aafd..ef7fe15 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -259,9 +259,7 @@ static const char *trace_options[] = {
"sched-tree",
"ftrace_printk",
"ftrace_preempt",
-#ifdef CONFIG_BRANCH_TRACER
"branch",
-#endif
"annotate",
"dump",
NULL
diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h
index b24d350..d048b63 100644
--- a/kernel/trace/trace.h
+++ b/kernel/trace/trace.h
@@ -481,9 +481,7 @@ enum trace_iterator_flags {
TRACE_ITER_SCHED_TREE = 0x200,
TRACE_ITER_PRINTK = 0x400,
TRACE_ITER_PREEMPTONLY = 0x800,
-#ifdef CONFIG_BRANCH_TRACER
TRACE_ITER_BRANCH = 0x1000,
-#endif
TRACE_ITER_ANNOTATE = 0x2000,
TRACE_ITER_DUMP = 0x4000,
};
--
tg: (e186e8e..) an/branch-tracer-fix.patch (depends on: an/ext4-ftrace-test.patch)
next reply other threads:[~2008-11-16 10:39 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-11-16 10:37 Aneesh Kumar K.V [this message]
2008-11-16 10:37 ` [PATCH] ftrace: Add new entry type TRACE_BIN_DUMP Aneesh Kumar K.V
2008-11-16 10:38 ` [PATCH] ftrace: add proper bin iterator support Aneesh Kumar K.V
2008-11-16 10:38 ` [PATCH] ftrace: Add debug_dump trace to dump binary data from kernel to userspace Aneesh Kumar K.V
2008-11-16 10:38 ` [PATCH] ftrace: Add debug_print trace to print " Aneesh Kumar K.V
2008-11-16 10:38 ` [PATCH] ftrace: Add dump iteator Aneesh Kumar K.V
2008-11-16 10:46 ` [PATCH] Fix writing to trace/trace_options Aneesh Kumar K.V
2008-11-16 15:07 ` Steven Rostedt
2008-11-17 11:17 ` Ingo Molnar
2008-11-17 13:11 ` Aneesh Kumar K.V
2008-11-18 14:06 ` Ingo Molnar
2008-11-16 15:05 ` Steven Rostedt
2008-11-17 11:08 ` Ingo Molnar
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