Messages in this thread Patch in this message | | | From | Frederic Weisbecker <> | Subject | [PATCH] hw-breakpoints: fix undeclared ksym_tracer_mutex | Date | Wed, 3 Jun 2009 01:54:29 +0200 |
| |
Ingo,
Here is a patch for a build error on hardware breakpoints.
Thanks.
Frederic Weisbecker (1): hw-breakpoints: fix undeclared ksym_tracer_mutex
kernel/trace/trace_ksym.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-)
The following changes since commit 62edab9056a6cf0c9207339c8892c923a5217e45: K.Prasad (1): hw-breakpoints: reset bits in dr6 after the corresponding exception is handled
are available in the git repository at:
git://git.kernel.org/pub/scm/linux/kernel/git/frederic/random-tracing.git hw-breakpoints-2
Frederic Weisbecker (1): hw-breakpoints: fix undeclared ksym_tracer_mutex
kernel/trace/trace_ksym.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-) --- From 73874005cd8800440be4299bd095387fff4b90ac Mon Sep 17 00:00:00 2001 From: Frederic Weisbecker <fweisbec@gmail.com> Date: Wed, 3 Jun 2009 01:43:38 +0200 Subject: [PATCH] hw-breakpoints: fix undeclared ksym_tracer_mutex MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit
ksym_tracer_mutex is declared inside an #ifdef CONFIG_PROFILE_KSYM_TRACER section. This makes it unavailable for the hardware breakpoint tracer if it is configured without the breakpoint profiler.
This patch fixes the following build error:
kernel/trace/trace_ksym.c: In function âksym_trace_filter_readâ: kernel/trace/trace_ksym.c:226: erreur: âksym_tracer_mutexâ undeclared (first use in this function) kernel/trace/trace_ksym.c:226: erreur: (Each undeclared identifier is reported only once kernel/trace/trace_ksym.c:226: erreur: for each function it appears in.) kernel/trace/trace_ksym.c: In function âksym_trace_filter_writeâ: kernel/trace/trace_ksym.c:273: erreur: âksym_tracer_mutexâ undeclared (first use in this function) kernel/trace/trace_ksym.c: In function âksym_trace_resetâ: kernel/trace/trace_ksym.c:335: erreur: âksym_tracer_mutexâ undeclared (first use in this function) make[1]: *** [kernel/trace/trace_ksym.o] Erreur 1
[ Impact: fix a build error ]
Reported-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com> --- kernel/trace/trace_ksym.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/kernel/trace/trace_ksym.c b/kernel/trace/trace_ksym.c index 11c74f6..eef97e7 100644 --- a/kernel/trace/trace_ksym.c +++ b/kernel/trace/trace_ksym.c @@ -44,12 +44,12 @@ static unsigned int ksym_tracing_enabled; static HLIST_HEAD(ksym_filter_head); +static DEFINE_MUTEX(ksym_tracer_mutex); + #ifdef CONFIG_PROFILE_KSYM_TRACER #define MAX_UL_INT 0xffffffff -static DEFINE_MUTEX(ksym_tracer_mutex); - void ksym_collect_stats(unsigned long hbp_hit_addr) { struct hlist_node *node; -- 1.6.2.3 -- 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/
| |