This is a note to let you know that I've just added the patch titled
tracing: Fix irqs-off tag display in syscall tracing
to the 3.0-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
tracing-fix-irqs-off-tag-display-in-syscall-tracing.patch
and it can be found in the queue-3.0 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From [email protected] Thu Aug 1 10:53:20 2013
From: "zhangwei(Jovi)" <[email protected]>
Date: Mon, 29 Jul 2013 09:33:58 +0800
Subject: tracing: Fix irqs-off tag display in syscall tracing
To: Greg KH <[email protected]>
Cc: Ben Hutchings <[email protected]>, Steven Rostedt <[email protected]>,
<[email protected]>
Message-ID: <[email protected]>
From: "zhangwei(Jovi)" <[email protected]>
commit 11034ae9c20f4057a6127fc965906417978e69b2 upstream
Initialization of variable irq_flags and pc was missed when backport
11034ae9c to linux-3.0.y and linux-3.4.y, my fault.
Signed-off-by: zhangwei(Jovi) <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
kernel/trace/trace_syscalls.c | 3 +++
1 file changed, 3 insertions(+)
--- a/kernel/trace/trace_syscalls.c
+++ b/kernel/trace/trace_syscalls.c
@@ -357,6 +357,9 @@ void ftrace_syscall_exit(void *ignore, s
if (!sys_data)
return;
+ local_save_flags(irq_flags);
+ pc = preempt_count();
+
event = trace_current_buffer_lock_reserve(&buffer,
sys_data->exit_event->event.type, sizeof(*entry),
irq_flags, pc);
Patches currently in stable-queue which might be from [email protected]
are
queue-3.0/tracing-fix-irqs-off-tag-display-in-syscall-tracing.patch
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