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author | Olof Johansson <olof@lixom.net> | 2012-05-10 09:21:11 +0200 |
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committer | Olof Johansson <olof@lixom.net> | 2012-05-10 09:23:17 +0200 |
commit | caafc71b1a25096ef74904adb19d37e5c6a282dc (patch) | |
tree | 17f0602c6e04fdec78c50a1c2cbd70a0303ed2c6 /kernel/trace/trace.c | |
parent | Merge branch 'for-3.5/debug' of git://git.kernel.org/pub/scm/linux/kernel/git... (diff) | |
parent | ARM: davinci: optimize the DMA ISR (diff) | |
download | linux-caafc71b1a25096ef74904adb19d37e5c6a282dc.tar.xz linux-caafc71b1a25096ef74904adb19d37e5c6a282dc.zip |
Merge tag 'v3.5-soc' of git://gitorious.org/linux-davinci/linux-davinci into next/drivers
DaVinci SoC updates for v3.5
This pull request updates the DaVinci SoC support to implement DEBUG_LL port
choice and optimizes the DMA ISR by removing unnecessary register reads.
* tag 'v3.5-soc' of git://gitorious.org/linux-davinci/linux-davinci:
ARM: davinci: optimize the DMA ISR
ARM: davinci: implement DEBUG_LL port choice
+ sync with Linux 3.4-rc6
Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'kernel/trace/trace.c')
-rw-r--r-- | kernel/trace/trace.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index ed7b5d1e12f4..2a22255c1010 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -4629,7 +4629,8 @@ static ssize_t rb_simple_read(struct file *filp, char __user *ubuf, size_t cnt, loff_t *ppos) { - struct ring_buffer *buffer = filp->private_data; + struct trace_array *tr = filp->private_data; + struct ring_buffer *buffer = tr->buffer; char buf[64]; int r; @@ -4647,7 +4648,8 @@ static ssize_t rb_simple_write(struct file *filp, const char __user *ubuf, size_t cnt, loff_t *ppos) { - struct ring_buffer *buffer = filp->private_data; + struct trace_array *tr = filp->private_data; + struct ring_buffer *buffer = tr->buffer; unsigned long val; int ret; @@ -4734,7 +4736,7 @@ static __init int tracer_init_debugfs(void) &trace_clock_fops); trace_create_file("tracing_on", 0644, d_tracer, - global_trace.buffer, &rb_simple_fops); + &global_trace, &rb_simple_fops); #ifdef CONFIG_DYNAMIC_FTRACE trace_create_file("dyn_ftrace_total_info", 0444, d_tracer, |