[GIT PULL] tracing fixes

From: Ingo Molnar
Date: Tue May 05 2009 - 05:32:01 EST


Linus,

Please pull the latest tracing-fixes-for-linus git tree from:

git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip.git tracing-fixes-for-linus

Thanks,

Ingo

------------------>
Steven Rostedt (1):
tracing: fix ref count in splice pages

Stuart Bennett (1):
tracing: x86, mmiotrace: fix range test


arch/x86/mm/kmmio.c | 2 +-
kernel/trace/trace.c | 1 +
2 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/arch/x86/mm/kmmio.c b/arch/x86/mm/kmmio.c
index 4f115e0..50dc802 100644
--- a/arch/x86/mm/kmmio.c
+++ b/arch/x86/mm/kmmio.c
@@ -87,7 +87,7 @@ static struct kmmio_probe *get_kmmio_probe(unsigned long addr)
{
struct kmmio_probe *p;
list_for_each_entry_rcu(p, &kmmio_probes, list) {
- if (addr >= p->addr && addr <= (p->addr + p->len))
+ if (addr >= p->addr && addr < (p->addr + p->len))
return p;
}
return NULL;
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 1ce5dc6..a884c09 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -3448,6 +3448,7 @@ tracing_buffers_splice_read(struct file *file, loff_t *ppos,
if (!ref)
break;

+ ref->ref = 1;
ref->buffer = info->tr->buffer;
ref->page = ring_buffer_alloc_read_page(ref->buffer);
if (!ref->page) {
--
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