* [PATCH] mm, tracing: Print symbol name for kmem_alloc_node call_site events
@ 2020-01-02 7:19 Junyong Sun
2020-01-02 15:20 ` Steven Rostedt
0 siblings, 1 reply; 2+ messages in thread
From: Junyong Sun @ 2020-01-02 7:19 UTC (permalink / raw)
To: rostedt, mingo, akpm, joel, changbin.du, timmurray, sunjunyong
Cc: linux-kernel
print the call_site ip of kmem_alloc_node using '%pS' to improve
the readability of raw slab trace points.
Signed-off-by: Junyong Sun <sunjunyong@xiaomi.com>
---
include/trace/events/kmem.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/include/trace/events/kmem.h b/include/trace/events/kmem.h
index ad7e642b..f65b1f6 100644
--- a/include/trace/events/kmem.h
+++ b/include/trace/events/kmem.h
@@ -88,8 +88,8 @@ DECLARE_EVENT_CLASS(kmem_alloc_node,
__entry->node = node;
),
- TP_printk("call_site=%lx ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%s node=%d",
- __entry->call_site,
+ TP_printk("call_site=%pS ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%s node=%d",
+ (void *)__entry->call_site,
__entry->ptr,
__entry->bytes_req,
__entry->bytes_alloc,
--
2.7.4
^ permalink raw reply [flat|nested] 2+ messages in thread* Re: [PATCH] mm, tracing: Print symbol name for kmem_alloc_node call_site events
2020-01-02 7:19 [PATCH] mm, tracing: Print symbol name for kmem_alloc_node call_site events Junyong Sun
@ 2020-01-02 15:20 ` Steven Rostedt
0 siblings, 0 replies; 2+ messages in thread
From: Steven Rostedt @ 2020-01-02 15:20 UTC (permalink / raw)
To: Junyong Sun
Cc: mingo, akpm, joel, changbin.du, timmurray, sunjunyong, linux-kernel
On Thu, 2 Jan 2020 15:19:28 +0800
Junyong Sun <sunjy516@gmail.com> wrote:
> print the call_site ip of kmem_alloc_node using '%pS' to improve
> the readability of raw slab trace points.
>
> Signed-off-by: Junyong Sun <sunjunyong@xiaomi.com>
Acked-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
-- Steve
> ---
> include/trace/events/kmem.h | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/include/trace/events/kmem.h b/include/trace/events/kmem.h
> index ad7e642b..f65b1f6 100644
> --- a/include/trace/events/kmem.h
> +++ b/include/trace/events/kmem.h
> @@ -88,8 +88,8 @@ DECLARE_EVENT_CLASS(kmem_alloc_node,
> __entry->node = node;
> ),
>
> - TP_printk("call_site=%lx ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%s node=%d",
> - __entry->call_site,
> + TP_printk("call_site=%pS ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%s node=%d",
> + (void *)__entry->call_site,
> __entry->ptr,
> __entry->bytes_req,
> __entry->bytes_alloc,
^ permalink raw reply [flat|nested] 2+ messages in thread
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2020-01-02 7:19 [PATCH] mm, tracing: Print symbol name for kmem_alloc_node call_site events Junyong Sun
2020-01-02 15:20 ` Steven Rostedt
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