mm: mmap: remove newline at the end of the trace
authorMinwoo Im <minwoo.im.dev@gmail.com>
Fri, 10 Mar 2023 23:18:00 +0000 (08:18 +0900)
committerAndrew Morton <akpm@linux-foundation.org>
Fri, 24 Mar 2023 00:18:36 +0000 (17:18 -0700)
We already have newline in TP_printk so remove the redundant newline
character at the end of the mmap trace.

<...>-345     [006] .....    95.589290: exit_mmap: mt_mod ...

<...>-345     [006] .....    95.589413: vm_unmapped_area: addr=...

<...>-345     [006] .....    95.589571: vm_unmapped_area: addr=...

<...>-345     [006] .....    95.589606: vm_unmapped_area: addr=...

to

<...>-336     [006] .....    44.762506: exit_mmap: mt_mod ...
<...>-336     [006] .....    44.762654: vm_unmapped_area: addr=...
<...>-336     [006] .....    44.762794: vm_unmapped_area: addr=...
<...>-336     [006] .....    44.762835: vm_unmapped_area: addr=...

Link: https://lkml.kernel.org/r/ZAu6qDsNPmk82UjV@minwoo-desktop
FIxes: df529cabb7a25 ("mm: mmap: add trace point of vm_unmapped_area")
Signed-off-by: Minwoo Im <minwoo.im.dev@gmail.com>
Acked-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Reviewed-by: Mukesh Ojha <quic_mojha@quicinc.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
include/trace/events/mmap.h

index 216de5f..f8d6148 100644 (file)
@@ -35,7 +35,7 @@ TRACE_EVENT(vm_unmapped_area,
                __entry->align_offset = info->align_offset;
        ),
 
-       TP_printk("addr=0x%lx err=%ld total_vm=0x%lx flags=0x%lx len=0x%lx lo=0x%lx hi=0x%lx mask=0x%lx ofs=0x%lx\n",
+       TP_printk("addr=0x%lx err=%ld total_vm=0x%lx flags=0x%lx len=0x%lx lo=0x%lx hi=0x%lx mask=0x%lx ofs=0x%lx",
                IS_ERR_VALUE(__entry->addr) ? 0 : __entry->addr,
                IS_ERR_VALUE(__entry->addr) ? __entry->addr : 0,
                __entry->total_vm, __entry->flags, __entry->length,
@@ -110,7 +110,7 @@ TRACE_EVENT(exit_mmap,
                       __entry->mt              = &mm->mm_mt;
        ),
 
-       TP_printk("mt_mod %p, DESTROY\n",
+       TP_printk("mt_mod %p, DESTROY",
                  __entry->mt
        )
 );