The patch titled
Subject: mm: mmap: remove newline at the end of the trace
has been added to the -mm mm-hotfixes-unstable branch. Its filename is
mm-mmap-remove-newline-at-the-end-of-the-trace.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-mmap-remove-newline-at-the-end-of-the-trace.patch
This patch will later appear in the mm-hotfixes-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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------------------------------------------------------
From: Minwoo Im <minwoo.im.dev@xxxxxxxxx>
Subject: mm: mmap: remove newline at the end of the trace
Date: Sat, 11 Mar 2023 08:18:00 +0900
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@xxxxxxxxx>
Acked-by: Steven Rostedt (Google) <rostedt@xxxxxxxxxxx>
Reviewed-by: Mukesh Ojha <quic_mojha@xxxxxxxxxxx>
Reviewed-by: David Hildenbrand <david@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
--- a/include/trace/events/mmap.h~mm-mmap-remove-newline-at-the-end-of-the-trace
+++ a/include/trace/events/mmap.h
@@ -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
)
);
_
Patches currently in -mm which might be from minwoo.im.dev@xxxxxxxxx are
mm-mmap-remove-newline-at-the-end-of-the-trace.patch
