mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-28 22:54:05 +08:00
d0072ca529
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: df529cabb7 ("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>
122 lines
2.7 KiB
C
122 lines
2.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#undef TRACE_SYSTEM
|
|
#define TRACE_SYSTEM mmap
|
|
|
|
#if !defined(_TRACE_MMAP_H) || defined(TRACE_HEADER_MULTI_READ)
|
|
#define _TRACE_MMAP_H
|
|
|
|
#include <linux/tracepoint.h>
|
|
|
|
TRACE_EVENT(vm_unmapped_area,
|
|
|
|
TP_PROTO(unsigned long addr, struct vm_unmapped_area_info *info),
|
|
|
|
TP_ARGS(addr, info),
|
|
|
|
TP_STRUCT__entry(
|
|
__field(unsigned long, addr)
|
|
__field(unsigned long, total_vm)
|
|
__field(unsigned long, flags)
|
|
__field(unsigned long, length)
|
|
__field(unsigned long, low_limit)
|
|
__field(unsigned long, high_limit)
|
|
__field(unsigned long, align_mask)
|
|
__field(unsigned long, align_offset)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->addr = addr;
|
|
__entry->total_vm = current->mm->total_vm;
|
|
__entry->flags = info->flags;
|
|
__entry->length = info->length;
|
|
__entry->low_limit = info->low_limit;
|
|
__entry->high_limit = info->high_limit;
|
|
__entry->align_mask = info->align_mask;
|
|
__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",
|
|
IS_ERR_VALUE(__entry->addr) ? 0 : __entry->addr,
|
|
IS_ERR_VALUE(__entry->addr) ? __entry->addr : 0,
|
|
__entry->total_vm, __entry->flags, __entry->length,
|
|
__entry->low_limit, __entry->high_limit, __entry->align_mask,
|
|
__entry->align_offset)
|
|
);
|
|
|
|
TRACE_EVENT(vma_mas_szero,
|
|
TP_PROTO(struct maple_tree *mt, unsigned long start,
|
|
unsigned long end),
|
|
|
|
TP_ARGS(mt, start, end),
|
|
|
|
TP_STRUCT__entry(
|
|
__field(struct maple_tree *, mt)
|
|
__field(unsigned long, start)
|
|
__field(unsigned long, end)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->mt = mt;
|
|
__entry->start = start;
|
|
__entry->end = end;
|
|
),
|
|
|
|
TP_printk("mt_mod %p, (NULL), SNULL, %lu, %lu,",
|
|
__entry->mt,
|
|
(unsigned long) __entry->start,
|
|
(unsigned long) __entry->end
|
|
)
|
|
);
|
|
|
|
TRACE_EVENT(vma_store,
|
|
TP_PROTO(struct maple_tree *mt, struct vm_area_struct *vma),
|
|
|
|
TP_ARGS(mt, vma),
|
|
|
|
TP_STRUCT__entry(
|
|
__field(struct maple_tree *, mt)
|
|
__field(struct vm_area_struct *, vma)
|
|
__field(unsigned long, vm_start)
|
|
__field(unsigned long, vm_end)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->mt = mt;
|
|
__entry->vma = vma;
|
|
__entry->vm_start = vma->vm_start;
|
|
__entry->vm_end = vma->vm_end - 1;
|
|
),
|
|
|
|
TP_printk("mt_mod %p, (%p), STORE, %lu, %lu,",
|
|
__entry->mt, __entry->vma,
|
|
(unsigned long) __entry->vm_start,
|
|
(unsigned long) __entry->vm_end
|
|
)
|
|
);
|
|
|
|
|
|
TRACE_EVENT(exit_mmap,
|
|
TP_PROTO(struct mm_struct *mm),
|
|
|
|
TP_ARGS(mm),
|
|
|
|
TP_STRUCT__entry(
|
|
__field(struct mm_struct *, mm)
|
|
__field(struct maple_tree *, mt)
|
|
),
|
|
|
|
TP_fast_assign(
|
|
__entry->mm = mm;
|
|
__entry->mt = &mm->mm_mt;
|
|
),
|
|
|
|
TP_printk("mt_mod %p, DESTROY",
|
|
__entry->mt
|
|
)
|
|
);
|
|
|
|
#endif
|
|
|
|
/* This part must be outside protection */
|
|
#include <trace/define_trace.h>
|