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Re: [PATCH v3 4/5] dax: add tracepoints to dax_pmd_load_hole()

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On Thu,  1 Dec 2016 09:37:50 -0700
Ross Zwisler <ross.zwisler@linux.intel.com> wrote:

> Add tracepoints to dax_pmd_load_hole(), following the same logging
> conventions as the tracepoints in dax_iomap_pmd_fault().
> 
> Here is an example PMD fault showing the new tracepoints:
> 
> read_big-1478  [004] ....   238.242188: xfs_filemap_pmd_fault: dev 259:0
> ino 0x1003
> 
> read_big-1478  [004] ....   238.242191: dax_pmd_fault: dev 259:0 ino 0x1003
> shared ALLOW_RETRY|KILLABLE|USER address 0x10400000 vm_start 0x10200000
> vm_end 0x10600000 pgoff 0x200 max_pgoff 0x1400
> 
> read_big-1478  [004] ....   238.242390: dax_pmd_load_hole: dev 259:0 ino
> 0x1003 shared address 0x10400000 zero_page ffffea0002c20000 radix_entry
> 0x1e
> 
> read_big-1478  [004] ....   238.242392: dax_pmd_fault_done: dev 259:0 ino
> 0x1003 shared ALLOW_RETRY|KILLABLE|USER address 0x10400000 vm_start
> 0x10200000 vm_end 0x10600000 pgoff 0x200 max_pgoff 0x1400 NOPAGE
> 
> Signed-off-by: Ross Zwisler <ross.zwisler@linux.intel.com>
> Reviewed-by: Jan Kara <jack@suse.cz>
> ---

Acked-by: Steven Rostedt <rostedt@goodmis.org>

-- Steve

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[PATCH v3 0/5] introduce DAX tracepoint support Ross Zwisler <ross.zwisler@linux.intel.com> - 2016-12-01 17:40 +0100
  [PATCH v3 3/5] dax: update MAINTAINERS entries for FS DAX Ross Zwisler <ross.zwisler@linux.intel.com> - 2016-12-01 17:40 +0100
  [PATCH v3 1/5] tracing: add __print_flags_u64() Ross Zwisler <ross.zwisler@linux.intel.com> - 2016-12-01 17:40 +0100
    Re: [PATCH v3 1/5] tracing: add __print_flags_u64() Steven Rostedt <rostedt@goodmis.org> - 2016-12-01 18:00 +0100
  [PATCH v3 4/5] dax: add tracepoints to dax_pmd_load_hole() Ross Zwisler <ross.zwisler@linux.intel.com> - 2016-12-01 17:40 +0100
    Re: [PATCH v3 4/5] dax: add tracepoints to dax_pmd_load_hole() Steven Rostedt <rostedt@goodmis.org> - 2016-12-01 18:00 +0100
  [PATCH v3 5/5] dax: add tracepoints to dax_pmd_insert_mapping() Ross Zwisler <ross.zwisler@linux.intel.com> - 2016-12-01 17:40 +0100
    Re: [PATCH v3 5/5] dax: add tracepoints to dax_pmd_insert_mapping() Steven Rostedt <rostedt@goodmis.org> - 2016-12-01 18:00 +0100

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