mbox series

[V3,0/2] mm/migration: Add trace events

Message ID 1643368182-9588-1-git-send-email-anshuman.khandual@arm.com (mailing list archive)
Headers show
Series mm/migration: Add trace events | expand

Message

Anshuman Khandual Jan. 28, 2022, 11:09 a.m. UTC 
This adds trace events for all migration scenarios including base page, THP
and HugeTLB. This series is applies on v5.17-rc1. 

Changes in V3:

- Dropped #define CREATE_TRACE_POINTS from powerpc platform in PATCH 01/02
- Dropped #define CREATE_TRACE_POINTS from x86 platform in PATCH 02/02
- Dropped #define CREATE_TRACE_POINTS from <mm/migrate.c> in PATCH 02/02
 
Changes in V2:

https://lore.kernel.org/all/1643080105-11416-1-git-send-email-anshuman.khandual@arm.com/

- Used DECLARE_EVENT_CLASS()/DEFINE_EVENT() construct reducing code footprint
- Added trace events for base page and HugeTLB

Changes in V1:

https://lore.kernel.org/all/1641531575-28524-1-git-send-email-anshuman.khandual@arm.com/

- Dropped mm, pmdp, page arguments from trace
- Updated trace argument names and output format

Changes in RFC:

https://lore.kernel.org/all/1640328398-20698-1-git-send-email-anshuman.khandual@arm.com/

Anshuman Khandual (2):
  mm/migration: Add trace events for THP migrations
  mm/migration: Add trace events for base page and HugeTLB migrations

 arch/powerpc/mm/book3s64/trace.c |  1 -
 arch/x86/mm/init.c               |  1 -
 include/trace/events/migrate.h   | 31 +++++++++++++++++++++++++++++++
 include/trace/events/thp.h       | 27 +++++++++++++++++++++++++++
 mm/huge_memory.c                 |  5 +++++
 mm/migrate.c                     |  4 +++-
 mm/rmap.c                        |  6 ++++++
 7 files changed, 72 insertions(+), 3 deletions(-)