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From: Stefan Roesch <shr@devkernel.io>
To: kernel-team@fb.com
Cc: shr@devkernel.io, david@redhat.com, oliver.sang@intel.com,
	linux-mm@kvack.org, ltp@lists.linux.it, pvorel@suse.cz,
	liwang@redhat.com
Subject: [PATCH v3 0/2] KSM: support smart-scan feature
Date: Mon,  4 Dec 2023 10:48:15 -0800	[thread overview]
Message-ID: <20231204184817.3570465-1-shr@devkernel.io> (raw)

This patch series makes two changes:
- Disable the smart-scan feature for ksm01 - ksm04
  This is necessary to make sure that the volatile metrics have the
  expected counts.
- Add a new test for the smart-scan feature
  The new test verifies that the smart-scan feature skips pages when it has
  been enabled for a VMA.

Versions:
- V3:
  - Disable smart scan for ksm05 and ksm06
  - add ksm07 to runtest/mm
  - change documentation format in header of ksm07.c
  - Move function create_memory_for_smartscan() to ksm07.c
  - Rename create_memory_for_smartscan() to create_memory()
  
- V2:
  - Disable smart_scan in the test setup structure
  - Remove the changes in create_same_memory()
  - Add the new testcase ksm07 for the smart scan test
  

Stefan Roesch (2):
  mem: disable KSM smart scan for ksm tests
  add ksm test for smart-scan feature

 runtest/mm                       |   1 +
 testcases/kernel/mem/.gitignore  |   1 +
 testcases/kernel/mem/ksm/ksm01.c |   2 +
 testcases/kernel/mem/ksm/ksm02.c |   2 +
 testcases/kernel/mem/ksm/ksm03.c |   2 +
 testcases/kernel/mem/ksm/ksm04.c |   2 +
 testcases/kernel/mem/ksm/ksm05.c |   2 +
 testcases/kernel/mem/ksm/ksm06.c |   2 +
 testcases/kernel/mem/ksm/ksm07.c | 131 +++++++++++++++++++++++++++++++
 9 files changed, 145 insertions(+)
 create mode 100644 testcases/kernel/mem/ksm/ksm07.c


base-commit: 8c89ef3d451087ed6e18750bd5eedd10e5ab3d2e
-- 
2.39.3



             reply	other threads:[~2023-12-04 18:48 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-12-04 18:48 Stefan Roesch [this message]
2023-12-04 18:48 ` [PATCH v3 1/2] mem: disable KSM smart scan for ksm tests Stefan Roesch
2023-12-05 11:32   ` Petr Vorel
2023-12-04 18:48 ` [PATCH v3 2/2] add ksm test for smart-scan feature Stefan Roesch
2023-12-05 11:02   ` [LTP] " Cyril Hrubis
2023-12-05 14:58     ` Petr Vorel
2023-12-05 13:16   ` Petr Vorel
2023-12-05 18:01     ` Stefan Roesch

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