[PATCH 0/3] target: Conversion of fast-path statistics to atomic_long_t

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From: Nicholas Bellinger <nab@xxxxxxxxxxxxxxx>

Hi folks,

This series converts select target + iscsi-target statistics to use
type atomic_long_t, away from the original spinlocks accesses and
unnecessary overhead in fast-path code for protection of data used
purely for informational purposes.

This conversion includes target per se_device + per se_node_acl
statistics, along with iscsi-target per iscsi_session statistics.

Note this series is being applied to for-next now for v3.13-rc1
code, given the obvious benefit.

Thank you,

--nab

Nicholas Bellinger (3):
  target: Convert se_device statistics to atomic_long_t
  target/iscsi-target: Convert se_node_acl statistics to atomic_long_t
  iscsi-target: Convert iscsi_session statistics to atomic_long_t

 drivers/target/iscsi/iscsi_target.c       |   43 +++++++++--------------------
 drivers/target/iscsi/iscsi_target_core.h  |   13 ++++-----
 drivers/target/iscsi/iscsi_target_erl0.c  |    2 +-
 drivers/target/iscsi/iscsi_target_login.c |    1 -
 drivers/target/iscsi/iscsi_target_stat.c  |   22 ++++++++-------
 drivers/target/iscsi/iscsi_target_util.c  |    2 +-
 drivers/target/target_core_device.c       |   10 ++-----
 drivers/target/target_core_stat.c         |   15 ++++++----
 drivers/target/target_core_tmr.c          |    4 +--
 drivers/target/target_core_tpg.c          |    2 --
 include/target/target_core_base.h         |   16 +++++------
 11 files changed, 53 insertions(+), 77 deletions(-)

-- 
1.7.10.4

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