staging/lustre/ldlm: ELC picks locks in a safer policy

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Change the policy of ELC to pick locks that have no dirty pages,
no page in writeback state, and no locked pages.

Signed-off-by: Jinshan Xiong <jinshan.xiong@intel.com>
Reviewed-on: http://review.whamcloud.com/9175
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-4300
Reviewed-by: Andreas Dilger <andreas.dilger@intel.com>
Reviewed-by: Bobi Jam <bobijam@gmail.com>
Signed-off-by: Oleg Drokin <green@linuxhacker.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Jinshan Xiong 2016-03-30 19:49:02 -04:00 • committed by Greg Kroah-Hartman

parent 047d41bd71

commit 7d44333467

5 changed files with 39 additions and 29 deletions

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13

drivers/staging/lustre/lustre/include/lustre_dlm.h

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28

drivers/staging/lustre/lustre/ldlm/ldlm_request.c

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4

drivers/staging/lustre/lustre/mdc/mdc_request.c

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4

drivers/staging/lustre/lustre/osc/osc_lock.c

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19

drivers/staging/lustre/lustre/osc/osc_request.c

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