staging: lustre: llite: reset writeback index in ll_writepages

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Otherwise after one round the writeback index will become beyond
the file size and ->writepages() turns into an empty operation.

Also, a safety guard is added to limit the wait time for grant to
10 minutes(take recovery into consideration) at maximum in the
osc_enter_cache() function. Otherwise, EDQUOT will be returned to
the applications to start sync write.

Signed-off-by: Jinshan Xiong <jinshan.xiong@intel.com>
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-3416
Reviewed-on: http://review.whamcloud.com/6554
Reviewed-by: Bobi Jam <bobijam@gmail.com>
Reviewed-by: Niu Yawei <yawei.niu@intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>
Signed-off-by: James Simmons <jsimmons@infradead.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

...

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Jinshan Xiong 2016-04-27 18:20:53 -04:00 • committed by Greg Kroah-Hartman

parent 610cc3a49f

commit c355855359

2 changed files with 25 additions and 12 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

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5

drivers/staging/lustre/lustre/llite/rw.c

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32

drivers/staging/lustre/lustre/osc/osc_cache.c

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