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staging/lustre/lov: calculate file offset correctly

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In lov_stripe_pgoff(), it calls lov_stripe_size() to calculate the
file size by ost_size, which will be wrong if the stripe_index
happens to be stripe aligned.

Signed-off-by: Jinshan Xiong <jinshan.xiong@intel.com>
Reviewed-on: http://review.whamcloud.com/14462
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-6482
Reviewed-by: Bobi Jam <bobijam@hotmail.com>
Reviewed-by: Andreas Dilger <andreas.dilger@intel.com>
Signed-off-by: Oleg Drokin <oleg.drokin@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jinshan Xiong
2016-06-05 23:28:50 -04:00
committed by Greg Kroah-Hartman
parent b788dc51e4
commit ecd4df4a7a
1 changed files with 1 additions and 1 deletions
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2
drivers/staging/lustre/lustre/lov/lov_offset.c
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@@ -74,7 +74,7 @@ pgoff_t lov_stripe_pgoff(struct lov_stripe_md *lsm, pgoff_t stripe_index,
{
loff_t offset;
offset = lov_stripe_size(lsm, stripe_index << PAGE_SHIFT, stripe);
offset = lov_stripe_size(lsm, (stripe_index << PAGE_SHIFT) + 1, stripe);
return offset >> PAGE_SHIFT;
}