Messages in this thread | | | Date | Wed, 01 Jul 2015 09:50:00 +0200 | From | SF Markus Elfring <> | Subject | Re: XFS: Fine-tuning for checks before the function call "xfs_qm_dqrele"? |
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> xfs_dqrele_inode() gets called on every inode in the inode cache, > and this change results in a cacheline in every inode being dirtied > even if they don't have dquots attached. Given the inode cache can > hold tens to hundreds of millions of inodes on large machines, we > don't want to dirty any cachelines we don't need to while walking > the inode cache and releasing dquots...
Would it make sense to annotate checks before such function calls as "LIKELY"?
Regards, Markus
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