Messages in this thread | | | Date | Tue, 25 Aug 2015 15:17:36 -0700 | From | Jaegeuk Kim <> | Subject | Re: [PATCH 2/2] f2fs: fix to release inode correctly |
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On Tue, Aug 25, 2015 at 09:39:55AM +0800, Chao Yu wrote: > Hi Jaegeuk, > > > -----Original Message----- > > From: Jaegeuk Kim [mailto:jaegeuk@kernel.org] > > Sent: Tuesday, August 25, 2015 12:54 AM > > To: Chao Yu > > Cc: linux-f2fs-devel@lists.sourceforge.net; linux-kernel@vger.kernel.org > > Subject: Re: [PATCH 2/2] f2fs: fix to release inode correctly > > > > [snip] > > > > + * if we skip truncate_node in remove_inode_page bacause we failed > > > + * before, it's better to find another way to release resource of > > > + * this inode (e.g. valid block count, node block or nid). Here we > > > + * choose to add this inode to orphan list, so that we can call iput > > > + * for releasing in orphan recovery flow. > > > + * > > > + * Note: we should add inode to orphan list before f2fs_unlock_op() > > > + * so we can prevent losing this orphan when encoutering checkpoint > > > + * and following suddenly power-off. > > > + */ > > > + if (err && err != -ENOENT) { > > > + err = acquire_orphan_inode(sbi); > > > + if (!err) > > > + add_orphan_inode(sbi, inode->i_ino); > > > > Need this too? > > > > if (err) > > set_sbi_flag(sbi, SBI_NEED_FSCK); > > We have another chance to release inode resource in following path: > - handle_failed_inode > - iput > - f2fs_evict_inode > - f2fs_truncate > - remove_inode_page > > So I choose to set SBI_NEED_FSCK in the end of f2fs_evict_inode.
Oh, got it. :)
> > Thanks,
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