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SubjectRe: [PATCH v2 0/2] btrfs: send: fix sending link commands for existing file paths
Filipe Manana <fdmanana@kernel.org>於 2022年7月12日 週二,下午10:52寫道:
>
> On Tue, Jul 12, 2022 at 09:36:30AM +0800, bingjingc wrote:
> > From: BingJing Chang <bingjingc@synology.com>
> >
> > There is a bug sending link commands for existing file paths. When we're
> > processing an inode, we go over all references. All the new file paths are
> > added to the "new_refs" list. And all the deleted file paths are added to
> > the "deleted_refs" list. In the end, when we finish processing the inode,
> > we iterate over all the items in the "new_refs" list and send link commands
> > for those file paths. After that, we go over all the items in the
> > "deleted_refs" list and send unlink commands for them. If there are
> > duplicated file paths in both lists, we will try to create them before we
> > remove them. Then the receiver gets an -EEXIST error when trying the link
> > operations.
> >
> > BingJing Chang (2):
> > btrfs: send: introduce recorded_ref_alloc and recorded_ref_free
> > btrfs: send: fix sending link commands for existing file paths
> >
> > fs/btrfs/send.c | 195 ++++++++++++++++++++++++++++++++++++++++++++----
> > 1 file changed, 181 insertions(+), 14 deletions(-)
>
> Looks good now, thanks.
>
> Reviewed-by: Filipe Manana <fdmanana@suse.com>
>
> Also, are you planning on submitting a test case for fstests too?

Sorry for my late reply. I will try to add a test case to fstests,
thanks for reminding me.

>
> >
> > --
> > 2.37.0
> >

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