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(parent: 4217211) | patch
ceph: keep leaf frag when updating fragtree
authorYan, Zheng <zyan@redhat.com>
Wed, 4 May 2016 03:05:10 +0000 (11:05 +0800)
committerIlya Dryomov <idryomov@gmail.com>
Wed, 25 May 2016 23:15:37 +0000 (01:15 +0200)
commita4b7431f39438f415cef1fa28502ec58016686f7
tree432bd5da4924ea61b1fa0bcd862361e2f6343c29tree | snapshot
parent421721195a68f46a8218c664154076b5b06f5f51commit | diff
ceph: keep leaf frag when updating fragtree

Nodes in i_fragtree are sorted according to ceph_compare_frag().
It means frag node in i_fragtree always follow its direct parent
node. To check if a leaf node is valid, we just need to check if
it's child of previous split node.

Signed-off-by: Yan, Zheng <zyan@redhat.com>
fs/ceph/inode.c diff | blob | history
Linux Kernel Source Tree.