[libvirt] [PATCH 0/2] try to use btrfs COW copy

Chen, Hanxiao chenhanxiao at cn.fujitsu.com
Fri Jan 16 02:08:14 UTC 2015



> -----Original Message-----
> From: libvir-list-bounces at redhat.com [mailto:libvir-list-bounces at redhat.com] On
> Behalf Of Chen Hanxiao
> Sent: Tuesday, January 13, 2015 4:18 PM
> To: libvir-list at redhat.com
> Subject: [libvirt] [PATCH 0/2] try to use btrfs COW copy
> 
> If VIR_STORAGE_VOL_CREATE_REFLINK is specified,
> try to use btrfs COW copy;
> If btrfs COW copy is not supported,
>    fall back to normal copy.
> 
> Chen Hanxiao (2):
>   introduce btrfsCloneFile for COW copy
>   storage: try to perform btrfs clone if possible
> 
>  include/libvirt/libvirt-storage.h |  1 +
>  src/storage/storage_backend.c     | 65 ++++++++++++++++++++++++++++++++++-----
>  src/storage/storage_backend_fs.c  |  8 +++--
>  src/storage/storage_driver.c      |  4 ++-
>  4 files changed, 68 insertions(+), 10 deletions(-)
> 

ping.




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