btrfs-progs: subvolume: use BTRFS_IOC_SUBVOL_SYNC_WAIT for sync #989
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This patch uses BTRFS_IOC_SUBVOL_SYNC_WAIT ioctl in subvolume sync command before checking periodically and adds an option to not to use sync wait ioctl call and force to check periodically. This patch calls a new function wait_for_subvolume_sync() that calls BTRFS_IOC_SUBVOL_SYNC_WAIT for each subvol. Issue: kdave#953 Signed-off-by: Sidong Yang <[email protected]>
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This patch uses BTRFS_IOC_SUBVOL_SYNC_WAIT ioctl in subvolume sync command before checking periodically and adds an option to not to use sync wait ioctl call and force to check periodically. This patch calls a new function wait_for_subvolume_sync() that calls BTRFS_IOC_SUBVOL_SYNC_WAIT for each subvol.
Issue: #953