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由 Luis Henriques 提交于
Instead of using the copy-from operation, switch copy_file_range to the new copy-from2 operation, which allows to send the truncate_seq and truncate_size parameters. If an OSD does not support the copy-from2 operation it will return -EOPNOTSUPP. In that case, the kernel client will stop trying to do remote object copies for this fs client and will always use the generic VFS copy_file_range. Signed-off-by: NLuis Henriques <lhenriques@suse.com> Reviewed-by: NJeff Layton <jlayton@kernel.org> Signed-off-by: NIlya Dryomov <idryomov@gmail.com>
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