Zhang, > The Linux kernel (since version 6.17) supports FALLOC_FL_WRITE_ZEROES > in fallocate(2). Add support for FALLOC_FL_WRITE_ZEROES to the > fallocate utility by introducing a new option -w|--write-zeroes. Reviewed-by: Martin K. Petersen <martin.petersen at oracle.com> -- Martin K. Petersen