Zhang Yi <yi.zhang@xxxxxxxxxx> wrote in linux-fsdevel@xxxxxxxxxxxxxxx: > Add support for FALLOC_FL_WRITE_ZEROES. This first allocates blocks as > unwritten, then issues a zero command outside of the running journal > handle, and finally converts them to a written state. Picking up where the NFS4.2 WRITE_SAME discussion stalled: FALLOC_FL_WRITE_ZEROES is coming, and IMO the only way to implement that for NFS is via WRITE_SAME. How to proceed? -- Internationalization&localization dev / 大阪大学 Takeshi Nishimura <takeshi.nishimura.linux@xxxxxxxxx>