According to the git history, support for zero MB images for the create/resize commands was explicitly added by commit 08f47a4. Dan Mick or Josh Durgin could probably better explain the history behind the change since it was before my time.
-- Jason Dillaman Red Hat dilla...@redhat.com http://www.redhat.com ----- Original Message ----- > From: "zhengbin 08747" <zhengbin.08...@h3c.com> > To: dilla...@redhat.com > Sent: Thursday, July 23, 2015 7:52:16 AM > Subject: hello, I am confused about a question of rbd > When I create a rbd block, its size can be zero, why?I think it should not be > zero, If it should not be zero, I will report a bug and fix it,thank you > Like this, I create a rbd block name foo2, it can not be use > ------------------------------------------------------------------------------------------------------------------------------------- > 本邮件及其附件含有杭州华三通信技术有限公司的保密信息，仅限于发送给上面地址中列出 > 的个人或群组。禁止任何其他人以任何形式使用（包括但不限于全部或部分地泄露、复制、 > 或散发）本邮件中的信息。如果您错收了本邮件，请您立即电话或邮件通知发件人并删除本 > 邮件！ > This e-mail and its attachments contain confidential information from H3C, > which is > intended only for the person or entity whose address is listed above. Any use > of the > information contained herein in any way (including, but not limited to, total > or partial > disclosure, reproduction, or dissemination) by persons other than the > intended > recipient(s) is prohibited. If you receive this e-mail in error, please > notify the sender > by phone or email immediately and delete it! -- To unsubscribe from this list: send the line "unsubscribe ceph-devel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
