Re: [PATCH 3/3] nbd: Add 'qemu-nbd -A' to expose allocation depth

2020-09-28 Thread Eric Blake
On 9/26/20 8:32 AM, Vladimir Sementsov-Ogievskiy wrote: 25.09.2020 23:32, Eric Blake wrote: Allow the server to expose an additional metacontext to be requested by savvy clients.  qemu-nbd adds a new option -A to expose the qemu:allocation-depth metacontext through NBD_CMD_BLOCK_STATUS; this

Re: [PATCH 3/3] nbd: Add 'qemu-nbd -A' to expose allocation depth

2020-09-26 Thread Vladimir Sementsov-Ogievskiy
25.09.2020 23:32, Eric Blake wrote: Allow the server to expose an additional metacontext to be requested by savvy clients. qemu-nbd adds a new option -A to expose the qemu:allocation-depth metacontext through NBD_CMD_BLOCK_STATUS; this can also be set via QMP when using nbd-server-add. qemu as

Re: [PATCH 3/3] nbd: Add 'qemu-nbd -A' to expose allocation depth

2020-09-26 Thread Richard W.M. Jones
On Fri, Sep 25, 2020 at 03:32:49PM -0500, Eric Blake wrote: > Allow the server to expose an additional metacontext to be requested > by savvy clients. qemu-nbd adds a new option -A to expose the > qemu:allocation-depth metacontext through NBD_CMD_BLOCK_STATUS; this > can also be set via QMP when

[PATCH 3/3] nbd: Add 'qemu-nbd -A' to expose allocation depth

2020-09-25 Thread Eric Blake
Allow the server to expose an additional metacontext to be requested by savvy clients. qemu-nbd adds a new option -A to expose the qemu:allocation-depth metacontext through NBD_CMD_BLOCK_STATUS; this can also be set via QMP when using nbd-server-add. qemu as client can be hacked into viewing