Re: [PATCH v6 06/17] nbd/server: Support a request payload

2023-09-08 Thread Eric Blake
On Wed, Sep 06, 2023 at 12:52:22PM -0500, Eric Blake wrote: > On Tue, Sep 05, 2023 at 05:36:15PM +0300, Vladimir Sementsov-Ogievskiy wrote: > > On 29.08.23 20:58, Eric Blake wrote: > > > Upcoming additions to support NBD 64-bit effect lengths allow for the > > > possibility to distinguish between p

Re: [PATCH v6 06/17] nbd/server: Support a request payload

2023-09-06 Thread Eric Blake
On Tue, Sep 05, 2023 at 05:36:15PM +0300, Vladimir Sementsov-Ogievskiy wrote: > On 29.08.23 20:58, Eric Blake wrote: > > Upcoming additions to support NBD 64-bit effect lengths allow for the > > possibility to distinguish between payload length (capped at 32M) and > > effect length (64 bits, althou

Re: [PATCH v6 06/17] nbd/server: Support a request payload

2023-09-05 Thread Vladimir Sementsov-Ogievskiy
On 29.08.23 20:58, Eric Blake wrote: Upcoming additions to support NBD 64-bit effect lengths allow for the possibility to distinguish between payload length (capped at 32M) and effect length (64 bits, although we generally assume 63 bits because of off_t limitations). Without that extension, onl

[PATCH v6 06/17] nbd/server: Support a request payload

2023-08-29 Thread Eric Blake
Upcoming additions to support NBD 64-bit effect lengths allow for the possibility to distinguish between payload length (capped at 32M) and effect length (64 bits, although we generally assume 63 bits because of off_t limitations). Without that extension, only the NBD_CMD_WRITE request has a paylo