search for: cow_can_ext

Displaying 5 results from an estimated 5 matches for "cow_can_ext".

2019 Mar 26
0
[PATCH nbdkit v4 05/15] cow: Disable extents information in this filter.
...trim, and we can flush. + * cannot trim or detect extents, and we can flush. */ static int cow_can_write (struct nbdkit_next_ops *next_ops, void *nxdata, void *handle) @@ -128,6 +128,12 @@ cow_can_trim (struct nbdkit_next_ops *next_ops, void *nxdata, void *handle) return 0; } +static int +cow_can_extents (struct nbdkit_next_ops *next_ops, void *nxdata, void *handle) +{ + return 0; +} + static int cow_can_flush (struct nbdkit_next_ops *next_ops, void *nxdata, void *handle) { @@ -316,6 +322,7 @@ static struct nbdkit_filter filter = { .can_write = cow_can_write, .can_flush...
2019 Mar 26
21
[PATCH nbdkit v4 00/15] Implement Block Status.
I'm not sure exactly which version we're up to, but let's say it's version 4. I'm a lot happier with this version: - all filters have been reviewed and changed where I think that's necessary - can_extents is properly defined and implemented now - NBD protocol is followed - I believe it addresses all previous review points where possible The "only" thing
2019 Mar 28
32
[PATCH nbdkit v5 FINAL 00/19] Implement extents.
This has already been pushed upstream. I am simply posting these here so we have a reference in the mailing list in case we find bugs later (as I'm sure we will - it's a complex patch series). Great thanks to Eric Blake for tireless review on this one. It also seems to have identified a few minor bugs in qemu along the way. Rich.
2019 May 16
27
[nbdkit PATCH v2 00/24] implement NBD_CMD_CACHE
Since v1: - rework .can_cache to be tri-state, with default of no advertisement (ripple effect through other patches) - add a lot more patches in order to round out filter support And in the meantime, Rich pushed NBD_CMD_CACHE support into libnbd, so in theory we now have a way to test cache commands through the entire stack. Eric Blake (24): server: Internal hooks for implementing
2019 Aug 23
22
cross-project patches: Add NBD Fast Zero support
This is a cover letter to a series of patches being proposed in tandem to four different projects: - nbd: Document a new NBD_CMD_FLAG_FAST_ZERO command flag - qemu: Implement the flag for both clients and server - libnbd: Implement the flag for clients - nbdkit: Implement the flag for servers, including the nbd passthrough client If you want to test the patches together, I've pushed a