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....com> --- At least we're catching this now before 1.14. docs/nbdkit-filter.pod | 2 +- filters/offset/offset.c | 4 ++-- filters/partition/partition.c | 3 +-- 3 files changed, 4 insertions(+), 5 deletions(-) diff --git a/docs/nbdkit-filter.pod b/docs/nbdkit-filter.pod index 6e2bea61..cfd664eb 100644 --- a/docs/nbdkit-filter.pod +++ b/docs/nbdkit-filter.pod @@ -560,7 +560,7 @@ from the layer below. Without error checking it would look like this: int64_t size; size = next_ops->get_size (nxdata); - extents2 = nbdkit_extents_new (offset + shift, size - shift); + e...

...file/file.c | 16 +++++++++++----- plugins/perl/perl.c | 2 +- plugins/python/python.c | 2 +- plugins/ruby/ruby.c | 2 +- server/plugins.c | 2 +- 7 files changed, 28 insertions(+), 19 deletions(-) diff --git a/docs/nbdkit-filter.pod b/docs/nbdkit-filter.pod index 02f15c13..6e2bea61 100644 --- a/docs/nbdkit-filter.pod +++ b/docs/nbdkit-filter.pod @@ -524,15 +524,16 @@ C<next_ops-E<gt>zero> if C<next_ops-E<gt>can_fua> returned a positive value. Note that unlike the plugin C<.zero> which is permitted to fail with -C<EOPNOTSUPP> to force a f...

I ran into these while trying to prepare patches to add NBD_CMD_FLAG_FAST_ZERO, which will expose a new NBD_ENOTSUP wire value. Eric Blake (2): plugins: Don't lose original error when emulating FUA plugins: Permit ENOTSUP as synonym for EOPNOTSUPP docs/nbdkit-filter.pod | 11 ++++++----- docs/nbdkit-plugin.pod | 12 +++++++----- plugins/file/file.c | 16 +++++++++++-----

...s/noextents.c | 28 +++++++++++++++ TODO | 4 ++- tests/test-eflags.sh | 36 +++++++++++++++++++ 11 files changed, 167 insertions(+), 9 deletions(-) diff --git a/docs/nbdkit-filter.pod b/docs/nbdkit-filter.pod index 6e2bea61..cd8ba255 100644 --- a/docs/nbdkit-filter.pod +++ b/docs/nbdkit-filter.pod @@ -419,4 +419,26 @@ than once for the same connection, they should return the same value; similarly, the filter may cache the results of each counterpart in C<next_ops> for a given connection rather than repeating c...

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