search for: cc_extents

...fset, flags); + if (subplugin.zero) + return subplugin.zero (handle, count, offset, flags); + else { + /* XXX nbdkit tries to emulate this and we should too. */ + nbdkit_error ("missing %s callback", "zero"); + errno = EINVAL; + return -1; + } } static int cc_extents (void *handle, uint32_t count, uint64_t offset, uint32_t flags, struct nbdkit_extents *extents) { - return subplugin.extents (handle, count, offset, flags, extents); + if (subplugin.extents) + return subplugin.extents (handle, count, offset, flags, extents); + else { + nbdkit...

...= cc_can_fua, + .can_multi_conn = cc_can_multi_conn, + .can_cache = cc_can_cache, - .pread = cc_pread, - .pwrite = cc_pwrite, - .flush = cc_flush, - .trim = cc_trim, - .zero = cc_zero, - .extents = cc_extents, - .cache = cc_cache, + .pread = cc_pread, + .pwrite = cc_pwrite, + .flush = cc_flush, + .trim = cc_trim, + .zero = cc_zero, + .extents = cc_extents, + .cache = cc_cache, .errno_is_pres...

This is a revision of my .default_export work, plus new work on .export_descriptions and a new exportname filter. I think it is now ready to check in. Things I'd still like in 1.22: - the file plugin should implement .list_exports (patch already posted, but it needs rebasing on this series) - the ext2 filter should override .list_exports when in exportname mode - the nbd plugin should be

It's been several weeks since I posted v2 (I got distracted by improving libnbd to better test things, which in turn surfaced some major memory leak problems in nbdsh that are now fixed). Many of the patches are minor rebases from v2, with the biggest changes being fallout from: - patch 2: rename nbdkit_add_default_export to nbdkit_use_default_export - overall: this missed 1.22, so update