Displaying 2 results from an estimated 2 matches for "nbdkit_extent_non".
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nbdkit_extent_none
2019 Mar 23
1
Re: [PATCH nbdkit 8/8] file: Implement extents.
...d
status available (knowing there are no holes is nicer than merely
assuming there are no holes because block status was unavailable). But
if we return true, then WE have to do that optimization ourselves. Maybe
.can_extent should be a tri-state return, just like .can_fua, where a
plugin can choose NBDKIT_EXTENT_NONE to force no block status
advertisement, NBDKIT_EXTENT_EMULATE (default if .extents is missing) to
let nbdkit do the work of reporting the entire disk as data without
calling .extents, and NBDKIT_EXTENT_NATIVE (requires .extents, and lets
the plugin do all the work). Then, when lseek(SEEK_HOLE) ret...
2019 Mar 20
15
[PATCH nbdkit 0/8] Implement extents using a simpler array.
Not sure what version we're up to, but this reimplements extents using
the new simpler structure described in this thread:
https://www.redhat.com/archives/libguestfs/2019-March/msg00077.html
I also fixed most of the things that Eric pointed out in the previous
review, although I need to go back over his replies and check I've got
everything.
This needs a bit more testing. However the