search for: 57a51aee

...st be aligned nbdkit: backend.c:621: backend_extents: Assertion `*err' failed. qemu-img: Could not read file metadata: Input/output error --- filters/swab/swab.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/filters/swab/swab.c b/filters/swab/swab.c index 57a51aee..2e423bbf 100644 --- a/filters/swab/swab.c +++ b/filters/swab/swab.c @@ -191,15 +191,15 @@ swab_zero (struct nbdkit_next_ops *next_ops, void *nxdata, return next_ops->zero (nxdata, count, offset, flags, err); } -/* FIXME: Extents could be useful, but if the underlying plugin ever reports -...

...w you exactly what requests qemu-img is making. The assert failure seems to be a separate and worrying problem. Rich. > filters/swab/swab.c | 16 ++++++++-------- > 1 file changed, 8 insertions(+), 8 deletions(-) > > diff --git a/filters/swab/swab.c b/filters/swab/swab.c > index 57a51aee..2e423bbf 100644 > --- a/filters/swab/swab.c > +++ b/filters/swab/swab.c > @@ -191,15 +191,15 @@ swab_zero (struct nbdkit_next_ops *next_ops, void *nxdata, > return next_ops->zero (nxdata, count, offset, flags, err); > } > > -/* FIXME: Extents could be useful, but if th...

Ultimately, both the blocksize and swab filters want to return aligned extents to the client. I'm posting this as a snapshot of my work in progress on how I plan to get there (it's not quite working yet, but I'm done for today and wanted to at least document my ideas). I might also add a convenience function for nbdkit_extents_offset, since we have a number of filters that repeat the