Re: [PATCH V7 1/3] fuse_kernel.h: bring up to baseline 6.19

Darrick J. Wong
2026-01-31T00:41:22Z

On Fri, Jan 30, 2026 at 02:53:13PM -0800, Joanne Koong wrote:
> On Sun, Jan 18, 2026 at 2:35 PM John Groves <john@jagalactic.com> wrote:
> >
> > From: John Groves <john@groves.net>
> >
> > This is copied from include/uapi/linux/fuse.h in 6.19 with no changes.
> >
> > Signed-off-by: John Groves <john@groves.net>
>
> This LGTM. We could probably just merge this in already.
>
> Reviewed-by: Joanne Koong <joannelkoong@gmail.com>
>
> > ---
> > include/fuse_kernel.h | 10 +++++++++-
> > 1 file changed, 9 insertions(+), 1 deletion(-)
> >
> > diff --git a/include/fuse_kernel.h b/include/fuse_kernel.h
> > index 94621f6..c13e1f9 100644
> > --- a/include/fuse_kernel.h
> > +++ b/include/fuse_kernel.h
> > @@ -239,6 +239,7 @@
> > * 7.45
> > * - add FUSE_COPY_FILE_RANGE_64
> > * - add struct fuse_copy_file_range_out
> > + * - add FUSE_NOTIFY_PRUNE
> > */
> >
> > #ifndef _LINUX_FUSE_H
> > @@ -680,7 +681,7 @@ enum fuse_notify_code {
> > FUSE_NOTIFY_DELETE = 6,
> > FUSE_NOTIFY_RESEND = 7,
> > FUSE_NOTIFY_INC_EPOCH = 8,
> > - FUSE_NOTIFY_CODE_MAX,
> > + FUSE_NOTIFY_PRUNE = 9,

This insertion ought to preserve FUSE_NOTIFY_CODE_MAX, right?

--D

> > };
> >
> > /* The read buffer is required to be at least 8k, but may be much larger */
> > @@ -1119,6 +1120,12 @@ struct fuse_notify_retrieve_in {
> > uint64_t dummy4;
> > };
> >
> > +struct fuse_notify_prune_out {
> > + uint32_t count;
> > + uint32_t padding;
> > + uint64_t spare;
> > +};
> > +
> > struct fuse_backing_map {
> > int32_t fd;
> > uint32_t flags;
> > @@ -1131,6 +1138,7 @@ struct fuse_backing_map {
> > #define FUSE_DEV_IOC_BACKING_OPEN _IOW(FUSE_DEV_IOC_MAGIC, 1, \
> > struct fuse_backing_map)
> > #define FUSE_DEV_IOC_BACKING_CLOSE _IOW(FUSE_DEV_IOC_MAGIC, 2, uint32_t)
> > +#define FUSE_DEV_IOC_SYNC_INIT _IO(FUSE_DEV_IOC_MAGIC, 3)
> >
> > struct fuse_lseek_in {
> > uint64_t fh;
> > --
> > 2.52.0
> >