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virtiofsd: Add attr_flags to fuse_entry_param

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fuse_entry_param is converted to fuse_attr on the line (by
fill_entry()), so it should have a member that mirrors fuse_attr.flags.

fill_entry() should then copy this fuse_entry_param.attr_flags to
fuse_attr.flags.

Signed-off-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20200909184028.262297-4-mreitz@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
This commit is contained in:
Max Reitz 2020-09-09 20:40:23 +02:00 committed by Dr. David Alan Gilbert
parent 2f10415abf
commit e2577435d3
2 changed files with 14 additions and 4 deletions
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13
tools/virtiofsd/fuse_lowlevel.c
View file

@ -329,7 +329,8 @@ static unsigned int calc_timeout_nsec(double t)
}
}
static void fill_entry(struct fuse_entry_out *arg,
static void fill_entry(struct fuse_session *se,
struct fuse_entry_out *arg,
const struct fuse_entry_param *e)
{
*arg = (struct fuse_entry_out){
@ -341,6 +342,10 @@ static void fill_entry(struct fuse_entry_out *arg,
.attr_valid_nsec = calc_timeout_nsec(e->attr_timeout),
};
convert_stat(&e->attr, &arg->attr);
if (se->conn.capable & FUSE_CAP_ATTR_FLAGS) {
arg->attr.flags = e->attr_flags;
}
}
/*
@ -365,7 +370,7 @@ size_t fuse_add_direntry_plus(fuse_req_t req, char *buf, size_t bufsize,
struct fuse_direntplus *dp = (struct fuse_direntplus *)buf;
memset(&dp->entry_out, 0, sizeof(dp->entry_out));
fill_entry(&dp->entry_out, e);
fill_entry(req->se, &dp->entry_out, e);
struct fuse_dirent *dirent = &dp->dirent;
*dirent = (struct fuse_dirent){
@ -403,7 +408,7 @@ int fuse_reply_entry(fuse_req_t req, const struct fuse_entry_param *e)
size_t size = sizeof(arg);
memset(&arg, 0, sizeof(arg));
fill_entry(&arg, e);
fill_entry(req->se, &arg, e);
return send_reply_ok(req, &arg, size);
}
@ -416,7 +421,7 @@ int fuse_reply_create(fuse_req_t req, const struct fuse_entry_param *e,
struct fuse_open_out *oarg = (struct fuse_open_out *)(buf + entrysize);
memset(buf, 0, sizeof(buf));
fill_entry(earg, e);
fill_entry(req->se, earg, e);
fill_open(oarg, f);
return send_reply_ok(req, buf, entrysize + sizeof(struct fuse_open_out));
}

5
tools/virtiofsd/fuse_lowlevel.h
View file

@ -102,6 +102,11 @@ struct fuse_entry_param {
* large value.
*/
double entry_timeout;
/**
* Flags for fuse_attr.flags that do not fit into attr.
*/
uint32_t attr_flags;
};
/**