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[PULL 12/16] virtiofsd: Add fuse_reply_attr_with_flags()
From: |
Dr. David Alan Gilbert (git) |
Subject: |
[PULL 12/16] virtiofsd: Add fuse_reply_attr_with_flags() |
Date: |
Mon, 26 Oct 2020 18:43:27 +0000 |
From: Max Reitz <mreitz@redhat.com>
The plain fuse_reply_attr() function does not allow setting
fuse_attr.flags, so add this new function that does.
Make fuse_reply_attr() a wrapper around it.
Signed-off-by: Max Reitz <mreitz@redhat.com>
Message-Id: <20200909184028.262297-5-mreitz@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
---
tools/virtiofsd/fuse_lowlevel.c | 14 ++++++++++++--
tools/virtiofsd/fuse_lowlevel.h | 15 +++++++++++++++
2 files changed, 27 insertions(+), 2 deletions(-)
diff --git a/tools/virtiofsd/fuse_lowlevel.c b/tools/virtiofsd/fuse_lowlevel.c
index 00da84432c..5198f627bc 100644
--- a/tools/virtiofsd/fuse_lowlevel.c
+++ b/tools/virtiofsd/fuse_lowlevel.c
@@ -426,8 +426,8 @@ int fuse_reply_create(fuse_req_t req, const struct
fuse_entry_param *e,
return send_reply_ok(req, buf, entrysize + sizeof(struct fuse_open_out));
}
-int fuse_reply_attr(fuse_req_t req, const struct stat *attr,
- double attr_timeout)
+int fuse_reply_attr_with_flags(fuse_req_t req, const struct stat *attr,
+ double attr_timeout, uint32_t attr_flags)
{
struct fuse_attr_out arg;
size_t size = sizeof(arg);
@@ -437,9 +437,19 @@ int fuse_reply_attr(fuse_req_t req, const struct stat
*attr,
arg.attr_valid_nsec = calc_timeout_nsec(attr_timeout);
convert_stat(attr, &arg.attr);
+ if (req->se->conn.capable & FUSE_CAP_ATTR_FLAGS) {
+ arg.attr.flags = attr_flags;
+ }
+
return send_reply_ok(req, &arg, size);
}
+int fuse_reply_attr(fuse_req_t req, const struct stat *attr,
+ double attr_timeout)
+{
+ return fuse_reply_attr_with_flags(req, attr, attr_timeout, 0);
+}
+
int fuse_reply_readlink(fuse_req_t req, const char *linkname)
{
return send_reply_ok(req, linkname, strlen(linkname));
diff --git a/tools/virtiofsd/fuse_lowlevel.h b/tools/virtiofsd/fuse_lowlevel.h
index 9c06240f9e..1ff6ba1e4f 100644
--- a/tools/virtiofsd/fuse_lowlevel.h
+++ b/tools/virtiofsd/fuse_lowlevel.h
@@ -1313,6 +1313,21 @@ int fuse_reply_create(fuse_req_t req, const struct
fuse_entry_param *e,
int fuse_reply_attr(fuse_req_t req, const struct stat *attr,
double attr_timeout);
+/**
+ * Reply with attributes and set fuse_attr.flags
+ *
+ * Possible requests:
+ * getattr, setattr
+ *
+ * @param req request handle
+ * @param attr the attributes
+ * @param attr_timeout validity timeout (in seconds) for the attributes
+ * @param attr_flags flags to put into fuse_attr.flags
+ * @return zero for success, -errno for failure to send reply
+ */
+int fuse_reply_attr_with_flags(fuse_req_t req, const struct stat *attr,
+ double attr_timeout, uint32_t attr_flags);
+
/**
* Reply with the contents of a symbolic link
*
--
2.28.0
- [PULL 03/16] virtiofsd: add container-friendly -o sandbox=chroot option, (continued)
- [PULL 03/16] virtiofsd: add container-friendly -o sandbox=chroot option, Dr. David Alan Gilbert (git), 2020/10/26
- [PULL 04/16] tools/virtiofsd: xattr name mappings: Add option, Dr. David Alan Gilbert (git), 2020/10/26
- [PULL 05/16] tools/virtiofsd: xattr name mappings: Map client xattr names, Dr. David Alan Gilbert (git), 2020/10/26
- [PULL 07/16] tools/virtiofsd: xattr name mapping examples, Dr. David Alan Gilbert (git), 2020/10/26
- [PULL 06/16] tools/virtiofsd: xattr name mappings: Map server xattr names, Dr. David Alan Gilbert (git), 2020/10/26
- [PULL 08/16] tools/virtiofsd: xattr name mappings: Simple 'map', Dr. David Alan Gilbert (git), 2020/10/26
- [PULL 09/16] linux/fuse.h: Pull in from Linux, Dr. David Alan Gilbert (git), 2020/10/26
- [PULL 11/16] virtiofsd: Add attr_flags to fuse_entry_param, Dr. David Alan Gilbert (git), 2020/10/26
- [PULL 10/16] virtiofsd: Announce FUSE_ATTR_FLAGS, Dr. David Alan Gilbert (git), 2020/10/26
- [PULL 13/16] virtiofsd: Store every lo_inode's parent_dev, Dr. David Alan Gilbert (git), 2020/10/26
- [PULL 12/16] virtiofsd: Add fuse_reply_attr_with_flags(),
Dr. David Alan Gilbert (git) <=
- [PULL 14/16] virtiofsd: Announce sub-mount points, Dr. David Alan Gilbert (git), 2020/10/26
- [PULL 15/16] tests/acceptance/boot_linux: Accept SSH pubkey, Dr. David Alan Gilbert (git), 2020/10/26
- [PULL 16/16] tests/acceptance: Add virtiofs_submounts.py, Dr. David Alan Gilbert (git), 2020/10/26
- Re: [PULL 00/16] virtiofs queue, Peter Maydell, 2020/10/27