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authorJoanne Koong <joannelkoong@gmail.com>2026-08-14 11:59:42 -0700
committerMiklos Szeredi <mszeredi@redhat.com>2026-08-17 17:02:37 +0200
commitebed9ea5b469588c6074f3ed5b8d8ec63c4ccf48 (patch)
treea5a0c0692f1376556683eb97184012bca52be3d9 /include/uapi
parent6330b1f61ed1d17850fc61bdb8920ca1056e2cf9 (diff)
downloadlinux-ebed9ea5b469588c6074f3ed5b8d8ec63c4ccf48.tar.gz
linux-ebed9ea5b469588c6074f3ed5b8d8ec63c4ccf48.zip
fuse: add FUSE_IO_URING_CMD_ADD_QUEUE
fuse-over-io-uring queues are currently created lazily, as a side effect of the first FUSE_IO_URING_CMD_REGISTER command for a given qid. This ties queue creation to entry registration. Add a FUSE_IO_URING_CMD_ADD_QUEUE command so a server can create a queue explicitly, decoupling queue setup from entry registration. This is additionally a prerequisite for FUSE_IO_URING_CMD_ADD_BUFPOOL, which attaches a buffer pool to an existing queue and therefore needs the queue to have been created first. Reviewed-by: Bernd Schubert <bernd@bsbernd.com> Signed-off-by: Joanne Koong <joannelkoong@gmail.com> Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Diffstat (limited to 'include/uapi')
-rw-r--r--include/uapi/linux/fuse.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/include/uapi/linux/fuse.h b/include/uapi/linux/fuse.h
index c13e1f9a2f12..cfb055c0c764 100644
--- a/include/uapi/linux/fuse.h
+++ b/include/uapi/linux/fuse.h
@@ -240,6 +240,9 @@
* - add FUSE_COPY_FILE_RANGE_64
* - add struct fuse_copy_file_range_out
* - add FUSE_NOTIFY_PRUNE
+ *
+ * 7.46
+ * - add FUSE_IO_URING_CMD_ADD_QUEUE
*/
#ifndef _LINUX_FUSE_H
@@ -275,7 +278,7 @@
#define FUSE_KERNEL_VERSION 7
/** Minor version number of this interface */
-#define FUSE_KERNEL_MINOR_VERSION 45
+#define FUSE_KERNEL_MINOR_VERSION 46
/** The node ID of the root inode */
#define FUSE_ROOT_ID 1
@@ -1292,6 +1295,9 @@ enum fuse_uring_cmd {
/* commit fuse request result and fetch next request */
FUSE_IO_URING_CMD_COMMIT_AND_FETCH = 2,
+
+ /* add a queue */
+ FUSE_IO_URING_CMD_ADD_QUEUE = 3,
};
/**