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Merge tag 'fuse-update-6.18' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/fuse

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Pull fuse updates from Miklos Szeredi:

 - Extend copy_file_range interface to be fully 64bit capable (Miklos)

 - Add selftest for fusectl (Chen Linxuan)

 - Move fuse docs into a separate directory (Bagas Sanjaya)

 - Allow fuse to enter freezable state in some cases (Sergey
   Senozhatsky)

 - Clean up writeback accounting after removing tmp page copies (Joanne)

 - Optimize virtiofs request handling (Li RongQing)

 - Add synchronous FUSE_INIT support (Miklos)

 - Allow server to request prune of unused inodes (Miklos)

 - Fix deadlock with AIO/sync release (Darrick)

 - Add some prep patches for block/iomap support (Darrick)

 - Misc fixes and cleanups

* tag 'fuse-update-6.18' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/fuse: (26 commits)
  fuse: move CREATE_TRACE_POINTS to a separate file
  fuse: move the backing file idr and code into a new source file
  fuse: enable FUSE_SYNCFS for all fuseblk servers
  fuse: capture the unique id of fuse commands being sent
  fuse: fix livelock in synchronous file put from fuseblk workers
  mm: fix lockdep issues in writeback handling
  fuse: add prune notification
  fuse: remove redundant calls to fuse_copy_finish() in fuse_notify()
  fuse: fix possibly missing fuse_copy_finish() call in fuse_notify()
  fuse: remove FUSE_NOTIFY_CODE_MAX from <uapi/linux/fuse.h>
  fuse: remove fuse_readpages_end() null mapping check
  fuse: fix references to fuse.rst -> fuse/fuse.rst
  fuse: allow synchronous FUSE_INIT
  fuse: zero initialize inode private data
  fuse: remove unused 'inode' parameter in fuse_passthrough_open
  virtio_fs: fix the hash table using in virtio_fs_enqueue_req()
  mm: remove BDI_CAP_WRITEBACK_ACCT
  fuse: use default writeback accounting
  virtio_fs: Remove redundant spinlock in virtio_fs_request_complete()
  fuse: remove unneeded offset assignment when filling write pages
  ...
This commit is contained in:
Linus Torvalds
2025-10-03 12:48:18 -07:00
parent cf06d791f8 cb40359470
commit 6238729bfc
34 changed files with 922 additions and 398 deletions
Download Patch File Download Diff File Expand all files Collapse all files
include/uapi/linux/fuse.h
+20 -2
View File
@@ -235,6 +235,11 @@
*
* 7.44
* - add FUSE_NOTIFY_INC_EPOCH
*
* 7.45
* - add FUSE_COPY_FILE_RANGE_64
* - add struct fuse_copy_file_range_out
* - add FUSE_NOTIFY_PRUNE
*/
#ifndef _LINUX_FUSE_H
@@ -270,7 +275,7 @@
#define FUSE_KERNEL_VERSION 7
/** Minor version number of this interface */
#define FUSE_KERNEL_MINOR_VERSION 44
#define FUSE_KERNEL_MINOR_VERSION 45
/** The node ID of the root inode */
#define FUSE_ROOT_ID 1
@@ -657,6 +662,7 @@ enum fuse_opcode {
FUSE_SYNCFS = 50,
FUSE_TMPFILE = 51,
FUSE_STATX = 52,
FUSE_COPY_FILE_RANGE_64 = 53,
/* CUSE specific operations */
CUSE_INIT = 4096,
@@ -675,7 +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,
};
/* The read buffer is required to be at least 8k, but may be much larger */
@@ -1114,6 +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;
@@ -1126,6 +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;
@@ -1148,6 +1161,11 @@ struct fuse_copy_file_range_in {
uint64_t flags;
};
/* For FUSE_COPY_FILE_RANGE_64 */
struct fuse_copy_file_range_out {
uint64_t bytes_copied;
};
#define FUSE_SETUPMAPPING_FLAG_WRITE (1ull << 0)
#define FUSE_SETUPMAPPING_FLAG_READ (1ull << 1)
struct fuse_setupmapping_in {