Support fuse fastpath by using the newly added fast_ipc module. Alessio Balsini (1): fuse: 32-bit user space ioctl compat for fuse device chenrenhui (2): ipc: add fast_ipc module to enable fast process switching fuse: support fastpath via fast_ipc yangyun (1): fuse: add fast path for fuse_range_is_writeback Kconfig | 2 + arch/arm64/configs/openeuler_defconfig | 2 + fs/fuse/Kconfig | 9 + fs/fuse/dev.c | 770 ++++++++++++++++++++++++- fs/fuse/dir.c | 87 ++- fs/fuse/file.c | 241 +++++++- fs/fuse/fuse_i.h | 55 ++ fs/fuse/inode.c | 112 ++++ fs/fuse/readdir.c | 8 + include/linux/fast_ipc.h | 48 ++ include/uapi/linux/fuse.h | 15 +- ipc/Kconfig | 6 + ipc/Makefile | 2 +- ipc/fast_ipc.c | 299 ++++++++++ 14 files changed, 1615 insertions(+), 41 deletions(-) create mode 100644 include/linux/fast_ipc.h create mode 100644 ipc/Kconfig create mode 100644 ipc/fast_ipc.c -- 2.33.0