[git pull] vfs.git iov_iter series

From: Al Viro
Date: Sun Oct 11 2020 - 23:17:29 EST


Christoph's series around import_iovec() and compat variant thereof.

The following changes since commit d012a7190fc1fd72ed48911e77ca97ba4521bccd:

Linux 5.9-rc2 (2020-08-23 14:08:43 -0700)

are available in the git repository at:

git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs.git work.iov_iter

for you to fetch changes up to 5d47b394794d3086c1c338cc014011a9ee34005c:

security/keys: remove compat_keyctl_instantiate_key_iov (2020-10-03 00:02:16 -0400)

----------------------------------------------------------------
Christoph Hellwig (8):
compat.h: fix a spelling error in <linux/compat.h>
iov_iter: refactor rw_copy_check_uvector and import_iovec
iov_iter: transparently handle compat iovecs in import_iovec
fs: remove various compat readv/writev helpers
fs: remove the compat readv/writev syscalls
fs: remove compat_sys_vmsplice
mm: remove compat_process_vm_{readv,writev}
security/keys: remove compat_keyctl_instantiate_key_iov

David Laight (1):
iov_iter: move rw_copy_check_uvector() into lib/iov_iter.c

arch/arm64/include/asm/unistd32.h | 10 +-
arch/mips/kernel/syscalls/syscall_n32.tbl | 10 +-
arch/mips/kernel/syscalls/syscall_o32.tbl | 10 +-
arch/parisc/kernel/syscalls/syscall.tbl | 10 +-
arch/powerpc/kernel/syscalls/syscall.tbl | 10 +-
arch/s390/kernel/syscalls/syscall.tbl | 10 +-
arch/sparc/kernel/syscalls/syscall.tbl | 10 +-
arch/x86/entry/syscall_x32.c | 5 +
arch/x86/entry/syscalls/syscall_32.tbl | 10 +-
arch/x86/entry/syscalls/syscall_64.tbl | 10 +-
block/scsi_ioctl.c | 12 +-
drivers/scsi/sg.c | 9 +-
fs/aio.c | 8 +-
fs/io_uring.c | 20 +-
fs/read_write.c | 362 ++-------------------
fs/splice.c | 57 +---
include/linux/compat.h | 50 +--
include/linux/fs.h | 13 -
include/linux/uio.h | 20 +-
include/uapi/asm-generic/unistd.h | 12 +-
lib/iov_iter.c | 178 +++++++---
mm/process_vm_access.c | 86 +----
net/compat.c | 4 +-
security/keys/compat.c | 37 +--
security/keys/internal.h | 5 -
security/keys/keyctl.c | 2 +-
tools/include/uapi/asm-generic/unistd.h | 12 +-
tools/perf/arch/powerpc/entry/syscalls/syscall.tbl | 10 +-
tools/perf/arch/s390/entry/syscalls/syscall.tbl | 10 +-
tools/perf/arch/x86/entry/syscalls/syscall_64.tbl | 10 +-
30 files changed, 298 insertions(+), 714 deletions(-)