[PATCH 5.15 00/33] 5.15.37-rc1 review

Greg Kroah-Hartman
2022-04-29T10:43:27Z

This is the start of the stable review cycle for the 5.15.37 release.
There are 33 patches in this series, all will be posted as a response
to this one. If anyone has any issues with these being applied, please
let me know.

Responses should be made by Sun, 01 May 2022 10:40:41 +0000.
Anything received after that time might be too late.

The whole patch series can be found in one patch at:
https://www.kernel.org/pub/linux/kernel/v5.x/stable-review/patch-5.15.37-rc1.gz
or in the git tree and branch at:
git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-5.15.y
and the diffstat can be found below.

thanks,

greg k-h

-------------
Pseudo-Shortlog of commits:

Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Linux 5.15.37-rc1

Kumar Kartikeya Dwivedi <memxor@gmail.com>
selftests/bpf: Add test for reg2btf_ids out of bounds access

Linus Torvalds <torvalds@linux-foundation.org>
mm: gup: make fault_in_safe_writeable() use fixup_user_fault()

Filipe Manana <fdmanana@suse.com>
btrfs: fallback to blocking mode when doing async dio over multiple extents

Filipe Manana <fdmanana@suse.com>
btrfs: fix deadlock due to page faults during direct IO reads and writes

Andreas Gruenbacher <agruenba@redhat.com>
gfs2: Fix mmap + page fault deadlocks for direct I/O

Andreas Gruenbacher <agruenba@redhat.com>
iov_iter: Introduce nofault flag to disable page faults

Andreas Gruenbacher <agruenba@redhat.com>
gup: Introduce FOLL_NOFAULT flag to disable page faults

Andreas Gruenbacher <agruenba@redhat.com>
iomap: Add done_before argument to iomap_dio_rw

Andreas Gruenbacher <agruenba@redhat.com>
iomap: Support partial direct I/O on user copy failures

Andreas Gruenbacher <agruenba@redhat.com>
iomap: Fix iomap_dio_rw return value for user copies

Andreas Gruenbacher <agruenba@redhat.com>
gfs2: Fix mmap + page fault deadlocks for buffered I/O

Andreas Gruenbacher <agruenba@redhat.com>
gfs2: Eliminate ip->i_gh

Andreas Gruenbacher <agruenba@redhat.com>
gfs2: Move the inode glock locking to gfs2_file_buffered_write

Bob Peterson <rpeterso@redhat.com>
gfs2: Introduce flag for glock holder auto-demotion

Andreas Gruenbacher <agruenba@redhat.com>
gfs2: Clean up function may_grant

Andreas Gruenbacher <agruenba@redhat.com>
gfs2: Add wrapper for iomap_file_buffered_write

Andreas Gruenbacher <agruenba@redhat.com>
iov_iter: Introduce fault_in_iov_iter_writeable

Andreas Gruenbacher <agruenba@redhat.com>
iov_iter: Turn iov_iter_fault_in_readable into fault_in_iov_iter_readable

Andreas Gruenbacher <agruenba@redhat.com>
gup: Turn fault_in_pages_{readable,writeable} into fault_in_{readable,writeable}

Muchun Song <songmuchun@bytedance.com>
mm: kfence: fix objcgs vector allocation

Dinh Nguyen <dinguyen@kernel.org>
ARM: dts: socfpga: change qspi to "intel,socfpga-qspi"

Dinh Nguyen <dinguyen@kernel.org>
spi: cadence-quadspi: fix write completion support

Kumar Kartikeya Dwivedi <memxor@gmail.com>
bpf: Fix crash due to out of bounds access into reg2btf_ids.

Hao Luo <haoluo@google.com>
bpf/selftests: Test PTR_TO_RDONLY_MEM

Hao Luo <haoluo@google.com>
bpf: Add MEM_RDONLY for helper args that are pointers to rdonly mem.

Hao Luo <haoluo@google.com>
bpf: Make per_cpu_ptr return rdonly PTR_TO_MEM.

Hao Luo <haoluo@google.com>
bpf: Convert PTR_TO_MEM_OR_NULL to composable types.

Hao Luo <haoluo@google.com>
bpf: Introduce MEM_RDONLY flag

Hao Luo <haoluo@google.com>
bpf: Replace PTR_TO_XXX_OR_NULL with PTR_TO_XXX | PTR_MAYBE_NULL

Hao Luo <haoluo@google.com>
bpf: Replace RET_XXX_OR_NULL with RET_XXX | PTR_MAYBE_NULL

Hao Luo <haoluo@google.com>
bpf: Replace ARG_XXX_OR_NULL with ARG_XXX | PTR_MAYBE_NULL

Hao Luo <haoluo@google.com>
bpf: Introduce composable reg, ret and arg types.

Willy Tarreau <w@1wt.eu>
floppy: disable FDRAWCMD by default

-------------

Diffstat:

Makefile | 4 +-
arch/arm/boot/dts/socfpga.dtsi | 2 +-
arch/arm/boot/dts/socfpga_arria10.dtsi | 2 +-
arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi | 2 +-
arch/arm64/boot/dts/intel/socfpga_agilex.dtsi | 2 +-
arch/powerpc/kernel/kvm.c | 3 +-
arch/powerpc/kernel/signal_32.c | 4 +-
arch/powerpc/kernel/signal_64.c | 2 +-
arch/x86/kernel/fpu/signal.c | 7 +-
drivers/block/Kconfig | 16 +
drivers/block/floppy.c | 43 +-
drivers/gpu/drm/armada/armada_gem.c | 7 +-
drivers/spi/spi-cadence-quadspi.c | 24 +-
fs/btrfs/file.c | 142 +++++-
fs/btrfs/inode.c | 28 ++
fs/btrfs/ioctl.c | 5 +-
fs/erofs/data.c | 2 +-
fs/ext4/file.c | 5 +-
fs/f2fs/file.c | 2 +-
fs/fuse/file.c | 2 +-
fs/gfs2/bmap.c | 60 +--
fs/gfs2/file.c | 252 ++++++++++-
fs/gfs2/glock.c | 330 ++++++++++----
fs/gfs2/glock.h | 20 +
fs/gfs2/incore.h | 4 +-
fs/iomap/buffered-io.c | 2 +-
fs/iomap/direct-io.c | 29 +-
fs/ntfs/file.c | 2 +-
fs/ntfs3/file.c | 2 +-
fs/xfs/xfs_file.c | 6 +-
fs/zonefs/super.c | 4 +-
include/linux/bpf.h | 101 ++++-
include/linux/bpf_verifier.h | 18 +
include/linux/iomap.h | 11 +-
include/linux/mm.h | 3 +-
include/linux/pagemap.h | 58 +--
include/linux/uio.h | 4 +-
kernel/bpf/btf.c | 16 +-
kernel/bpf/cgroup.c | 2 +-
kernel/bpf/helpers.c | 12 +-
kernel/bpf/map_iter.c | 4 +-
kernel/bpf/ringbuf.c | 2 +-
kernel/bpf/syscall.c | 2 +-
kernel/bpf/verifier.c | 488 ++++++++++-----------
kernel/trace/bpf_trace.c | 22 +-
lib/iov_iter.c | 98 ++++-
mm/filemap.c | 4 +-
mm/gup.c | 120 ++++-
mm/kfence/core.c | 11 +-
mm/kfence/kfence.h | 3 +
net/core/bpf_sk_storage.c | 2 +-
net/core/filter.c | 64 +--
net/core/sock_map.c | 2 +-
tools/testing/selftests/bpf/prog_tests/ksyms_btf.c | 14 +
.../bpf/progs/test_ksyms_btf_write_check.c | 29 ++
tools/testing/selftests/bpf/verifier/calls.c | 19 +
56 files changed, 1472 insertions(+), 652 deletions(-)