linux-kernel - [PATCHSETS v2] v14 fsdax-rmap + v11 fsdax-reflink

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Date:   Fri, 3 Jun 2022 13:37:24 +0800
From:   Shiyang Ruan <ruansy.fnst@...itsu.com>
To:     <linux-kernel@...r.kernel.org>, <linux-xfs@...r.kernel.org>,
        <nvdimm@...ts.linux.dev>, <linux-mm@...ck.org>,
        <linux-fsdevel@...r.kernel.org>
CC:     <djwong@...nel.org>, <dan.j.williams@...el.com>,
        <david@...morbit.com>, <hch@...radead.org>,
        <akpm@...ux-foundation.org>, <jane.chu@...cle.com>,
        <rgoldwyn@...e.de>, <viro@...iv.linux.org.uk>,
        <willy@...radead.org>, <naoya.horiguchi@....com>,
        <linmiaohe@...wei.com>
Subject: [PATCHSETS v2]  v14 fsdax-rmap + v11 fsdax-reflink

 Changes since v1[1]:
  1. Rebased to mm-unstable, solved many conflicts

[1] https://lore.kernel.org/linux-xfs/20220508143620.1775214-1-ruansy.fnst@fujitsu.com/


This is an *updated* combination of two patchsets:
 1.fsdax-rmap: https://lore.kernel.org/linux-xfs/20220419045045.1664996-1-ruansy.fnst@fujitsu.com/
 2.fsdax-reflink: https://lore.kernel.org/linux-xfs/20210928062311.4012070-1-ruansy.fnst@fujitsu.com/


==
Shiyang Ruan (14):
  dax: Introduce holder for dax_device
  mm: factor helpers for memory_failure_dev_pagemap
  pagemap,pmem: Introduce ->memory_failure()
  fsdax: Introduce dax_lock_mapping_entry()
  mm: Introduce mf_dax_kill_procs() for fsdax case
  xfs: Implement ->notify_failure() for XFS
  fsdax: set a CoW flag when associate reflink mappings
  fsdax: Output address in dax_iomap_pfn() and rename it
  fsdax: Introduce dax_iomap_cow_copy()
  fsdax: Replace mmap entry in case of CoW
  fsdax: Add dax_iomap_cow_copy() for dax zero
  fsdax: Dedup file range to use a compare function
  xfs: support CoW in fsdax mode
  xfs: Add dax dedupe support

 drivers/dax/super.c         |  67 +++++-
 drivers/md/dm.c             |   2 +-
 drivers/nvdimm/pmem.c       |  17 ++
 fs/dax.c                    | 399 ++++++++++++++++++++++++++++++------
 fs/erofs/super.c            |  10 +-
 fs/ext2/super.c             |   7 +-
 fs/ext4/super.c             |   9 +-
 fs/remap_range.c            |  31 ++-
 fs/xfs/Makefile             |   5 +
 fs/xfs/xfs_buf.c            |  10 +-
 fs/xfs/xfs_file.c           |  35 +++-
 fs/xfs/xfs_fsops.c          |   3 +
 fs/xfs/xfs_inode.c          |  69 ++++++-
 fs/xfs/xfs_inode.h          |   1 +
 fs/xfs/xfs_iomap.c          |  30 ++-
 fs/xfs/xfs_iomap.h          |   1 +
 fs/xfs/xfs_mount.h          |   1 +
 fs/xfs/xfs_notify_failure.c | 220 ++++++++++++++++++++
 fs/xfs/xfs_reflink.c        |  12 +-
 fs/xfs/xfs_super.h          |   1 +
 include/linux/dax.h         |  56 ++++-
 include/linux/fs.h          |  12 +-
 include/linux/memremap.h    |  12 ++
 include/linux/mm.h          |   2 +
 include/linux/page-flags.h  |   6 +
 mm/memory-failure.c         | 265 +++++++++++++++++-------
 26 files changed, 1098 insertions(+), 185 deletions(-)
 create mode 100644 fs/xfs/xfs_notify_failure.c

-- 
2.36.1