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authorLinus Torvalds <torvalds@linux-foundation.org>2020-01-30 15:17:05 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2020-01-30 15:17:05 -0800
commite5da4c933c50d98d7990a7c1ca0bbf8946e80c4a (patch)
tree98ebcdbe2d053e4a1cd60d006dfd2ea6b6bc99a2 /Documentation
parentMerge tag 'drm-next-2020-01-30' of git://anongit.freedesktop.org/drm/drm (diff)
parentjbd2: clean __jbd2_journal_abort_hard() and __journal_abort_soft() (diff)
downloadlinux-dev-e5da4c933c50d98d7990a7c1ca0bbf8946e80c4a.tar.xz
linux-dev-e5da4c933c50d98d7990a7c1ca0bbf8946e80c4a.zip
Merge tag 'ext4_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4
Pull ext4 updates from Ted Ts'o: "This merge window, we've added some performance improvements in how we handle inode locking in the read/write paths, and improving the performance of Direct I/O overwrites. We also now record the error code which caused the first and most recent ext4_error() report in the superblock, to make it easier to root cause problems in production systems. There are also many of the usual cleanups and miscellaneous bug fixes" * tag 'ext4_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4: (49 commits) jbd2: clean __jbd2_journal_abort_hard() and __journal_abort_soft() jbd2: make sure ESHUTDOWN to be recorded in the journal superblock ext4, jbd2: ensure panic when aborting with zero errno jbd2: switch to use jbd2_journal_abort() when failed to submit the commit record jbd2_seq_info_next should increase position index jbd2: remove pointless assertion in __journal_remove_journal_head ext4,jbd2: fix comment and code style jbd2: delete the duplicated words in the comments ext4: fix extent_status trace points ext4: fix symbolic enum printing in trace output ext4: choose hardlimit when softlimit is larger than hardlimit in ext4_statfs_project() ext4: fix race conditions in ->d_compare() and ->d_hash() ext4: make dioread_nolock the default ext4: fix extent_status fragmentation for plain files jbd2: clear JBD2_ABORT flag before journal_reset to update log tail info when load journal ext4: drop ext4_kvmalloc() ext4: Add EXT4_IOC_FSGETXATTR/EXT4_IOC_FSSETXATTR to compat_ioctl ext4: remove unused macro MPAGE_DA_EXTENT_TAIL ext4: add missing braces in ext4_ext_drop_refs() ext4: fix some nonstandard indentation in extents.c ...
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/admin-guide/ext4.rst2
-rw-r--r--Documentation/filesystems/fscrypt.rst6
2 files changed, 5 insertions, 3 deletions
diff --git a/Documentation/admin-guide/ext4.rst b/Documentation/admin-guide/ext4.rst
index 9bc93f0ce0c9..9443fcef1876 100644
--- a/Documentation/admin-guide/ext4.rst
+++ b/Documentation/admin-guide/ext4.rst
@@ -92,6 +92,8 @@ Currently Available
* efficient new ordered mode in JBD2 and ext4 (avoid using buffer head to force
the ordering)
* Case-insensitive file name lookups
+* file-based encryption support (fscrypt)
+* file-based verity support (fsverity)
[1] Filesystems with a block size of 1k may see a limit imposed by the
directory hash tree having a maximum depth of two.
diff --git a/Documentation/filesystems/fscrypt.rst b/Documentation/filesystems/fscrypt.rst
index 01e909245fcd..bd9932344804 100644
--- a/Documentation/filesystems/fscrypt.rst
+++ b/Documentation/filesystems/fscrypt.rst
@@ -1016,9 +1016,9 @@ astute users may notice some differences in behavior:
- Direct I/O is not supported on encrypted files. Attempts to use
direct I/O on such files will fall back to buffered I/O.
-- The fallocate operations FALLOC_FL_COLLAPSE_RANGE,
- FALLOC_FL_INSERT_RANGE, and FALLOC_FL_ZERO_RANGE are not supported
- on encrypted files and will fail with EOPNOTSUPP.
+- The fallocate operations FALLOC_FL_COLLAPSE_RANGE and
+ FALLOC_FL_INSERT_RANGE are not supported on encrypted files and will
+ fail with EOPNOTSUPP.
- Online defragmentation of encrypted files is not supported. The
EXT4_IOC_MOVE_EXT and F2FS_IOC_MOVE_RANGE ioctls will fail with