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Merge tag 'ext4_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4

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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
  ...
This commit is contained in:
Linus Torvalds
2020-01-30 15:17:05 -08:00
parent 9f68e3655a 7f6225e446
commit e5da4c933c
32 changed files with 709 additions and 432 deletions
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27
include/trace/events/ext4.h
View File

@@ -48,6 +48,16 @@ struct partial_cluster;
{ EXT4_GET_BLOCKS_KEEP_SIZE, "KEEP_SIZE" }, \
{ EXT4_GET_BLOCKS_ZERO, "ZERO" })
/*
* __print_flags() requires that all enum values be wrapped in the
* TRACE_DEFINE_ENUM macro so that the enum value can be encoded in the ftrace
* ring buffer.
*/
TRACE_DEFINE_ENUM(BH_New);
TRACE_DEFINE_ENUM(BH_Mapped);
TRACE_DEFINE_ENUM(BH_Unwritten);
TRACE_DEFINE_ENUM(BH_Boundary);
#define show_mflags(flags) __print_flags(flags, "", \
{ EXT4_MAP_NEW, "N" }, \
{ EXT4_MAP_MAPPED, "M" }, \
@@ -62,11 +72,18 @@ struct partial_cluster;
{ EXT4_FREE_BLOCKS_NOFREE_FIRST_CLUSTER,"1ST_CLUSTER" },\
{ EXT4_FREE_BLOCKS_NOFREE_LAST_CLUSTER, "LAST_CLUSTER" })
TRACE_DEFINE_ENUM(ES_WRITTEN_B);
TRACE_DEFINE_ENUM(ES_UNWRITTEN_B);
TRACE_DEFINE_ENUM(ES_DELAYED_B);
TRACE_DEFINE_ENUM(ES_HOLE_B);
TRACE_DEFINE_ENUM(ES_REFERENCED_B);
#define show_extent_status(status) __print_flags(status, "", \
{ EXTENT_STATUS_WRITTEN, "W" }, \
{ EXTENT_STATUS_UNWRITTEN, "U" }, \
{ EXTENT_STATUS_DELAYED, "D" }, \
{ EXTENT_STATUS_HOLE, "H" })
{ EXTENT_STATUS_HOLE, "H" }, \
{ EXTENT_STATUS_REFERENCED, "R" })
#define show_falloc_mode(mode) __print_flags(mode, "|", \
{ FALLOC_FL_KEEP_SIZE, "KEEP_SIZE"}, \
@@ -2265,7 +2282,7 @@ DECLARE_EVENT_CLASS(ext4__es_extent,
__entry->ino = inode->i_ino;
__entry->lblk = es->es_lblk;
__entry->len = es->es_len;
__entry->pblk = ext4_es_pblock(es);
__entry->pblk = ext4_es_show_pblock(es);
__entry->status = ext4_es_status(es);
),
@@ -2354,7 +2371,7 @@ TRACE_EVENT(ext4_es_find_extent_range_exit,
__entry->ino = inode->i_ino;
__entry->lblk = es->es_lblk;
__entry->len = es->es_len;
__entry->pblk = ext4_es_pblock(es);
__entry->pblk = ext4_es_show_pblock(es);
__entry->status = ext4_es_status(es);
),
@@ -2408,7 +2425,7 @@ TRACE_EVENT(ext4_es_lookup_extent_exit,
__entry->ino = inode->i_ino;
__entry->lblk = es->es_lblk;
__entry->len = es->es_len;
__entry->pblk = ext4_es_pblock(es);
__entry->pblk = ext4_es_show_pblock(es);
__entry->status = ext4_es_status(es);
__entry->found = found;
),
@@ -2576,7 +2593,7 @@ TRACE_EVENT(ext4_es_insert_delayed_block,
__entry->ino = inode->i_ino;
__entry->lblk = es->es_lblk;
__entry->len = es->es_len;
__entry->pblk = ext4_es_pblock(es);
__entry->pblk = ext4_es_show_pblock(es);
__entry->status = ext4_es_status(es);
__entry->allocated = allocated;
),