Hi Linus,
This is a pull request on f2fs updates for v3.13.
In this round, a couple of patches were introduced to improve GC and
checkpoint overheads.
In addition, a sysfs entry and some tracepoints were added for users to
maintain the f2fs filesystem.
And there are a number of clean-ups and bug fixes.
Thank you very much.
The following changes since commit 4a10c2ac2f368583138b774ca41fac4207911983:
Linux 3.12-rc2 (2013-09-23 15:41:09 -0700)
are available in the git repository at:
git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs.git tags/for-f2fs-3.13
for you to fetch changes up to 29e59c14ae5c21d25db1580d9651b5855d656a30:
f2fs: issue more large discard command (2013-11-11 09:36:32 +0900)
----------------------------------------------------------------
f2fs updates for v3.13
This patch-set includes the following major enhancement patches.
o add a sysfs to control reclaiming free segments
o enhance the f2fs global lock procedures
o enhance the victim selection flow
o wait for selected node blocks during fsync
o add some tracepoints
o add a config to remove abundant BUG_ONs
The other bug fixes are as follows.
o fix deadlock on acl operations
o fix some bugs with respect to orphan inodes
And, there are a bunch of cleanups.
----------------------------------------------------------------
Changman Lee (3):
f2fs: remove unnecessary segment bitmap updates
f2fs: cleanup waiting routine for writeback pages in cp
f2fs: issue more large discard command
Chao Yu (8):
f2fs: avoid allocating failure in bio_alloc
f2fs: remove unneeded write checkpoint in recover_fsync_data
f2fs: remove redundant set_page_dirty from write_compacted_summaries
f2fs: fix calculating incorrect free size when update xattr in __f2fs_setxattr
f2fs: check all ones or zeros bitmap with bitops for better mount performance
f2fs: remove unnecessary TestClearPageError when wait pages writeback
f2fs: avoid to use a NULL point in destroy_segment_manager
f2fs: fix memory leak after kobject init failed in fill_super
Fan Li (1):
f2fs: change the method of calculating the number summary blocks
Gu Zheng (4):
f2fs: use rw_sem instead of fs_lock(locks mutex)
f2fs: introduce function read_raw_super_block()
f2fs: avoid wait if IO end up when do_checkpoint for better performance
f2fs: introduce f2fs_kmem_cache_alloc to hide the unfailed, kmem cache allocation
Haicheng Li (3):
f2fs: use true and false for boolean value
f2fs: no need to check other dirty_segmap when the seg has been found
f2fs: use bool for booleans
Jaegeuk Kim (17):
f2fs: avoid unnecessary checkpoints
f2fs: fix writing incorrect orphan blocks
f2fs: fix to store and retrieve i_rdev correctly
f2fs: fix the starvation problem on cp_rwsem
f2fs: avoid to write during the recovery
f2fs: clean up several status-related operations
f2fs: reclaim prefree segments periodically
f2fs: introduce f2fs_balance_fs_bg for some background jobs
f2fs: add reclaiming control by sysfs
f2fs: add tracepoint for set_page_dirty
f2fs: add tracepoint for vm_page_mkwrite
f2fs: clean up acl flow for better readability
f2fs: fix a deadlock during init_acl procedure
f2fs: introduce CONFIG_F2FS_CHECK_FS for BUG_ON control
f2fs: add an option to avoid unnecessary BUG_ONs
f2fs: avoid to wait all the node blocks during fsync
f2fs: update f2fs document
Jin Xu (1):
f2fs: optimize the victim searching loop slightly
Kelly Anderson (1):
f2fs: handle remount options correctly
Russ Knize (1):
f2fs: don't GC or take an fs_lock from f2fs_initxattrs()
Russ W. Knize (2):
f2fs: don't let the orphan inode counter underflow
f2fs: account for orphan inodes during recovery
Yu Chao (1):
f2fs: optimize fs_lock for better performance
Documentation/filesystems/f2fs.txt | 7 ++
fs/f2fs/Kconfig | 8 +++
fs/f2fs/acl.c | 36 +++++-----
fs/f2fs/acl.h | 9 +--
fs/f2fs/checkpoint.c | 75 +++++++++----------
fs/f2fs/data.c | 29 ++++----
fs/f2fs/dir.c | 4 +-
fs/f2fs/f2fs.h | 117 ++++++++++++++++--------------
fs/f2fs/file.c | 45 ++++++------
fs/f2fs/gc.c | 31 ++++----
fs/f2fs/inode.c | 62 +++++++++-------
fs/f2fs/namei.c | 52 +++++++-------
fs/f2fs/node.c | 142 +++++++++++++++++++++++-------------
fs/f2fs/recovery.c | 45 +++++++-----
fs/f2fs/segment.c | 133 ++++++++++++++++++----------------
fs/f2fs/segment.h | 38 +++++++---
fs/f2fs/super.c | 143 ++++++++++++++++++++++++++-----------
fs/f2fs/xattr.c | 36 ++++++----
include/trace/events/f2fs.h | 51 +++++++++++++
19 files changed, 651 insertions(+), 412 deletions(-)
--
Jaegeuk Kim
Samsung
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