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34 commits

Author SHA1 Message Date
Chris Mason
aadfeb6e39 Btrfs: Add some extra debugging around file data checksum failures 
Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2008-09-25 11:03:59 -04:00
Chris Mason
179e29e488 Btrfs: Fix a number of inline extent problems that Yan Zheng reported. 
The fixes do a number of things:

1) Most btrfs_drop_extent callers will try to leave the inline extents in
place.  It can truncate bytes off the beginning of the inline extent if
required.

2) writepage can now update the inline extent, allowing mmap writes to
go directly into the inline extent.

3) btrfs_truncate_in_transaction truncates inline extents

4) extent_map.c fixed to not merge inline extent mappings and hole
mappings together

Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2008-09-25 11:03:57 -04:00
Yan
b56baf5bed Minor fix for btrfs_csum_file_block. 
Execution should goto label 'insert' when 'btrfs_next_leaf' return a
non-zero value, otherwise the parameter 'slot' for
'btrfs_item_key_to_cpu' may be out of bounds. The original codes jump
to  label 'insert' only when 'btrfs_next_leaf' return a negative
value.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2008-09-25 11:03:57 -04:00
Chris Mason
f578d4bd7e Btrfs: Optimize csum insertion to create larger items when possible 
This reduces the number of calls to btrfs_extend_item and greatly lowers
the cpu usage while writing large files.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2008-09-25 11:03:57 -04:00
Chris Mason
ff79f8190b Btrfs: Add back file data checksumming 
Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2008-09-25 11:03:57 -04:00
Chris Mason
db94535db7 Btrfs: Allow tree blocks larger than the page size 
Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2008-09-25 11:03:56 -04:00
Chris Mason
5f39d397df Btrfs: Create extent_buffer interface for large blocksizes 
Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2008-09-25 11:03:56 -04:00
Zach Brown
ec6b910fb3 Btrfs: trivial include fixups 
Almost none of the files including module.h need to do so,
remove them.

Include sched.h in extent-tree.c to silence a warning about cond_resched()
being undeclared.

Signed-off-by: Zach Brown <zach.brown@oracle.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2007-07-11 10:00:37 -04:00
Chris Mason
54aa1f4dfd Btrfs: Audit callers and return codes to make sure -ENOSPC gets up the stack 
Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2007-06-22 14:16:25 -04:00
Chris Mason
8c2383c3dd Subject: Rework btrfs_file_write to only allocate while page locks are held 
Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2007-06-18 09:57:58 -04:00
Chris Mason
9ebefb180b Btrfs: patch queue: page_mkwrite 
Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2007-06-15 13:50:00 -04:00
Aneesh
f1ace244c8 btrfs: Code cleanup 
Attaching below is some of the code cleanups that i came across while
reading the code.

a) alloc_path already calls init_path.
b) Mention that btrfs_inode is the in memory copy.Ext4 have ext4_inode_info as
the in memory copy ext4_inode as the disk copy

Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2007-06-13 16:18:26 -04:00
Chris Mason
6cbd557078 Btrfs: add GPLv2 
Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2007-06-12 09:07:21 -04:00
Chris Mason
5af3981c18 Btrfs: printk fixes 
Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2007-06-12 07:50:13 -04:00
Chris Mason
84f54cfa78 Btrfs: 64 bit div fixes 
Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2007-06-12 07:43:08 -04:00
Chris Mason
1de037a43e Btrfs: fixup various fsx failures 
Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2007-05-29 15:17:08 -04:00
Chris Mason
3a68637562 Btrfs: sparse files! 
Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2007-05-24 13:35:57 -04:00
Chris Mason
509659cde5 Btrfs: switch to crc32c instead of sha256 
Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2007-05-10 12:36:17 -04:00
Chris Mason
236454dfff Btrfs: many file_write fixes, inline data 
Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2007-04-19 13:37:44 -04:00
Chris Mason
a429e51371 Btrfs: working file_write, reorganized key flags 
Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2007-04-18 16:15:28 -04:00
Chris Mason
70b2befd0c Btrfs: rework csums and extent item ordering 
Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2007-04-17 15:39:32 -04:00
Chris Mason
b18c668581 Btrfs: progress on file_write 
Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2007-04-17 13:26:50 -04:00
Chris Mason
6567e837df Btrfs: early work to file_write in big extents 
Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2007-04-16 09:22:45 -04:00
Chris Mason
d0dbc6245c Btrfs: drop owner and parentid 
Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2007-04-10 12:36:36 -04:00
Chris Mason
2da566edd8 Btrfs: csum_verify_file_block locking fix 
Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2007-04-02 15:43:21 -04:00
Chris Mason
5caf2a0029 Btrfs: dynamic allocation of path struct 
Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2007-04-02 11:20:42 -04:00
Chris Mason
d602557953 Btrfs: corruption hunt continues 
Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2007-03-30 14:27:56 -04:00
Chris Mason
f254e52c1c Btrfs: verify csums on read 
Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2007-03-29 15:15:27 -04:00
Chris Mason
9773a78868 Btrfs: byte offsets for file keys 
Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2007-03-27 11:26:26 -04:00
Chris Mason
71951f35a6 Btrfs: add generation field to file extent 
Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2007-03-27 09:16:29 -04:00
Chris Mason
dee26a9f7a btrfs_get_block, file read/write 
Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2007-03-26 16:00:06 -04:00
Chris Mason
2e635a2783 Btrfs: initial move to kernel module land 
Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2007-03-21 11:12:56 -04:00
Chris Mason
9f5fae2fe6 Btrfs: Add inode map, and the start of file extent items 
Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2007-03-20 14:38:32 -04:00
Chris Mason
1e1d27017c Btrfs: add inode item 
Signed-off-by: Chris Mason <chris.mason@oracle.com>
 2007-03-15 19:03:33 -04:00