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79f0be8d2e
linux/fs/ext4
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Aneesh Kumar K.V 79f0be8d2e ext4: Switch to non delalloc mode when we are low on free blocks count. 
The delayed allocation code allocates blocks during writepages(), which
can not handle block allocation failures.  To deal with this, we switch
away from delayed allocation mode when we are running low on free
blocks.  This also allows us to avoid needing to reserve a large number
of meta-data blocks in case all of the requested blocks are
discontiguous.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Mingming Cao <cmm@us.ibm.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
2008-10-08 23:13:30 -04:00
..
acl.c [PATCH] sanitize ->permission() prototype 2008-07-26 20:53:14 -04:00
acl.h ext4: Fix whitespace checkpatch warnings/errors 2008-09-08 22:25:24 -04:00
balloc.c ext4: Add percpu dirty block accounting. 2008-10-10 09:39:00 -04:00
bitmap.c ext4: Fix whitespace checkpatch warnings/errors 2008-09-08 22:25:24 -04:00
dir.c ext4: Fix whitespace checkpatch warnings/errors 2008-09-08 22:25:24 -04:00
ext4_extents.h ext4: journal credits reservation fixes for extent file writepage 2008-08-19 22:16:05 -04:00
ext4_i.h ext4: delayed allocation ENOSPC handling 2008-07-14 17:52:37 -04:00
ext4_jbd2.c ext4: move headers out of include/linux 2008-04-29 18:13:32 -04:00
ext4_jbd2.h ext4: journal credits calulation cleanup and fix for non-extent writepage 2008-08-19 22:16:07 -04:00
ext4_sb.h ext4: Add percpu dirty block accounting. 2008-10-10 09:39:00 -04:00
ext4.h ext4: Make sure all the block allocation paths reserve blocks 2008-10-09 10:56:23 -04:00
extents.c ext4: Fix whitespace checkpatch warnings/errors 2008-09-08 22:25:24 -04:00
file.c ext4: Fix whitespace checkpatch warnings/errors 2008-09-08 22:25:24 -04:00
fsync.c ext4: Fix whitespace checkpatch warnings/errors 2008-09-08 22:25:24 -04:00
group.h ext4: Rename read_block_bitmap() to ext4_read_block_bitmap() 2008-07-11 19:27:31 -04:00
hash.c ext4: Fix whitespace checkpatch warnings/errors 2008-09-08 22:25:24 -04:00
ialloc.c ext4: Fix whitespace checkpatch warnings/errors 2008-09-08 22:25:24 -04:00
inode.c ext4: Switch to non delalloc mode when we are low on free blocks count. 2008-10-08 23:13:30 -04:00
ioctl.c ext4: Fix whitespace checkpatch warnings/errors 2008-09-08 22:25:24 -04:00
Makefile ext4: Add multi block allocator for ext4 2008-01-29 00:19:52 -05:00
mballoc.c ext4: Add percpu dirty block accounting. 2008-10-10 09:39:00 -04:00
mballoc.h ext4: Don't allow lg prealloc list to be grow large. 2008-07-23 14:14:05 -04:00
migrate.c ext4: journal credits reservation fixes for extent file writepage 2008-08-19 22:16:05 -04:00
namei.c ext4: Fix whitespace checkpatch warnings/errors 2008-09-08 22:25:24 -04:00
namei.h [PATCH] ext4: rename ext4 symbols to avoid duplication of ext3 symbols 2006-10-11 11:14:15 -07:00
resize.c ext4: Fix whitespace checkpatch warnings/errors 2008-09-08 22:25:24 -04:00
super.c ext4: Add percpu dirty block accounting. 2008-10-10 09:39:00 -04:00
symlink.c ext4: Fix whitespace checkpatch warnings/errors 2008-09-08 22:25:24 -04:00
xattr_security.c ext4: move headers out of include/linux 2008-04-29 18:13:32 -04:00
xattr_trusted.c ext4: remove double definitions of xattr macros 2008-07-11 19:27:31 -04:00
xattr_user.c ext4: remove double definitions of xattr macros 2008-07-11 19:27:31 -04:00
xattr.c ext4: Cleanup whitespace and other miscellaneous style issues 2008-07-26 16:15:44 -04:00
xattr.h ext4: Fix whitespace checkpatch warnings/errors 2008-09-08 22:25:24 -04:00