[PATCH 0/7] readahead cleanups and interleaved readahead take 3

Fengguang Wu
2007-07-21T04:47:33Z

Andrew,

The following patches are based on yesterday's discussions, compiled and
tested OK:

smaller file_ra_state:
[PATCH 1/7] readahead: compacting file_ra_state
[PATCH 2/7] readahead: mmap read-around simplification
[PATCH 3/7] readahead: combine file_ra_state.prev_index/prev_offset into prev_

code cleanups:
[PATCH 4/7] readahead: remove several readahead macros
[PATCH 5/7] readahead: remove the limit max_sectors_kb imposed on max_readahead_kb

support of interleaved reads:
[PATCH 6/7] radixtree: introduce radix_tree_scan_hole()
[PATCH 7/7] readahead: basic support of interleaved reads

The diffstat is

block/ll_rw_blk.c | 9 -----
fs/ext3/dir.c | 2 -
fs/ext4/dir.c | 2 -
fs/splice.c | 2 -
include/linux/fs.h | 14 +++-----
include/linux/mm.h | 2 -
include/linux/radix-tree.h | 2 +
lib/radix-tree.c | 34 ++++++++++++++++++++
mm/filemap.c | 17 +++++-----
mm/readahead.c | 58 +++++++++++++++++++----------------
10 files changed, 86 insertions(+), 56 deletions(-)

Regards,
Fengguang Wu
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