From: Andre Luis Pereira dos Santos <andre@xxxxxxxxxxxxxx>
Hi.
Small refactoring of the code in order to make minor enhancements to critical areas.
The notation x + 1 has been replaced by more efficient notation x + +.
Signed-off-by: Andre Luis Pereira dos Santos <andre@xxxxxxxxxxxxxx>
---
Signed-off-by: Andre Luis Pereira dos Santos <andre@xxxxxxxxxxxxxx>
--- linux-2.6.37-rc1/fs/ext4/extents.c 2010-11-01 09:54:12.000000000 -0200
+++ linux-2.6.37-rc1-patched/fs/ext4/extents.c 2010-11-04 19:54:26.000000000 -0200
@@ -555,9 +555,9 @@ ext4_ext_binsearch(struct inode *inode,
while (l <= r) {
m = l + (r - l) / 2;
if (block < le32_to_cpu(m->ee_block))
- r = m - 1;
+ r = m--;
else
- l = m + 1;
+ l = m++;
ext_debug("%p(%u):%p(%u):%p(%u) ", l, le32_to_cpu(l->ee_block),
m, le32_to_cpu(m->ee_block),
r, le32_to_cpu(r->ee_block));
@@ -1557,7 +1557,7 @@ static int ext4_ext_try_to_merge(struct
if (ext4_ext_is_uninitialized(ex))
uninitialized = 1;
ex->ee_len = cpu_to_le16(ext4_ext_get_actual_len(ex)
- + ext4_ext_get_actual_len(ex + 1));
+ + ext4_ext_get_actual_len(ex++));
if (uninitialized)
ext4_ext_mark_uninitialized(ex);
--
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