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ext4: Fix for ext4_mb_collect_stats()

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Fix ext4_mb_collect_stats() to use the correct test for s_bal_success; it
should be testing "best-extent.fe_len >= orig-extent.fe_len" , not
"orig-extent.fe_len >= goal-extent.fe_len" .

Signed-off-by: Curt Wohlgemuth <curtw@google.org>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Curt Wohlgemuth 2010-05-16 16:00:00 -04:00 committed by Theodore Ts'o
parent 8a57d9d61a
commit 291dae472a
1 changed files with 1 additions and 1 deletions
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2
fs/ext4/mballoc.c
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@ -3029,7 +3029,7 @@ static void ext4_mb_collect_stats(struct ext4_allocation_context *ac)
if (sbi->s_mb_stats && ac->ac_g_ex.fe_len > 1) {
atomic_inc(&sbi->s_bal_reqs);
atomic_add(ac->ac_b_ex.fe_len, &sbi->s_bal_allocated);
if (ac->ac_o_ex.fe_len >= ac->ac_g_ex.fe_len)
if (ac->ac_b_ex.fe_len >= ac->ac_o_ex.fe_len)
atomic_inc(&sbi->s_bal_success);
atomic_add(ac->ac_found, &sbi->s_bal_ex_scanned);
if (ac->ac_g_ex.fe_start == ac->ac_b_ex.fe_start &&