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authorTheodore Ts'o <tytso@mit.edu>2008-11-05 00:09:22 -0500
committerTheodore Ts'o <tytso@mit.edu>2008-11-05 00:09:22 -0500
commit1a0d3786dd57dbd74f340322054c3d618b999dcf (patch)
treeb10b3ed6cb60ee34a4e8140e60da2ecc34b52f32 /fs/jbd2/journal.c
parent498e5f24158da7bf8fa48074a70e370e22844492 (diff)
jbd2: Remove a large array of bh's from the stack of the checkpoint routine
jbd2_log_do_checkpoint()n is one of the kernel's largest stack users. Move the array of buffer head's from the stack of jbd2_log_do_checkpoint() to the in-core journal structure. Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs/jbd2/journal.c')
-rw-r--r--fs/jbd2/journal.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c
index fd1d7557a09..34ef9805720 100644
--- a/fs/jbd2/journal.c
+++ b/fs/jbd2/journal.c
@@ -1477,7 +1477,9 @@ int jbd2_journal_destroy(journal_t *journal)
spin_lock(&journal->j_list_lock);
while (journal->j_checkpoint_transactions != NULL) {
spin_unlock(&journal->j_list_lock);
+ mutex_lock(&journal->j_checkpoint_mutex);
jbd2_log_do_checkpoint(journal);
+ mutex_unlock(&journal->j_checkpoint_mutex);
spin_lock(&journal->j_list_lock);
}