1 jbd/jbd2: use non-movable memory for the jbd superblock
3 From: Gioh Kim <gioh.kim@lge.com>
5 Sicne the jbd/jbd2 superblock is not released until the file system is
6 unmounted, allocate the buffer cache from the non-moveable area to
7 allow page migration and CMA allocations to more easily succeed.
9 Signed-off-by: Gioh Kim <gioh.kim@lge.com>
10 Signed-off-by: Theodore Ts'o <tytso@mit.edu>
11 Reviewed-by: Jan Kara <jack@suse.cz>
13 fs/jbd/journal.c | 2 +-
14 fs/jbd2/journal.c | 2 +-
15 2 files changed, 2 insertions(+), 2 deletions(-)
17 diff --git a/fs/jbd/journal.c b/fs/jbd/journal.c
18 index 06fe11e..aab8549 100644
19 --- a/fs/jbd/journal.c
20 +++ b/fs/jbd/journal.c
21 @@ -886,7 +886,7 @@ journal_t * journal_init_inode (struct inode *inode)
25 - bh = __getblk(journal->j_dev, blocknr, journal->j_blocksize);
26 + bh = getblk_unmovable(journal->j_dev, blocknr, journal->j_blocksize);
29 "%s: Cannot get buffer for journal superblock\n",
30 diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c
31 index 67b8e30..65bd3b1 100644
32 --- a/fs/jbd2/journal.c
33 +++ b/fs/jbd2/journal.c
34 @@ -1237,7 +1237,7 @@ journal_t * jbd2_journal_init_inode (struct inode *inode)
38 - bh = __getblk(journal->j_dev, blocknr, journal->j_blocksize);
39 + bh = getblk_unmovable(journal->j_dev, blocknr, journal->j_blocksize);
42 "%s: Cannot get buffer for journal superblock\n",
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