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f2fs: use inner macro and function to clean up codes

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In this patch we use below inner macro and function to clean up codes.
1. ADDRS_PER_PAGE
2. SM_I
3. f2fs_readonly

Signed-off-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Chao Yu
2014-07-07 11:21:59 +08:00
committed by Jaegeuk Kim
parent 3aab8f828e
commit 6b2920a513
3 changed files with 8 additions and 11 deletions
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9
fs/f2fs/segment.c
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@@ -272,13 +272,13 @@ int create_flush_cmd_control(struct f2fs_sb_info *sbi)
return -ENOMEM;
spin_lock_init(&fcc->issue_lock);
init_waitqueue_head(&fcc->flush_wait_queue);
sbi->sm_info->cmd_control_info = fcc;
SM_I(sbi)->cmd_control_info = fcc;
fcc->f2fs_issue_flush = kthread_run(issue_flush_thread, sbi,
"f2fs_flush-%u:%u", MAJOR(dev), MINOR(dev));
if (IS_ERR(fcc->f2fs_issue_flush)) {
err = PTR_ERR(fcc->f2fs_issue_flush);
kfree(fcc);
sbi->sm_info->cmd_control_info = NULL;
SM_I(sbi)->cmd_control_info = NULL;
return err;
}
@@ -287,13 +287,12 @@ int create_flush_cmd_control(struct f2fs_sb_info *sbi)
void destroy_flush_cmd_control(struct f2fs_sb_info *sbi)
{
struct flush_cmd_control *fcc =
sbi->sm_info->cmd_control_info;
struct flush_cmd_control *fcc = SM_I(sbi)->cmd_control_info;
if (fcc && fcc->f2fs_issue_flush)
kthread_stop(fcc->f2fs_issue_flush);
kfree(fcc);
sbi->sm_info->cmd_control_info = NULL;
SM_I(sbi)->cmd_control_info = NULL;
}
static void __locate_dirty_segment(struct f2fs_sb_info *sbi, unsigned int segno,