samsung_sm8750/android_kernel_samsung_sm8750
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

f2fs: make sure trace all f2fs_issue_flush

Browse Source 
The root device's issue flush trace is missing,
add it and tracing the result from submit.

Fixes d50aaeec90 ("f2fs: show actual device info in tracepoints")
Signed-off-by: Kinglong Mee <kinglongmee@gmail.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Kinglong Mee
2017-03-04 22:13:10 +08:00
committed by Jaegeuk Kim
parent 8ff0971f15
commit 20fda56b01
2 changed files with 20 additions and 15 deletions
Download Patch File Download Diff File Expand all files Collapse all files

24
fs/f2fs/segment.c
View File

@@ -441,7 +441,8 @@ void f2fs_balance_fs_bg(struct f2fs_sb_info *sbi)
}
}
static int __submit_flush_wait(struct block_device *bdev)
static int __submit_flush_wait(struct f2fs_sb_info *sbi,
struct block_device *bdev)
{
struct bio *bio = f2fs_bio_alloc(0);
int ret;
@@ -450,23 +451,24 @@ static int __submit_flush_wait(struct block_device *bdev)
bio->bi_bdev = bdev;
ret = submit_bio_wait(bio);
bio_put(bio);
trace_f2fs_issue_flush(bdev, test_opt(sbi, NOBARRIER),
test_opt(sbi, FLUSH_MERGE), ret);
return ret;
}
static int submit_flush_wait(struct f2fs_sb_info *sbi)
{
int ret = __submit_flush_wait(sbi->sb->s_bdev);
int ret = __submit_flush_wait(sbi, sbi->sb->s_bdev);
int i;
if (sbi->s_ndevs && !ret) {
for (i = 1; i < sbi->s_ndevs; i++) {
trace_f2fs_issue_flush(FDEV(i).bdev,
test_opt(sbi, NOBARRIER),
test_opt(sbi, FLUSH_MERGE));
ret = __submit_flush_wait(FDEV(i).bdev);
if (ret)
break;
}
if (!sbi->s_ndevs || ret)
return ret;
for (i = 1; i < sbi->s_ndevs; i++) {
ret = __submit_flush_wait(sbi, FDEV(i).bdev);
if (ret)
break;
}
return ret;
}