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| author | Chao Yu <yuchao0@huawei.com> | 2017-09-29 07:59:38 +0200 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2017-10-10 21:49:53 +0200 |
| commit | 39d787bec4f792e69e24b11aa3d61ae1c0e4830b (patch) | |
| tree | c14671bb15decf284dd01b66ccd4a2814e6d91c1 /fs/f2fs/data.c | |
| parent | f2fs: fix to show ino management cache size correctly (diff) | |
| download | linux-39d787bec4f792e69e24b11aa3d61ae1c0e4830b.tar.xz linux-39d787bec4f792e69e24b11aa3d61ae1c0e4830b.zip | |
f2fs: enhance multiple device flush
When multiple device feature is enabled, during ->fsync we will issue
flush in all devices to make sure node/data of the file being persisted
into storage. But some flushes of device could be unneeded as file's
data may be not writebacked into those devices. So this patch adds and
manage bitmap per inode in global cache to indicate which device is
dirty and it needs to issue flush during ->fsync, hence, we could improve
performance of fsync in scenario of multiple device.
Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/data.c')
| -rw-r--r-- | fs/f2fs/data.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c index a6288e276ff9..030fb5cf2b51 100644 --- a/fs/f2fs/data.c +++ b/fs/f2fs/data.c @@ -1498,6 +1498,7 @@ static int __write_data_page(struct page *page, bool *submitted, int err = 0; struct f2fs_io_info fio = { .sbi = sbi, + .ino = inode->i_ino, .type = DATA, .op = REQ_OP_WRITE, .op_flags = wbc_to_write_flags(wbc), |