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| author |   Chao Yu <yuchao0@huawei.com> | 2019-08-23 17:58:36 +0800 |
|---|---|---|
| committer |   Jaegeuk Kim <jaegeuk@kernel.org> | 2019-09-06 16:18:26 -0700 |
| commit | 00e09c0bccc71825ca9a659eb145ed7c4dc95588 (patch) | |
| tree | 102a0fee320d40270360f9908a04d7a28a3c67da /fs/f2fs/data.c | |
| parent | f2fs: clean up __bio_alloc()'s parameter (diff) | |
| download | wireguard-linux-00e09c0bccc71825ca9a659eb145ed7c4dc95588.tar.xz wireguard-linux-00e09c0bccc71825ca9a659eb145ed7c4dc95588.zip | |
f2fs: enhance f2fs_is_checkpoint_ready()'s readability
This patch changes sematics of f2fs_is_checkpoint_ready()'s return
value as: return true when checkpoint is ready, other return false,
it can improve readability of below conditions.
f2fs_submit_page_write()
...
if (is_sbi_flag_set(sbi, SBI_IS_SHUTDOWN) ||
!f2fs_is_checkpoint_ready(sbi))
__submit_merged_bio(io);
f2fs_balance_fs()
...
if (!f2fs_is_checkpoint_ready(sbi))
return;
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 | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c index 0b3728f58d17..ab8c8f2fff70 100644 --- a/fs/f2fs/data.c +++ b/fs/f2fs/data.c @@ -634,7 +634,7 @@ skip: goto next; out: if (is_sbi_flag_set(sbi, SBI_IS_SHUTDOWN) || - f2fs_is_checkpoint_ready(sbi)) + !f2fs_is_checkpoint_ready(sbi)) __submit_merged_bio(io); up_write(&io->io_rwsem); } @@ -2570,9 +2570,10 @@ static int f2fs_write_begin(struct file *file, struct address_space *mapping, trace_f2fs_write_begin(inode, pos, len, flags); - err = f2fs_is_checkpoint_ready(sbi); - if (err) + if (!f2fs_is_checkpoint_ready(sbi)) { + err = -ENOSPC; goto fail; + } if ((f2fs_is_atomic_file(inode) && !f2fs_available_free_memory(sbi, INMEM_PAGES)) || |