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author | Eric Biggers <ebiggers@google.com> | 2021-07-16 16:39:14 +0200 |
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committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2021-12-04 19:48:53 +0100 |
commit | b31bf0f96e71a2c81d2122c3fecdb91f8e215c20 (patch) | |
tree | 129ba0700f045d834370348c1439fcd63ffc9315 /fs | |
parent | f2fs: rework write preallocations (diff) | |
download | linux-b31bf0f96e71a2c81d2122c3fecdb91f8e215c20.tar.xz linux-b31bf0f96e71a2c81d2122c3fecdb91f8e215c20.zip |
f2fs: reduce indentation in f2fs_file_write_iter()
Replace 'if (ret > 0)' with 'if (ret <= 0) goto out_unlock;'.
No change in behavior.
Signed-off-by: Eric Biggers <ebiggers@google.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs')
-rw-r--r-- | fs/f2fs/file.c | 64 |
1 files changed, 34 insertions, 30 deletions
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index fc87d0f5b82b..808a7c24d993 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -4338,44 +4338,48 @@ static ssize_t f2fs_file_write_iter(struct kiocb *iocb, struct iov_iter *from) } ret = generic_write_checks(iocb, from); - if (ret > 0) { - if (iocb->ki_flags & IOCB_NOWAIT) { - if (!f2fs_overwrite_io(inode, iocb->ki_pos, - iov_iter_count(from)) || + if (ret <= 0) + goto out_unlock; + + if (iocb->ki_flags & IOCB_NOWAIT) { + if (!f2fs_overwrite_io(inode, iocb->ki_pos, + iov_iter_count(from)) || f2fs_has_inline_data(inode) || f2fs_force_buffered_io(inode, iocb, from)) { - ret = -EAGAIN; - goto out_unlock; - } - } - if (iocb->ki_flags & IOCB_DIRECT) { - ret = f2fs_convert_inline_inode(inode); - if (ret) - goto out_unlock; - } - /* Possibly preallocate the blocks for the write. */ - target_size = iocb->ki_pos + iov_iter_count(from); - preallocated = f2fs_preallocate_blocks(iocb, from); - if (preallocated < 0) { - ret = preallocated; + ret = -EAGAIN; goto out_unlock; } + } - ret = __generic_file_write_iter(iocb, from); + if (iocb->ki_flags & IOCB_DIRECT) { + ret = f2fs_convert_inline_inode(inode); + if (ret) + goto out_unlock; + } + /* Possibly preallocate the blocks for the write. */ + target_size = iocb->ki_pos + iov_iter_count(from); + preallocated = f2fs_preallocate_blocks(iocb, from); + if (preallocated < 0) { + ret = preallocated; + goto out_unlock; + } - /* Don't leave any preallocated blocks around past i_size. */ - if (preallocated > 0 && i_size_read(inode) < target_size) { - down_write(&F2FS_I(inode)->i_gc_rwsem[WRITE]); - filemap_invalidate_lock(inode->i_mapping); - f2fs_truncate(inode); - filemap_invalidate_unlock(inode->i_mapping); - up_write(&F2FS_I(inode)->i_gc_rwsem[WRITE]); - } - clear_inode_flag(inode, FI_PREALLOCATED_ALL); + ret = __generic_file_write_iter(iocb, from); - if (ret > 0) - f2fs_update_iostat(F2FS_I_SB(inode), APP_WRITE_IO, ret); + /* Don't leave any preallocated blocks around past i_size. */ + if (preallocated > 0 && i_size_read(inode) < target_size) { + down_write(&F2FS_I(inode)->i_gc_rwsem[WRITE]); + filemap_invalidate_lock(inode->i_mapping); + f2fs_truncate(inode); + filemap_invalidate_unlock(inode->i_mapping); + up_write(&F2FS_I(inode)->i_gc_rwsem[WRITE]); } + + clear_inode_flag(inode, FI_PREALLOCATED_ALL); + + if (ret > 0) + f2fs_update_iostat(F2FS_I_SB(inode), APP_WRITE_IO, ret); + out_unlock: inode_unlock(inode); out: |