korg/linux
0
0
Fork 0
mirror of https://mirrors.bfsu.edu.cn/git/linux.git synced 2024-11-24 20:54:10 +08:00
Code Issues Packages Projects Releases Wiki Activity

f2fs: reduce indentation in f2fs_file_write_iter()

Browse Source 
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>
This commit is contained in:
Eric Biggers 2021-07-16 09:39:14 -05:00 committed by Jaegeuk Kim
parent 3d697a4a6b
commit b31bf0f96e
1 changed files with 37 additions and 33 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

70
fs/f2fs/file.c
View File

@ -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);
/* 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);
}
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;
}
ret = __generic_file_write_iter(iocb, from);
/* 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: