lift sb_start_write out of ->splice_write()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2013-03-20 13:21:32 -04:00
parent 17338fccb2
commit 2dd8c9ad37

View file

@ -1000,8 +1000,6 @@ generic_file_splice_write(struct pipe_inode_info *pipe, struct file *out,
};
ssize_t ret;
sb_start_write(inode->i_sb);
pipe_lock(pipe);
splice_from_pipe_begin(&sd);
@ -1037,7 +1035,6 @@ generic_file_splice_write(struct pipe_inode_info *pipe, struct file *out,
*ppos += ret;
balance_dirty_pages_ratelimited(mapping);
}
sb_end_write(inode->i_sb);
return ret;
}
@ -1064,9 +1061,7 @@ static ssize_t default_file_splice_write(struct pipe_inode_info *pipe,
{
ssize_t ret;
file_start_write(out);
ret = splice_from_pipe(pipe, out, ppos, len, flags, write_pipe_buf);
file_end_write(out);
if (ret > 0)
*ppos += ret;
@ -1119,7 +1114,10 @@ static long do_splice_from(struct pipe_inode_info *pipe, struct file *out,
else
splice_write = default_file_splice_write;
return splice_write(pipe, out, ppos, len, flags);
file_start_write(out);
ret = splice_write(pipe, out, ppos, len, flags);
file_end_write(out);
return ret;
}
/*