[hackers] [blind] blind-flip is optimal || Mattias Andrée

[git]

commit 3ad57ea82389e52c72c310268bde8b8540fa408e
Author:     Mattias Andrée <maand...@kth.se>
AuthorDate: Wed May 10 10:50:55 2017 +0200
Commit:     Mattias Andrée <maand...@kth.se>
CommitDate: Wed May 10 10:50:55 2017 +0200

    blind-flip is optimal
    
    Signed-off-by: Mattias Andrée <maand...@kth.se>

diff --git a/src/blind-flip.c b/src/blind-flip.c
index 18914ae..71f30c4 100644
--- a/src/blind-flip.c
+++ b/src/blind-flip.c
@@ -27,6 +27,7 @@ main(int argc, char *argv[])
        while (eread_frame(&stream, buf, n))
                for (ptr = n; ptr;)
                        ewriteall(STDOUT_FILENO, buf + (ptr -= rown), rown, 
"<stdout>");
+       /* ewriteall is faster than writev(3) and vmsplice(3) */
 
        free(buf);
        return 0;