selftests/nolibc: reduce syscalls during space padding

Previously each space character used for alignment during test execution
was written in a single write() call.
This would make the output from strace fairly unreadable.
Coalesce all spaces into a single call to write().

Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Signed-off-by: Willy Tarreau <w@1wt.eu>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
This commit is contained in:
Thomas Weißschuh 2023-04-17 18:01:31 +02:00 • committed by Paul E. McKenney
commit 443de90314