tree 6a4630fc8ca0ee9d49e7411e992a4b16ee2ca282
parent cd86128088554d64fea1679191509f00e6353c5b
author Ralf Baechle <ralf@linux-mips.org> 1165998897 -0800
committer Linus Torvalds <torvalds@woody.osdl.org> 1166029552 -0800

[PATCH] tty: remove useless memory barrier

I don't see why there is a memory barrier in copy_from_read_buf() at all.
Even if it was useful spin_unlock_irqrestore implies a barrier.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>