tree ba3b3a4b85ef19cf8c4e3019e813603a160bb039
parent 5d0fdf1e01899805b6c2c0b789a707dcb731b1ea
author Alan Cox <alan@lxorguk.ukuu.org.uk> 1209542012 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1209569381 -0700

tty_ioctl: locking for tty_wait_until_sent

This function still depends on the big kernel lock in some cases.  Push
locking into the function ready for removal of the BKL from ioctl call paths.

Signed-off-by: Alan Cox <alan@redhat.com>
Cc: Andi Kleen <andi@firstfloor.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>