commit 7a6fbc9a887193a1e9f8658703881c528040afbc
author Alexander Shiyan <shc_work@mail.ru> Tue Mar 27 12:22:49 2012 +0400
committer Greg Kroah-Hartman <gregkh@linuxfoundation.org> Wed Apr 18 15:19:50 2012 -0700
tree f1124704d429bc4739816ac9bf85cdf389550b63
parent e816b57a337ea3b755de72bec38c10c864f23015

ARM: clps711x: serial driver hungs are a result of call disable_irq within ISR

Since 2.6.30-rc1 clps711x serial driver hungs system. This is a result
of call disable_irq from ISR. synchronize_irq waits for end of interrupt
and goes to infinite loop. This patch fix this problem.

Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>