[PATCH RT 4/7] serial: Imx: Fix recursive locking bug

2013-02-18 Thread Steven Rostedt
From: Thomas Gleixner commit 9ec1882df2 (tty: serial: imx: console write routing is unsafe on SMP) introduced a recursive locking bug in imx_console_write(). The callchain is: imx_rxint() spin_lock_irqsave(>port.lock,flags); ... uart_handle_sysrq_char(); sysrq_function();

[PATCH RT 4/7] serial: Imx: Fix recursive locking bug

2013-02-18 Thread Steven Rostedt
From: Thomas Gleixner commit 9ec1882df2 (tty: serial: imx: console write routing is unsafe on SMP) introduced a recursive locking bug in imx_console_write(). The callchain is: imx_rxint() spin_lock_irqsave(>port.lock,flags); ... uart_handle_sysrq_char(); sysrq_function();

[PATCH RT 4/7] serial: Imx: Fix recursive locking bug

2013-02-18 Thread Steven Rostedt
From: Thomas Gleixner t...@linutronix.de commit 9ec1882df2 (tty: serial: imx: console write routing is unsafe on SMP) introduced a recursive locking bug in imx_console_write(). The callchain is: imx_rxint() spin_lock_irqsave(sport-port.lock,flags); ... uart_handle_sysrq_char();

[PATCH RT 4/7] serial: Imx: Fix recursive locking bug

2013-02-18 Thread Steven Rostedt
From: Thomas Gleixner t...@linutronix.de commit 9ec1882df2 (tty: serial: imx: console write routing is unsafe on SMP) introduced a recursive locking bug in imx_console_write(). The callchain is: imx_rxint() spin_lock_irqsave(sport-port.lock,flags); ... uart_handle_sysrq_char();