Re: [PATCH] serial: Add spin_lock_init() in 8250 early_serial_setup() to init port.lock

>>>>> On Wed, 25 Jan 2006 22:24:03 -0500, "George G. Davis" <[email protected]> said:

gdavis> Need spin_lock_init(&serial8250_ports[port->line].port.lock)
gdavis> in early_serial_setup() since we're copying struct uart_port
gdavis> *port into serial8250_ports[port->line].port and *port.lock is
gdavis> typically unitiliased by the caller.

Is this really needed?   The port.lock will be initialized in
uart_set_options() or uart_add_one_port().

I think spin_lock_init() in serial8250_isa_init_ports() can be omitted
also.

---
Atsushi Nemoto
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Follow-Ups:
- Re: [PATCH] serial: Add spin_lock_init() in 8250 early_serial_setup() to init port.lock
  - From: "George G. Davis" <[email protected]>

References:
- [PATCH] serial: Add spin_lock_init() in 8250 early_serial_setup() to init port.lock
  - From: "George G. Davis" <[email protected]>

Prev by Date: Re: Recursive chmod/chown OOM kills box with 32MB RAM
Next by Date: Re: ALSA on MIPS platform
Previous by thread: [PATCH] serial: Add spin_lock_init() in 8250 early_serial_setup() to init port.lock
Next by thread: Re: [PATCH] serial: Add spin_lock_init() in 8250 early_serial_setup() to init port.lock
Index(es):
- Date
- Thread

[Index of Archives] [Kernel Newbies] [Netfilter] [Bugtraq] [Photo] [Stuff] [Gimp] [Yosemite News] [MIPS Linux] [ARM Linux] [Linux Security] [Linux RAID] [Video 4 Linux] [Linux for the blind] [Linux Resources]