Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern AMD64 with MCP51 laptops | KernelTrap

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern AMD64 with MCP51 laptops

view
thread

!MAILaRCHIVE_VOTE_RePLACE

Previous message: [thread] [date] [author]
Next message: [thread] [date] [author]

[view in full thread]

From: Alan Cox <alan@...>

To: David P. Reed <dpreed@...>

Cc: David Newall <david@...>, Rene Herman <rene.herman@...>, Paul Rolland <rol@...>, H. Peter Anvin <hpa@...>, Krzysztof Halasa <khc@...>, Pavel Machek <pavel@...>, Andi Kleen <andi@...>, <linux-kernel@...>, Thomas Gleixner <tglx@...>, Ingo Molnar <mingo@...>, <rol@...>

Subject: Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern AMD64 with MCP51 laptops

Date: Thursday, December 13, 2007 - 9:21 am

On Thu, 13 Dec 2007 08:13:29 -0500
"David P. Reed" <dpreed@reed.com> wrote:

quoted text> Perhaps what was meant is that ISA-tuned timings make little sense on 
> devices that are part of the chipset or on the PCI or PCI-X buses?

No.

ISA as LPC bus is alive and well inside and outside chipsets. Welcome to
planet earth and the reality of 'its cheaper to reuse cells than design a
new one'. For the chipset logic like DMA controllers the _p is absolutely
correct.

Alan
--
unsubscribe noticeTo unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Previous message: [thread] [date] [author]
Next message: [thread] [date] [author]

Messages in current thread:

RFC: outb 0x80 in inb_p, outb_p harmful on some modern AMD64..., David P. Reed, (Thu Dec 6, 6:38 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Andi Kleen, (Fri Dec 7, 6:44 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Alan Cox, (Fri Dec 7, 12:04 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Pavel Machek, (Sun Dec 9, 8:54 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Andi Kleen, (Sun Dec 9, 12:59 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Pavel Machek, (Sun Dec 9, 5:25 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Rene Herman, (Mon Dec 10, 12:17 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Krzysztof Halasa, (Mon Dec 10, 7:30 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., David Newall, (Mon Dec 10, 9:10 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., H. Peter Anvin, (Mon Dec 10, 9:25 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Rene Herman, (Tue Dec 11, 2:54 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., H. Peter Anvin, (Tue Dec 11, 1:01 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., David Newall, (Mon Dec 10, 9:42 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Alan Cox, (Tue Dec 11, 9:14 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Andi Kleen, (Tue Dec 11, 9:32 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Pavel Machek, (Tue Dec 11, 9:47 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Andi Kleen, (Tue Dec 11, 9:50 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Ingo Molnar, (Fri Dec 14, 9:33 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Paul Rolland, (Tue Dec 11, 3:40 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Rene Herman, (Tue Dec 11, 5:50 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., David Newall, (Tue Dec 11, 8:08 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Rene Herman, (Tue Dec 11, 9:16 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., David Newall, (Tue Dec 11, 9:50 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., linux-os (Dick Johnson), (Tue Dec 11, 11:41 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Andi Kleen, (Tue Dec 11, 12:30 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Rene Herman, (Tue Dec 11, 12:50 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Pavel Machek, (Tue Dec 11, 3:16 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Rene Herman, (Tue Dec 11, 4:00 pm)

More info on port 80 symptoms on MCP51 machine., David P. Reed, (Wed Dec 12, 4:07 pm)

Re: More info on port 80 symptoms on MCP51 machine., Rene Herman, (Wed Dec 12, 4:26 pm)

Re: More info on port 80 symptoms on MCP51 machine., Rene Herman, (Wed Dec 12, 4:58 pm)

Re: More info on port 80 symptoms on MCP51 machine., H. Peter Anvin, (Wed Dec 12, 5:05 pm)

Re: More info on port 80 symptoms on MCP51 machine., Chuck Ebbert, (Fri Dec 14, 6:05 pm)

Re: More info on port 80 symptoms on MCP51 machine., Rene Herman, (Sat Dec 15, 3:22 am)

Re: More info on port 80 symptoms on MCP51 machine., Alan Cox, (Wed Dec 12, 5:01 pm)

Re: More info on port 80 symptoms on MCP51 machine., H. Peter Anvin, (Wed Dec 12, 5:12 pm)

RE: More info on port 80 symptoms on MCP51 machine., Allen Martin, (Sat Dec 15, 6:34 pm)

Re: More info on port 80 symptoms on MCP51 machine., H. Peter Anvin, (Sat Dec 15, 6:46 pm)

Re: More info on port 80 symptoms on MCP51 machine., Alan Cox, (Wed Dec 12, 5:29 pm)

Re: More info on port 80 symptoms on MCP51 machine., David P. Reed, (Wed Dec 12, 4:37 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Rene Herman, (Tue Dec 11, 4:00 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Rene Herman, (Tue Dec 11, 3:59 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Rene Herman, (Tue Dec 11, 3:59 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., David P. Reed, (Tue Dec 11, 1:00 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Rene Herman, (Tue Dec 11, 1:04 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Pavel Machek, (Tue Dec 11, 3:18 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Rene Herman, (Tue Dec 11, 1:27 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Alan Cox, (Tue Dec 11, 10:25 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., David Newall, (Wed Dec 12, 6:18 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Alan Cox, (Wed Dec 12, 7:00 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., David P. Reed, (Thu Dec 13, 9:13 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Alan Cox, (Thu Dec 13, 9:21 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., David P. Reed, (Thu Dec 13, 9:50 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Alan Cox, (Fri Dec 14, 11:16 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Rene Herman, (Tue Dec 11, 10:14 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Paul Rolland, (Tue Dec 11, 9:32 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Rene Herman, (Tue Dec 11, 10:15 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Rene Herman, (Tue Dec 11, 11:28 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., John Stoffel, (Tue Dec 11, 12:32 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Rene Herman, (Tue Dec 11, 12:40 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Paul Rolland, (Tue Dec 11, 11:37 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Rene Herman, (Tue Dec 11, 11:53 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., David P. Reed, (Tue Dec 11, 12:58 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Alan Cox, (Tue Dec 11, 1:32 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., David P. Reed, (Tue Dec 11, 3:19 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., linux-os (Dick Johnson), (Tue Dec 11, 4:27 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., David P. Reed, (Tue Dec 11, 7:56 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., linux-os (Dick Johnson), (Wed Dec 12, 9:11 am)

Attitude problems., David P. Reed, (Wed Dec 12, 3:42 pm)

Re: Attitude problems., linux-os (Dick Johnson), (Wed Dec 12, 4:31 pm)

Re: Attitude problems., linux-os (Dick Johnson), (Fri Dec 14, 12:01 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Alan Cox, (Wed Dec 12, 12:12 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Ingo Molnar, (Fri Dec 14, 10:33 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Rene Herman, (Tue Dec 11, 4:34 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., David P. Reed, (Tue Dec 11, 5:03 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Alan Cox, (Tue Dec 11, 4:16 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Pavel Machek, (Tue Dec 11, 3:36 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., H. Peter Anvin, (Tue Dec 11, 1:05 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Rene Herman, (Tue Dec 11, 1:01 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., H. Peter Anvin, (Mon Dec 10, 9:51 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., H. Peter Anvin, (Mon Dec 10, 9:46 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Ondrej Zary, (Mon Dec 10, 2:02 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Rene Herman, (Mon Dec 10, 8:08 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Alan Cox, (Sun Dec 9, 6:29 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Pavel Machek, (Sun Dec 9, 7:22 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Alan Cox, (Mon Dec 10, 8:02 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Ondrej Zary, (Sun Dec 9, 11:54 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Dr. David Alan Gilbert, (Sun Dec 9, 9:41 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., David P. Reed, (Sat Dec 8, 3:25 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Lennart Sorensen, (Tue Dec 11, 11:14 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Pavel Machek, (Sun Dec 9, 9:22 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Rene Herman, (Sun Dec 9, 1:04 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Alan Cox, (Sat Dec 8, 4:26 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., H. Peter Anvin, (Tue Dec 11, 1:58 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Andi Kleen, (Sat Dec 8, 3:50 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., David P. Reed, (Sat Dec 8, 4:47 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Alan Cox, (Sat Dec 8, 5:04 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Andi Kleen, (Fri Dec 7, 12:31 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Alan Cox, (Fri Dec 7, 1:19 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Rene Herman, (Fri Dec 7, 2:45 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Alan Cox, (Fri Dec 7, 2:42 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Rene Herman, (Fri Dec 7, 3:25 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Alan Cox, (Fri Dec 7, 5:45 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., David P. Reed, (Fri Dec 7, 10:50 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Pavel Machek, (Wed Dec 5, 7:10 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Andi Kleen, (Fri Dec 7, 8:21 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Andi Kleen, (Fri Dec 7, 10:54 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., H. Peter Anvin, (Tue Dec 11, 1:53 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Rene Herman, (Fri Dec 7, 11:43 am)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Rene Herman, (Fri Dec 7, 12:28 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., H. Peter Anvin, (Mon Dec 10, 8:31 pm)

Re: RFC: outb 0x80 in inb_p, outb_p harmful on some modern A..., Alan Cox, (Thu Dec 6, 8:15 pm)

Navigation

Popular discussions


linux-kernel:
Andrew Morton	-mm merge plans for 2.6.23
David Miller	Re: [BUG] New Kernel Bugs
Greg KH	[GIT PATCH] driver core patches against 2.6.24
Andrew Morton	Re: Linux 2.6.21-rc4
git:

linux-netdev:
David Miller	[GIT]: Networking
Natalie Protasevich	[BUG] New Kernel Bugs
Jarek Poplawski	Re: [PATCH] pkt_sched: Destroy gen estimators under rtnl_lock().
Eric W. Biederman	[PATCH] macvlan: Support creating macvlans from macvlans
openbsd-misc:

Colocation donated by:

Who's online

There are currently 4 users and 806 guests online.

Online users

Syndicate