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* Linux 2.6.16.44-rc2
@ 2007-03-18  9:42 Adrian Bunk
  2007-03-18 10:21 ` ACPI initialization failure with v2.6.21-rc4 Johannes Weiner
  0 siblings, 1 reply; 2+ messages in thread
From: Adrian Bunk @ 2007-03-18  9:42 UTC (permalink / raw)
  To: linux-kernel

Security fixes since 2.6.16.43:
- CVE-2007-0005: Fix buffer overflow in Omnikey CardMan 4040 driver
- CVE-2007-1000: [IPV6]: Handle np->opt being NULL in ipv6_getsockopt_sticky().


Location:
ftp://ftp.kernel.org/pub/linux/kernel/people/bunk/linux-2.6.16.y/testing/

git tree:
git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-2.6.16.y.git


Changes since 2.6.16.44-rc1:

Adrian Bunk (1):
      Linux 2.6.16.44-rc2

Hugh Dickins (1):
      pwc-uncompress.c shouldn't #include <asm/current.h>


 Makefile                               |    2 +-
 drivers/usb/media/pwc/pwc-uncompress.c |    1 -
 2 files changed, 1 insertion(+), 2 deletions(-)


^ permalink raw reply	[flat|nested] 2+ messages in thread

* ACPI initialization failure with v2.6.21-rc4
  2007-03-18  9:42 Linux 2.6.16.44-rc2 Adrian Bunk
@ 2007-03-18 10:21 ` Johannes Weiner
  0 siblings, 0 replies; 2+ messages in thread
From: Johannes Weiner @ 2007-03-18 10:21 UTC (permalink / raw)
  To: linux-kernel

Hi,

The kernel version mentioned in the subject won't boot because the ACPI
system does not get initialized; the system freezes on an outb() in
acpi_os_write_port() i.e. it does not do anything anymore and just hangs.

Here is the `stack trace' I managed to extract via debugging output:

	-- acpi_os_write_port(0xb2, 240, 8)
	-- acpi_hw_set_mode(ACPI_SYS_MODE_ACPI)
	-- acpi_enable()
	-- acpi_enable_subsystem(~ACPI_NO_ACPI_ENABLE)
	-- acpi_early_init()
	...

Notes:
	* acpi_os_write_port(): I printk'd the arguments; the port
	  formatted with %#x and the value with %u.

	* acpi_enable_subsystem(): I removed ACPI_NO_HARDWARE_INIT
	  from the arguments because it is not used anymore.
	  In this context I want to mention that it probably can be
	  removed from include/acpi/actypes.h generally.

Random question:

	I noticed that acpi_gbl_FADT is declared in
	include/acpi/acglobal.h but where is it actually defined and
	initialized?

HTH,
Hannes

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2007-03-18  9:42 Linux 2.6.16.44-rc2 Adrian Bunk
2007-03-18 10:21 ` ACPI initialization failure with v2.6.21-rc4 Johannes Weiner

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