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Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6 

* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6:
  ACPI: don't cond_resched() when irqs_disabled()
  ACPI: fix 2.6.28 acpi.debug_level regression
This commit is contained in:
Linus Torvalds 2008-12-22 14:52:00 -08:00
parent 0099f77e0a abe1dfab60
commit c47a75a45f
5 changed files with 14 additions and 15 deletions
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11
Documentation/kernel-parameters.txt
View File

@ -220,14 +220,17 @@ and is between 256 and 4096 characters. It is defined in the file
Bits in debug_level correspond to a level in
ACPI_DEBUG_PRINT statements, e.g.,
ACPI_DEBUG_PRINT((ACPI_DB_INFO, ...
See Documentation/acpi/debug.txt for more information
about debug layers and levels.
The debug_level mask defaults to "info". See
Documentation/acpi/debug.txt for more information about
debug layers and levels.
Enable processor driver info messages:
acpi.debug_layer=0x20000000
Enable PCI/PCI interrupt routing info messages:
acpi.debug_layer=0x400000
Enable AML "Debug" output, i.e., stores to the Debug
object while interpreting AML:
acpi.debug_layer=0xffffffff acpi.debug_level=0x2
Enable PCI/PCI interrupt routing info messages:
acpi.debug_layer=0x400000 acpi.debug_level=0x4
Enable all messages related to ACPI hardware:
acpi.debug_layer=0x2 acpi.debug_level=0xffffffff

8
drivers/acpi/bus.c
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@ -688,14 +688,6 @@ void __init acpi_early_init(void)
if (acpi_disabled)
return;
/*
* ACPI CA initializes acpi_dbg_level to non-zero, which means
* we get debug output merely by turning on CONFIG_ACPI_DEBUG.
* Turn it off so we don't get output unless the user specifies
* acpi.debug_level.
*/
acpi_dbg_level = 0;
printk(KERN_INFO PREFIX "Core revision %08x\n", ACPI_CA_VERSION);
/* enable workarounds, unless strict ACPI spec. compliance */

2
drivers/acpi/utilities/utglobal.c
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@ -64,7 +64,7 @@ u32 acpi_dbg_level = ACPI_DEBUG_DEFAULT;
/* Debug switch - layer (component) mask */
u32 acpi_dbg_layer = ACPI_COMPONENT_DEFAULT | ACPI_ALL_DRIVERS;
u32 acpi_dbg_layer = 0;
u32 acpi_gbl_nesting_level = 0;
/* Debugger globals */

2
include/acpi/acoutput.h
View File

@ -172,7 +172,7 @@
/* Defaults for debug_level, debug and normal */
#define ACPI_DEBUG_DEFAULT (ACPI_LV_INIT | ACPI_LV_DEBUG_OBJECT)
#define ACPI_DEBUG_DEFAULT (ACPI_LV_INFO)
#define ACPI_NORMAL_DEFAULT (ACPI_LV_INIT | ACPI_LV_DEBUG_OBJECT)
#define ACPI_DEBUG_ALL (ACPI_LV_AML_DISASSEMBLE | ACPI_LV_ALL_EXCEPTIONS | ACPI_LV_ALL)

6
include/acpi/platform/aclinux.h
View File

@ -141,6 +141,10 @@ static inline void *acpi_os_acquire_object(acpi_cache_t * cache)
/*
* We need to show where it is safe to preempt execution of ACPICA
*/
#define ACPI_PREEMPTION_POINT() cond_resched()
#define ACPI_PREEMPTION_POINT() \
do { \
if (!irqs_disabled()) \
cond_resched(); \
} while (0)
#endif /* __ACLINUX_H__ */