diff options
Diffstat (limited to 'Documentation/irqflags-tracing.txt')
| -rw-r--r-- | Documentation/irqflags-tracing.txt | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/Documentation/irqflags-tracing.txt b/Documentation/irqflags-tracing.txt index 6a444877ee0..f6da05670e1 100644 --- a/Documentation/irqflags-tracing.txt +++ b/Documentation/irqflags-tracing.txt @@ -22,13 +22,6 @@ rather straightforward and risk-free manner. Architectures that want to support this need to do a couple of code-organizational changes first: -- move their irq-flags manipulation code from their asm/system.h header - to asm/irqflags.h - -- rename local_irq_disable()/etc to raw_local_irq_disable()/etc. so that - the linux/irqflags.h code can inject callbacks and can construct the - real local_irq_disable()/etc APIs. - - add and enable TRACE_IRQFLAGS_SUPPORT in their arch level Kconfig file and then a couple of functional changes are needed as well to implement @@ -53,5 +46,5 @@ implementation in an architecture: lockdep will detect that and will turn itself off. I.e. the lock validator will still be reliable. There should be no crashes due to irq-tracing bugs. (except if the assembly changes break other code by modifying conditions or registers that -shouldnt be) +shouldn't be) |