diff options
| author | Ard Biesheuvel <ardb@kernel.org> | 2023-01-13 20:32:57 +0300 |
|---|---|---|
| committer | Ard Biesheuvel <ardb@kernel.org> | 2023-09-11 11:13:18 +0300 |
| commit | 944834901adc94b3a44d1dd153eb739a937e52d2 (patch) | |
| tree | 8cd100abd4dc18af28663e8afde45dadf62faf24 /Documentation/scheduler | |
| parent | b089ea3cc30de85ea7e20aa66500feb4082dfbf7 (diff) | |
| download | linux-944834901adc94b3a44d1dd153eb739a937e52d2.tar.xz | |
Documentation: Drop or replace remaining mentions of IA64
Drop or update mentions of IA64, as appropriate.
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
Diffstat (limited to 'Documentation/scheduler')
| -rw-r--r-- | Documentation/scheduler/sched-arch.rst | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/Documentation/scheduler/sched-arch.rst b/Documentation/scheduler/sched-arch.rst index 505cd27f9a92..ed07efea7d02 100644 --- a/Documentation/scheduler/sched-arch.rst +++ b/Documentation/scheduler/sched-arch.rst @@ -10,7 +10,7 @@ Context switch By default, the switch_to arch function is called with the runqueue locked. This is usually not a problem unless switch_to may need to take the runqueue lock. This is usually due to a wake up operation in -the context switch. See arch/ia64/include/asm/switch_to.h for an example. +the context switch. To request the scheduler call switch_to with the runqueue unlocked, you must `#define __ARCH_WANT_UNLOCKED_CTXSW` in a header file @@ -68,7 +68,5 @@ Possible arch/ problems Possible arch problems I found (and either tried to fix or didn't): -ia64 - is safe_halt call racy vs interrupts? (does it sleep?) (See #4a) - sparc - IRQs on at this point(?), change local_irq_save to _disable. - TODO: needs secondary CPUs to disable preempt (See #1) |