diff options
author | ups <ups@FreeBSD.org> | 2005-06-14 14:21:25 +0000 |
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committer | ups <ups@FreeBSD.org> | 2005-06-14 14:21:25 +0000 |
commit | 0fb49619cb042e27db6858e72dc0ca8a9dcf96ae (patch) | |
tree | 1626b81140a2bd8ce074a02626402ae7eeea5c5f /sys | |
parent | f4251aff5dd33b3ecdefe0625b813ea8608f6fc3 (diff) | |
download | FreeBSD-src-0fb49619cb042e27db6858e72dc0ca8a9dcf96ae.zip FreeBSD-src-0fb49619cb042e27db6858e72dc0ca8a9dcf96ae.tar.gz |
Move IPI_PREEMPTION option from global NOTES file to i386+amd64 specific
NOTES files.
Approved by: re (scottl)
Diffstat (limited to 'sys')
-rw-r--r-- | sys/amd64/conf/NOTES | 3 | ||||
-rw-r--r-- | sys/conf/NOTES | 3 | ||||
-rw-r--r-- | sys/i386/conf/NOTES | 3 |
3 files changed, 6 insertions, 3 deletions
diff --git a/sys/amd64/conf/NOTES b/sys/amd64/conf/NOTES index 8978c55..35332f0 100644 --- a/sys/amd64/conf/NOTES +++ b/sys/amd64/conf/NOTES @@ -23,8 +23,11 @@ machine amd64 # # Notes: # +# IPI_PREEMPTION instructs the kernel to preempt threads running on other +# CPUS if needed. Relies on the PREEMPTION option # Optional: +options IPI_PREEMPTION device atpic # Optional legacy pic support device mptable # Optional MPSPEC mptable support diff --git a/sys/conf/NOTES b/sys/conf/NOTES index 7788729..651dd11 100644 --- a/sys/conf/NOTES +++ b/sys/conf/NOTES @@ -216,8 +216,6 @@ options MUTEX_WAKE_ALL # performance and increase the frequency of kernel panics by # design. If you aren't sure that you need it then you don't. # Relies on the PREEMPTION option. DON'T TURN THIS ON. -# IPI_PREEMPTION instructs the kernel to preempt threads running on other -# CPUS if needed. Relies on the PREEMPTION option # MUTEX_DEBUG enables various extra assertions in the mutex code. # SLEEPQUEUE_PROFILING enables rudimentary profiling of the hash table # used to hold active sleep queues. @@ -231,7 +229,6 @@ options MUTEX_WAKE_ALL # WITNESS_SKIPSPIN disables the witness checks on spin mutexes. options PREEMPTION options FULL_PREEMPTION -options IPI_PREEMPTION options MUTEX_DEBUG options WITNESS options WITNESS_KDB diff --git a/sys/i386/conf/NOTES b/sys/i386/conf/NOTES index 534ad8e..ccd85da 100644 --- a/sys/i386/conf/NOTES +++ b/sys/i386/conf/NOTES @@ -39,12 +39,15 @@ profile 2 # MPTABLE_FORCE_HTT option. Do NOT use this option if you have HTT # disabled in your BIOS. # +# IPI_PREEMPTION instructs the kernel to preempt threads running on other +# CPUS if needed. Relies on the PREEMPTION option # Mandatory: device apic # I/O apic # Optional: options MPTABLE_FORCE_HTT # Enable HTT CPUs with the MP Table +options IPI_PREEMPTION # # Watchdog routines. |