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authorLen Brown <len.brown@intel.com>2007-08-24 22:19:05 -0400
committerLen Brown <len.brown@intel.com>2007-08-24 22:19:05 -0400
commit5a16eff86dc1194a17c69250492e820d828e3bde (patch)
treea0f990ce8682d7108f6fbd7f9d3c90a8d318d9b8 /Documentation
parent2e0f4c7b383063abc274c4a088043383a3735b93 (diff)
parent61ec7567db103d537329b0db9a887db570431ff4 (diff)
Pull bugzilla-1641 into release branch
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/kernel-parameters.txt15
1 files changed, 6 insertions, 9 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 975f029be25c..17770b456310 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -952,14 +952,10 @@ and is between 256 and 4096 characters. It is defined in the file
952 Format: <1-256> 952 Format: <1-256>
953 953
954 maxcpus= [SMP] Maximum number of processors that an SMP kernel 954 maxcpus= [SMP] Maximum number of processors that an SMP kernel
955 should make use of. 955 should make use of. maxcpus=n : n >= 0 limits the
956 Using "nosmp" or "maxcpus=0" will disable SMP 956 kernel to using 'n' processors. n=0 is a special case,
957 entirely (the MPS table probe still happens, though). 957 it is equivalent to "nosmp", which also disables
958 A command-line option of "maxcpus=<NUM>", where <NUM> 958 the IO APIC.
959 is an integer greater than 0, limits the maximum number
960 of CPUs activated in SMP mode to <NUM>.
961 Using "maxcpus=1" on an SMP kernel is the trivial
962 case of an SMP kernel with only one CPU.
963 959
964 max_addr=[KMG] [KNL,BOOT,ia64] All physical memory greater than or 960 max_addr=[KMG] [KNL,BOOT,ia64] All physical memory greater than or
965 equal to this physical address is ignored. 961 equal to this physical address is ignored.
@@ -1184,7 +1180,8 @@ and is between 256 and 4096 characters. It is defined in the file
1184 1180
1185 nosep [BUGS=X86-32] Disables x86 SYSENTER/SYSEXIT support. 1181 nosep [BUGS=X86-32] Disables x86 SYSENTER/SYSEXIT support.
1186 1182
1187 nosmp [SMP] Tells an SMP kernel to act as a UP kernel. 1183 nosmp [SMP] Tells an SMP kernel to act as a UP kernel,
1184 and disable the IO APIC. legacy for "maxcpus=0".
1188 1185
1189 nosoftlockup [KNL] Disable the soft-lockup detector. 1186 nosoftlockup [KNL] Disable the soft-lockup detector.
1190 1187