diff options
Diffstat (limited to 'Documentation/kernel-parameters.txt')
-rw-r--r-- | Documentation/kernel-parameters.txt | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index d34fd6a28faa..b79bcdf16319 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt | |||
@@ -648,6 +648,10 @@ and is between 256 and 4096 characters. It is defined in the file | |||
648 | idle= [HW] | 648 | idle= [HW] |
649 | Format: idle=poll or idle=halt | 649 | Format: idle=poll or idle=halt |
650 | 650 | ||
651 | ignore_loglevel [KNL] | ||
652 | Ignore loglevel setting - this will print /all/ | ||
653 | kernel messages to the console. Useful for debugging. | ||
654 | |||
651 | ihash_entries= [KNL] | 655 | ihash_entries= [KNL] |
652 | Set number of hash buckets for inode cache. | 656 | Set number of hash buckets for inode cache. |
653 | 657 | ||
@@ -712,7 +716,12 @@ and is between 256 and 4096 characters. It is defined in the file | |||
712 | Format: <RDP>,<reset>,<pci_scan>,<verbosity> | 716 | Format: <RDP>,<reset>,<pci_scan>,<verbosity> |
713 | 717 | ||
714 | isolcpus= [KNL,SMP] Isolate CPUs from the general scheduler. | 718 | isolcpus= [KNL,SMP] Isolate CPUs from the general scheduler. |
715 | Format: <cpu number>,...,<cpu number> | 719 | Format: |
720 | <cpu number>,...,<cpu number> | ||
721 | or | ||
722 | <cpu number>-<cpu number> (must be a positive range in ascending order) | ||
723 | or a mixture | ||
724 | <cpu number>,...,<cpu number>-<cpu number> | ||
716 | This option can be used to specify one or more CPUs | 725 | This option can be used to specify one or more CPUs |
717 | to isolate from the general SMP balancing and scheduling | 726 | to isolate from the general SMP balancing and scheduling |
718 | algorithms. The only way to move a process onto or off | 727 | algorithms. The only way to move a process onto or off |
@@ -1010,6 +1019,10 @@ and is between 256 and 4096 characters. It is defined in the file | |||
1010 | emulation library even if a 387 maths coprocessor | 1019 | emulation library even if a 387 maths coprocessor |
1011 | is present. | 1020 | is present. |
1012 | 1021 | ||
1022 | noaliencache [MM, NUMA] Disables the allcoation of alien caches in | ||
1023 | the slab allocator. Saves per-node memory, but will | ||
1024 | impact performance on real NUMA hardware. | ||
1025 | |||
1013 | noalign [KNL,ARM] | 1026 | noalign [KNL,ARM] |
1014 | 1027 | ||
1015 | noapic [SMP,APIC] Tells the kernel to not make use of any | 1028 | noapic [SMP,APIC] Tells the kernel to not make use of any |
@@ -1288,6 +1301,7 @@ and is between 256 and 4096 characters. It is defined in the file | |||
1288 | Param: "schedule" - profile schedule points. | 1301 | Param: "schedule" - profile schedule points. |
1289 | Param: <number> - step/bucket size as a power of 2 for | 1302 | Param: <number> - step/bucket size as a power of 2 for |
1290 | statistical time based profiling. | 1303 | statistical time based profiling. |
1304 | Param: "sleep" - profile D-state sleeping (millisecs) | ||
1291 | 1305 | ||
1292 | processor.max_cstate= [HW,ACPI] | 1306 | processor.max_cstate= [HW,ACPI] |
1293 | Limit processor to maximum C-state | 1307 | Limit processor to maximum C-state |
@@ -1369,6 +1383,12 @@ and is between 256 and 4096 characters. It is defined in the file | |||
1369 | resume= [SWSUSP] | 1383 | resume= [SWSUSP] |
1370 | Specify the partition device for software suspend | 1384 | Specify the partition device for software suspend |
1371 | 1385 | ||
1386 | resume_offset= [SWSUSP] | ||
1387 | Specify the offset from the beginning of the partition | ||
1388 | given by "resume=" at which the swap header is located, | ||
1389 | in <PAGE_SIZE> units (needed only for swap files). | ||
1390 | See Documentation/power/swsusp-and-swap-files.txt | ||
1391 | |||
1372 | rhash_entries= [KNL,NET] | 1392 | rhash_entries= [KNL,NET] |
1373 | Set number of hash buckets for route cache | 1393 | Set number of hash buckets for route cache |
1374 | 1394 | ||