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authorDavid S. Miller <davem@davemloft.net>2010-02-28 22:23:06 -0500
committerDavid S. Miller <davem@davemloft.net>2010-02-28 22:23:06 -0500
commit47871889c601d8199c51a4086f77eebd77c29b0b (patch)
tree40cdcac3bff0ee40cc33dcca61d0577cdf965f77 /Documentation/kernel-parameters.txt
parentc16cc0b464b8876cfd57ce1c1dbcb6f9a6a0bce3 (diff)
parent30ff056c42c665b9ea535d8515890857ae382540 (diff)
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Conflicts: drivers/firmware/iscsi_ibft.c
Diffstat (limited to 'Documentation/kernel-parameters.txt')
-rw-r--r--Documentation/kernel-parameters.txt35
1 files changed, 33 insertions, 2 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 3ca7f8f56525..fbcddc5abe25 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -200,6 +200,10 @@ and is between 256 and 4096 characters. It is defined in the file
200 acpi_display_output=video 200 acpi_display_output=video
201 See above. 201 See above.
202 202
203 acpi_early_pdc_eval [HW,ACPI] Evaluate processor _PDC methods
204 early. Needed on some platforms to properly
205 initialize the EC.
206
203 acpi_irq_balance [HW,ACPI] 207 acpi_irq_balance [HW,ACPI]
204 ACPI will balance active IRQs 208 ACPI will balance active IRQs
205 default in APIC mode 209 default in APIC mode
@@ -312,6 +316,11 @@ and is between 256 and 4096 characters. It is defined in the file
312 aic79xx= [HW,SCSI] 316 aic79xx= [HW,SCSI]
313 See Documentation/scsi/aic79xx.txt. 317 See Documentation/scsi/aic79xx.txt.
314 318
319 alignment= [KNL,ARM]
320 Allow the default userspace alignment fault handler
321 behaviour to be specified. Bit 0 enables warnings,
322 bit 1 enables fixups, and bit 2 sends a segfault.
323
315 amd_iommu= [HW,X86-84] 324 amd_iommu= [HW,X86-84]
316 Pass parameters to the AMD IOMMU driver in the system. 325 Pass parameters to the AMD IOMMU driver in the system.
317 Possible values are: 326 Possible values are:
@@ -1739,6 +1748,9 @@ and is between 256 and 4096 characters. It is defined in the file
1739 nomfgpt [X86-32] Disable Multi-Function General Purpose 1748 nomfgpt [X86-32] Disable Multi-Function General Purpose
1740 Timer usage (for AMD Geode machines). 1749 Timer usage (for AMD Geode machines).
1741 1750
1751 nopat [X86] Disable PAT (page attribute table extension of
1752 pagetables) support.
1753
1742 norandmaps Don't use address space randomization. Equivalent to 1754 norandmaps Don't use address space randomization. Equivalent to
1743 echo 0 > /proc/sys/kernel/randomize_va_space 1755 echo 0 > /proc/sys/kernel/randomize_va_space
1744 1756
@@ -1949,8 +1961,12 @@ and is between 256 and 4096 characters. It is defined in the file
1949 IRQ routing is enabled. 1961 IRQ routing is enabled.
1950 noacpi [X86] Do not use ACPI for IRQ routing 1962 noacpi [X86] Do not use ACPI for IRQ routing
1951 or for PCI scanning. 1963 or for PCI scanning.
1952 use_crs [X86] Use _CRS for PCI resource 1964 use_crs [X86] Use PCI host bridge window information
1953 allocation. 1965 from ACPI. On BIOSes from 2008 or later, this
1966 is enabled by default. If you need to use this,
1967 please report a bug.
1968 nocrs [X86] Ignore PCI host bridge windows from ACPI.
1969 If you need to use this, please report a bug.
1954 routeirq Do IRQ routing for all PCI devices. 1970 routeirq Do IRQ routing for all PCI devices.
1955 This is normally done in pci_enable_device(), 1971 This is normally done in pci_enable_device(),
1956 so this option is a temporary workaround 1972 so this option is a temporary workaround
@@ -1999,6 +2015,14 @@ and is between 256 and 4096 characters. It is defined in the file
1999 force Enable ASPM even on devices that claim not to support it. 2015 force Enable ASPM even on devices that claim not to support it.
2000 WARNING: Forcing ASPM on may cause system lockups. 2016 WARNING: Forcing ASPM on may cause system lockups.
2001 2017
2018 pcie_pme= [PCIE,PM] Native PCIe PME signaling options:
2019 off Do not use native PCIe PME signaling.
2020 force Use native PCIe PME signaling even if the BIOS refuses
2021 to allow the kernel to control the relevant PCIe config
2022 registers.
2023 nomsi Do not use MSI for native PCIe PME signaling (this makes
2024 all PCIe root ports use INTx for everything).
2025
2002 pcmv= [HW,PCMCIA] BadgePAD 4 2026 pcmv= [HW,PCMCIA] BadgePAD 4
2003 2027
2004 pd. [PARIDE] 2028 pd. [PARIDE]
@@ -2704,6 +2728,13 @@ and is between 256 and 4096 characters. It is defined in the file
2704 medium is write-protected). 2728 medium is write-protected).
2705 Example: quirks=0419:aaf5:rl,0421:0433:rc 2729 Example: quirks=0419:aaf5:rl,0421:0433:rc
2706 2730
2731 userpte=
2732 [X86] Flags controlling user PTE allocations.
2733
2734 nohigh = do not allocate PTE pages in
2735 HIGHMEM regardless of setting
2736 of CONFIG_HIGHPTE.
2737
2707 vdso= [X86,SH] 2738 vdso= [X86,SH]
2708 vdso=2: enable compat VDSO (default with COMPAT_VDSO) 2739 vdso=2: enable compat VDSO (default with COMPAT_VDSO)
2709 vdso=1: enable VDSO (default) 2740 vdso=1: enable VDSO (default)