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authorLinus Torvalds <torvalds@linux-foundation.org>2009-05-25 15:50:32 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-05-25 15:50:32 -0700
commita0c1af135a93ee25b07cbc61762fb957fd2f3733 (patch)
treee1a9421514b570d2fbb7138afa618e9a02e582eb /Documentation
parent93c32483808c5d82c9bd1eef2208854a6d1326db (diff)
parent71c9d8b68b299bef614afc7907393564a9f1476f (diff)
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Merge branch 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: x86: Remove remap percpu allocator for the time being x86: cpa_flush_array wbinvd should be done on all CPUs x86: bugfix wbinvd() model check instead of family check x86: introduce noxsave boot parameter x86, setup: revert ACPI 3 E820 extended attributes support x86: DMI match for the Sony VGN-Z540N as it needs BIOS reboot
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/kernel-parameters.txt4
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index e87bdbf..fd5cac0 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1535,6 +1535,10 @@ and is between 256 and 4096 characters. It is defined in the file
register save and restore. The kernel will only save
legacy floating-point registers on task switch.
+ noxsave [BUGS=X86] Disables x86 extended register state save
+ and restore using xsave. The kernel will fallback to
+ enabling legacy floating-point and sse state.
+
nohlt [BUGS=ARM,SH] Tells the kernel that the sleep(SH) or
wfi(ARM) instruction doesn't work correctly and not to
use it. This is also useful when using JTAG debugger.