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authorLinus Torvalds <torvalds@linux-foundation.org>2016-10-10 11:01:51 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-10-10 11:01:51 -0700
commit93c26d7dc02380fe11e57ff0d152368743762169 (patch)
tree5234bc86561c6b8c7fd698a2d456add3c960db1f /Documentation/kernel-parameters.txt
parent5fa0eb0b4d4780fbd6d8a09850cc4fd539e9fe65 (diff)
parent6679dac513fd612f34d3a3d99d7b84ed6d5eb5cc (diff)
downloadlinux-aarch64-93c26d7dc02380fe11e57ff0d152368743762169.tar.gz
Merge branch 'mm-pkeys-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull protection keys syscall interface from Thomas Gleixner: "This is the final step of Protection Keys support which adds the syscalls so user space can actually allocate keys and protect memory areas with them. Details and usage examples can be found in the documentation. The mm side of this has been acked by Mel" * 'mm-pkeys-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/pkeys: Update documentation x86/mm/pkeys: Do not skip PKRU register if debug registers are not used x86/pkeys: Fix pkeys build breakage for some non-x86 arches x86/pkeys: Add self-tests x86/pkeys: Allow configuration of init_pkru x86/pkeys: Default to a restrictive init PKRU pkeys: Add details of system call use to Documentation/ generic syscalls: Wire up memory protection keys syscalls x86: Wire up protection keys system calls x86/pkeys: Allocation/free syscalls x86/pkeys: Make mprotect_key() mask off additional vm_flags mm: Implement new pkey_mprotect() system call x86/pkeys: Add fault handling for PF_PK page fault bit
Diffstat (limited to 'Documentation/kernel-parameters.txt')
-rw-r--r--Documentation/kernel-parameters.txt5
1 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index ec8d81417dc8..705fb915cbf7 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1666,6 +1666,11 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
initrd= [BOOT] Specify the location of the initial ramdisk
+ init_pkru= [x86] Specify the default memory protection keys rights
+ register contents for all processes. 0x55555554 by
+ default (disallow access to all but pkey 0). Can
+ override in debugfs after boot.
+
inport.irq= [HW] Inport (ATI XL and Microsoft) busmouse driver
Format: <irq>