diff options
Diffstat (limited to 'Documentation/x86/x86_64')
| -rw-r--r-- | Documentation/x86/x86_64/boot-options.txt | 11 | ||||
| -rw-r--r-- | Documentation/x86/x86_64/mm.txt | 2 |
2 files changed, 1 insertions, 12 deletions
diff --git a/Documentation/x86/x86_64/boot-options.txt b/Documentation/x86/x86_64/boot-options.txt index f6d561a1a9b2..34c13040a718 100644 --- a/Documentation/x86/x86_64/boot-options.txt +++ b/Documentation/x86/x86_64/boot-options.txt @@ -79,17 +79,6 @@ Timing Report when timer interrupts are lost because some code turned off interrupts for too long. - nmi_watchdog=NUMBER[,panic] - NUMBER can be: - 0 don't use an NMI watchdog - 1 use the IO-APIC timer for the NMI watchdog - 2 use the local APIC for the NMI watchdog using a performance counter. Note - This will use one performance counter and the local APIC's performance - vector. - When panic is specified panic when an NMI watchdog timeout occurs. - This is useful when you use a panic=... timeout and need the box - quickly up again. - nohpet Don't use the HPET timer. diff --git a/Documentation/x86/x86_64/mm.txt b/Documentation/x86/x86_64/mm.txt index efce75097369..29b52b14d0b4 100644 --- a/Documentation/x86/x86_64/mm.txt +++ b/Documentation/x86/x86_64/mm.txt @@ -6,7 +6,7 @@ Virtual memory map with 4 level page tables: 0000000000000000 - 00007fffffffffff (=47 bits) user space, different per mm hole caused by [48:63] sign extension ffff800000000000 - ffff80ffffffffff (=40 bits) guard hole -ffff810000000000 - ffffc0ffffffffff (=46 bits) direct mapping of all phys. memory +ffff880000000000 - ffffc0ffffffffff (=57 TB) direct mapping of all phys. memory ffffc10000000000 - ffffc1ffffffffff (=40 bits) hole ffffc20000000000 - ffffe1ffffffffff (=45 bits) vmalloc/ioremap space ffffe20000000000 - ffffe2ffffffffff (=40 bits) virtual memory map (1TB) |