See Documentation/block/as-iosched.txt and
Documentation/block/deadline-iosched.txt for details.
- elfcorehdr= [IA-32]
+ elfcorehdr= [IA-32, X86_64]
Specifies physical address of start of kernel core
- image elf header.
- See Documentation/kdump.txt for details.
+ image elf header. Generally kexec loader will
+ pass this option to capture kernel.
+ See Documentation/kdump/kdump.txt for details.
enforcing [SELINUX] Set initial enforcing status.
Format: {"0" | "1"}
inport.irq= [HW] Inport (ATI XL and Microsoft) busmouse driver
Format: <irq>
+ combined_mode= [HW] control which driver uses IDE ports in combined
+ mode: legacy IDE driver, libata, or both
+ (in the libata case, libata.atapi_enabled=1 may be
+ useful as well). Note that using the ide or libata
+ options may affect your device naming (e.g. by
+ changing hdc to sdb).
+ Format: combined (default), ide, or libata
+
inttest= [IA64]
io7= [HW] IO7 for Marvel based alpha systems
mem=nopentium [BUGS=IA-32] Disable usage of 4MB pages for kernel
memory.
- memmap=exactmap [KNL,IA-32] Enable setting of an exact
+ memmap=exactmap [KNL,IA-32,X86_64] Enable setting of an exact
E820 memory map, as specified by the user.
Such memmap=exactmap lines can be constructed based on
BIOS output or other requirements. See the memmap=nn@ss
nfsroot= [NFS] nfs root filesystem for disk-less boxes.
See Documentation/nfsroot.txt.
+ nfs.callback_tcpport=
+ [NFS] set the TCP port on which the NFSv4 callback
+ channel should listen.
+
+ nfs.idmap_cache_timeout=
+ [NFS] set the maximum lifetime for idmapper cache
+ entries.
+
nmi_watchdog= [KNL,BUGS=IA-32] Debugging features for SMP kernels
no387 [BUGS=IA-32] Tells the kernel to use the 387 maths
nowb [ARM]
+ nr_uarts= [SERIAL] maximum number of UARTs to be registered.
+
opl3= [HW,OSS]
Format: <io>