From 8d91c1e411f55d7ea91b1183a2e9f8088fb4d5be Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Tue, 15 Dec 2015 14:52:16 -0300 Subject: Linux-libre 4.3.2-gnu --- Documentation/kernel-parameters.txt | 57 ++++++++++++++++++++++++++++++------- 1 file changed, 46 insertions(+), 11 deletions(-) (limited to 'Documentation/kernel-parameters.txt') diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 8e379fae1..f81afd315 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -910,6 +910,8 @@ bytes respectively. Such letter suffixes can also be entirely omitted. Disable PIN 1 of APIC timer Can be useful to work around chipset bugs. + dis_ucode_ldr [X86] Disable the microcode loader. + dma_debug=off If the kernel is compiled with DMA_API_DEBUG support, this option disables the debugging code at boot. @@ -1315,6 +1317,10 @@ bytes respectively. Such letter suffixes can also be entirely omitted. , i8042.debug [HW] Toggle i8042 debug mode + i8042.unmask_kbd_data + [HW] Enable printing of interrupt data from the KBD port + (disabled by default, and as a pre-condition + requires that i8042.debug=1 be enabled) i8042.direct [HW] Put keyboard port into non-translated mode i8042.dumbkbd [HW] Pretend that controller can only read data from keyboard and cannot control its state @@ -2279,6 +2285,15 @@ bytes respectively. Such letter suffixes can also be entirely omitted. The default parameter value of '0' causes the kernel not to attempt recovery of lost locks. + nfs4.layoutstats_timer = + [NFSv4.2] Change the rate at which the kernel sends + layoutstats to the pNFS metadata server. + + Setting this to value to 0 causes the kernel to use + whatever value is the default set by the layout + driver. A non-zero value sets the minimum interval + in seconds between layoutstats transmissions. + nfsd.nfs4_disable_idmapping= [NFSv4] When set to the default of '1', the NFSv4 server will return only numeric uids and gids to @@ -3135,22 +3150,35 @@ bytes respectively. Such letter suffixes can also be entirely omitted. in a given burst of a callback-flood test. rcutorture.fqs_duration= [KNL] - Set duration of force_quiescent_state bursts. + Set duration of force_quiescent_state bursts + in microseconds. rcutorture.fqs_holdoff= [KNL] - Set holdoff time within force_quiescent_state bursts. + Set holdoff time within force_quiescent_state bursts + in microseconds. rcutorture.fqs_stutter= [KNL] - Set wait time between force_quiescent_state bursts. + Set wait time between force_quiescent_state bursts + in seconds. + + rcutorture.gp_cond= [KNL] + Use conditional/asynchronous update-side + primitives, if available. rcutorture.gp_exp= [KNL] - Use expedited update-side primitives. + Use expedited update-side primitives, if available. rcutorture.gp_normal= [KNL] - Use normal (non-expedited) update-side primitives. - If both gp_exp and gp_normal are set, do both. - If neither gp_exp nor gp_normal are set, still - do both. + Use normal (non-expedited) asynchronous + update-side primitives, if available. + + rcutorture.gp_sync= [KNL] + Use normal (non-expedited) synchronous + update-side primitives, if available. If all + of rcutorture.gp_cond=, rcutorture.gp_exp=, + rcutorture.gp_normal=, and rcutorture.gp_sync= + are zero, rcutorture acts as if is interpreted + they are all non-zero. rcutorture.n_barrier_cbs= [KNL] Set callbacks/threads for rcu_barrier() testing. @@ -3177,9 +3205,6 @@ bytes respectively. Such letter suffixes can also be entirely omitted. Set time (s) between CPU-hotplug operations, or zero to disable CPU-hotplug testing. - rcutorture.torture_runnable= [BOOT] - Start rcutorture running at boot time. - rcutorture.shuffle_interval= [KNL] Set task-shuffle interval (s). Shuffling tasks allows some CPUs to go into dyntick-idle mode @@ -3220,6 +3245,9 @@ bytes respectively. Such letter suffixes can also be entirely omitted. Test RCU's dyntick-idle handling. See also the rcutorture.shuffle_interval parameter. + rcutorture.torture_runnable= [BOOT] + Start rcutorture running at boot time. + rcutorture.torture_type= [KNL] Specify the RCU implementation to test. @@ -4081,6 +4109,13 @@ bytes respectively. Such letter suffixes can also be entirely omitted. plus one apbt timer for broadcast timer. x86_intel_mid_timer=apbt_only | lapic_and_apbt + xen_512gb_limit [KNL,X86-64,XEN] + Restricts the kernel running paravirtualized under Xen + to use only up to 512 GB of RAM. The reason to do so is + crash analysis tools and Xen tools for doing domain + save/restore/migration must be enabled to handle larger + domains. + xen_emul_unplug= [HW,X86,XEN] Unplug Xen emulated devices Format: [unplug0,][unplug1] -- cgit v1.2.3-54-g00ecf