]>
Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | # |
2 | # For a description of the syntax of this configuration file, | |
3 | # see Documentation/kbuild/kconfig-language.txt. | |
4 | # | |
5 | ||
6 | mainmenu "IA-64 Linux Kernel Configuration" | |
7 | ||
8 | source "init/Kconfig" | |
9 | ||
10 | menu "Processor type and features" | |
11 | ||
12 | config IA64 | |
13 | bool | |
06f87adf LB |
14 | select PCI if (!IA64_HP_SIM) |
15 | select ACPI if (!IA64_HP_SIM) | |
8140a90e | 16 | select PM if (!IA64_HP_SIM) |
f282b970 | 17 | select ARCH_SUPPORTS_MSI |
1da177e4 LT |
18 | default y |
19 | help | |
20 | The Itanium Processor Family is Intel's 64-bit successor to | |
21 | the 32-bit X86 line. The IA-64 Linux project has a home | |
22 | page at <http://www.linuxia64.org/> and a mailing list at | |
23 | <linux-ia64@vger.kernel.org>. | |
24 | ||
25 | config 64BIT | |
26 | bool | |
9f271d57 | 27 | select ATA_NONSTANDARD if ATA |
1da177e4 LT |
28 | default y |
29 | ||
66701b14 | 30 | config ZONE_DMA |
09ae1f58 CL |
31 | def_bool y |
32 | depends on !IA64_SGI_SN2 | |
66701b14 | 33 | |
1da177e4 LT |
34 | config MMU |
35 | bool | |
36 | default y | |
37 | ||
6c654b5f JL |
38 | config SWIOTLB |
39 | bool | |
6c654b5f | 40 | |
1da177e4 LT |
41 | config RWSEM_XCHGADD_ALGORITHM |
42 | bool | |
43 | default y | |
44 | ||
f0d1b0b3 DH |
45 | config ARCH_HAS_ILOG2_U32 |
46 | bool | |
47 | default n | |
48 | ||
49 | config ARCH_HAS_ILOG2_U64 | |
50 | bool | |
51 | default n | |
52 | ||
2875aef8 AM |
53 | config GENERIC_FIND_NEXT_BIT |
54 | bool | |
55 | default y | |
56 | ||
1da177e4 LT |
57 | config GENERIC_CALIBRATE_DELAY |
58 | bool | |
59 | default y | |
60 | ||
61 | config TIME_INTERPOLATION | |
62 | bool | |
63 | default y | |
64 | ||
3ed3bce8 MD |
65 | config DMI |
66 | bool | |
67 | default y | |
68 | ||
1da177e4 LT |
69 | config EFI |
70 | bool | |
71 | default y | |
72 | ||
73 | config GENERIC_IOMAP | |
74 | bool | |
75 | default y | |
76 | ||
7d12e522 AB |
77 | config SCHED_NO_NO_OMIT_FRAME_POINTER |
78 | bool | |
79 | default y | |
80 | ||
f14f75b8 JS |
81 | config IA64_UNCACHED_ALLOCATOR |
82 | bool | |
83 | select GENERIC_ALLOCATOR | |
84 | ||
e65e1fc2 AV |
85 | config AUDIT_ARCH |
86 | bool | |
87 | default y | |
88 | ||
1da177e4 LT |
89 | choice |
90 | prompt "System type" | |
91 | default IA64_GENERIC | |
92 | ||
93 | config IA64_GENERIC | |
94 | bool "generic" | |
95 | select NUMA | |
96 | select ACPI_NUMA | |
d1598e05 | 97 | select SWIOTLB |
1da177e4 LT |
98 | help |
99 | This selects the system type of your hardware. A "generic" kernel | |
100 | will run on any supported IA-64 system. However, if you configure | |
101 | a kernel for your specific system, it will be faster and smaller. | |
102 | ||
103 | generic For any supported IA-64 system | |
104 | DIG-compliant For DIG ("Developer's Interface Guide") compliant systems | |
105 | HP-zx1/sx1000 For HP systems | |
106 | HP-zx1/sx1000+swiotlb For HP systems with (broken) DMA-constrained devices. | |
107 | SGI-SN2 For SGI Altix systems | |
108 | Ski-simulator For the HP simulator <http://www.hpl.hp.com/research/linux/ski/> | |
109 | ||
110 | If you don't know what to do, choose "generic". | |
111 | ||
112 | config IA64_DIG | |
113 | bool "DIG-compliant" | |
d1598e05 | 114 | select SWIOTLB |
1da177e4 LT |
115 | |
116 | config IA64_HP_ZX1 | |
117 | bool "HP-zx1/sx1000" | |
118 | help | |
119 | Build a kernel that runs on HP zx1 and sx1000 systems. This adds | |
120 | support for the HP I/O MMU. | |
121 | ||
122 | config IA64_HP_ZX1_SWIOTLB | |
123 | bool "HP-zx1/sx1000 with software I/O TLB" | |
d1598e05 | 124 | select SWIOTLB |
1da177e4 LT |
125 | help |
126 | Build a kernel that runs on HP zx1 and sx1000 systems even when they | |
127 | have broken PCI devices which cannot DMA to full 32 bits. Apart | |
128 | from support for the HP I/O MMU, this includes support for the software | |
129 | I/O TLB, which allows supporting the broken devices at the expense of | |
130 | wasting some kernel memory (about 2MB by default). | |
131 | ||
132 | config IA64_SGI_SN2 | |
133 | bool "SGI-SN2" | |
134 | help | |
135 | Selecting this option will optimize the kernel for use on sn2 based | |
136 | systems, but the resulting kernel binary will not run on other | |
137 | types of ia64 systems. If you have an SGI Altix system, it's safe | |
138 | to select this option. If in doubt, select ia64 generic support | |
139 | instead. | |
140 | ||
141 | config IA64_HP_SIM | |
142 | bool "Ski-simulator" | |
d1598e05 | 143 | select SWIOTLB |
1da177e4 LT |
144 | |
145 | endchoice | |
146 | ||
147 | choice | |
148 | prompt "Processor type" | |
149 | default ITANIUM | |
150 | ||
151 | config ITANIUM | |
152 | bool "Itanium" | |
153 | help | |
154 | Select your IA-64 processor type. The default is Itanium. | |
155 | This choice is safe for all IA-64 systems, but may not perform | |
156 | optimally on systems with, say, Itanium 2 or newer processors. | |
157 | ||
158 | config MCKINLEY | |
159 | bool "Itanium 2" | |
160 | help | |
161 | Select this to configure for an Itanium 2 (McKinley) processor. | |
162 | ||
163 | endchoice | |
164 | ||
165 | choice | |
166 | prompt "Kernel page size" | |
167 | default IA64_PAGE_SIZE_16KB | |
168 | ||
169 | config IA64_PAGE_SIZE_4KB | |
170 | bool "4KB" | |
171 | help | |
172 | This lets you select the page size of the kernel. For best IA-64 | |
173 | performance, a page size of 8KB or 16KB is recommended. For best | |
174 | IA-32 compatibility, a page size of 4KB should be selected (the vast | |
175 | majority of IA-32 binaries work perfectly fine with a larger page | |
176 | size). For Itanium 2 or newer systems, a page size of 64KB can also | |
177 | be selected. | |
178 | ||
179 | 4KB For best IA-32 compatibility | |
180 | 8KB For best IA-64 performance | |
181 | 16KB For best IA-64 performance | |
182 | 64KB Requires Itanium 2 or newer processor. | |
183 | ||
184 | If you don't know what to do, choose 16KB. | |
185 | ||
186 | config IA64_PAGE_SIZE_8KB | |
187 | bool "8KB" | |
188 | ||
189 | config IA64_PAGE_SIZE_16KB | |
190 | bool "16KB" | |
191 | ||
192 | config IA64_PAGE_SIZE_64KB | |
193 | depends on !ITANIUM | |
194 | bool "64KB" | |
195 | ||
196 | endchoice | |
197 | ||
837cd0bd RH |
198 | choice |
199 | prompt "Page Table Levels" | |
200 | default PGTABLE_3 | |
201 | ||
202 | config PGTABLE_3 | |
203 | bool "3 Levels" | |
204 | ||
205 | config PGTABLE_4 | |
206 | depends on !IA64_PAGE_SIZE_64KB | |
207 | bool "4 Levels" | |
208 | ||
209 | endchoice | |
210 | ||
b5d23e5b CL |
211 | source kernel/Kconfig.hz |
212 | ||
1da177e4 LT |
213 | config IA64_BRL_EMU |
214 | bool | |
215 | depends on ITANIUM | |
216 | default y | |
217 | ||
218 | # align cache-sensitive data to 128 bytes | |
219 | config IA64_L1_CACHE_SHIFT | |
220 | int | |
221 | default "7" if MCKINLEY | |
222 | default "6" if ITANIUM | |
223 | ||
1da177e4 LT |
224 | config IA64_CYCLONE |
225 | bool "Cyclone (EXA) Time Source support" | |
226 | help | |
227 | Say Y here to enable support for IBM EXA Cyclone time source. | |
228 | If you're unsure, answer N. | |
229 | ||
230 | config IOSAPIC | |
231 | bool | |
232 | depends on !IA64_HP_SIM | |
233 | default y | |
234 | ||
b0d82bd5 DN |
235 | config IA64_SGI_SN_XP |
236 | tristate "Support communication between SGI SSIs" | |
f79b3488 | 237 | depends on IA64_GENERIC || IA64_SGI_SN2 |
65ed0b33 | 238 | select IA64_UNCACHED_ALLOCATOR |
b0d82bd5 DN |
239 | help |
240 | An SGI machine can be divided into multiple Single System | |
241 | Images which act independently of each other and have | |
242 | hardware based memory protection from the others. Enabling | |
243 | this feature will allow for direct communication between SSIs | |
244 | based on a network adapter and DMA messaging. | |
245 | ||
1da177e4 | 246 | config FORCE_MAX_ZONEORDER |
da9577c5 BP |
247 | int "MAX_ORDER (11 - 17)" if !HUGETLB_PAGE |
248 | range 11 17 if !HUGETLB_PAGE | |
249 | default "17" if HUGETLB_PAGE | |
250 | default "11" | |
1da177e4 LT |
251 | |
252 | config SMP | |
253 | bool "Symmetric multi-processing support" | |
254 | help | |
255 | This enables support for systems with more than one CPU. If you have | |
256 | a system with only one CPU, say N. If you have a system with more | |
257 | than one CPU, say Y. | |
258 | ||
259 | If you say N here, the kernel will run on single and multiprocessor | |
260 | systems, but will use only one CPU of a multiprocessor system. If | |
261 | you say Y here, the kernel will run on many, but not all, | |
262 | single processor systems. On a single processor system, the kernel | |
263 | will run faster if you say N here. | |
264 | ||
265 | See also the <file:Documentation/smp.txt> and the SMP-HOWTO | |
266 | available at <http://www.tldp.org/docs.html#howto>. | |
267 | ||
268 | If you don't know what to do here, say N. | |
269 | ||
270 | config NR_CPUS | |
54703d36 JS |
271 | int "Maximum number of CPUs (2-1024)" |
272 | range 2 1024 | |
1da177e4 | 273 | depends on SMP |
c57d68ca | 274 | default "1024" |
1da177e4 LT |
275 | help |
276 | You should set this to the number of CPUs in your system, but | |
277 | keep in mind that a kernel compiled for, e.g., 2 CPUs will boot but | |
278 | only use 2 CPUs on a >2 CPU system. Setting this to a value larger | |
279 | than 64 will cause the use of a CPU mask array, causing a small | |
280 | performance hit. | |
281 | ||
282 | config HOTPLUG_CPU | |
283 | bool "Support for hot-pluggable CPUs (EXPERIMENTAL)" | |
284 | depends on SMP && EXPERIMENTAL | |
285 | select HOTPLUG | |
286 | default n | |
287 | ---help--- | |
288 | Say Y here to experiment with turning CPUs off and on. CPUs | |
289 | can be controlled through /sys/devices/system/cpu/cpu#. | |
290 | Say N if you want to disable CPU hotplug. | |
291 | ||
cc57637b YG |
292 | config ARCH_ENABLE_MEMORY_HOTPLUG |
293 | def_bool y | |
294 | ||
7a9bdd88 SS |
295 | config SCHED_SMT |
296 | bool "SMT scheduler support" | |
297 | depends on SMP | |
7a9bdd88 SS |
298 | help |
299 | Improves the CPU scheduler's decision making when dealing with | |
300 | Intel IA64 chips with MultiThreading at a cost of slightly increased | |
301 | overhead in some places. If unsure say N here. | |
302 | ||
ff741906 AR |
303 | config PERMIT_BSP_REMOVE |
304 | bool "Support removal of Bootstrap Processor" | |
305 | depends on HOTPLUG_CPU | |
306 | default n | |
307 | ---help--- | |
308 | Say Y here if your platform SAL will support removal of BSP with HOTPLUG_CPU | |
309 | support. | |
310 | ||
311 | config FORCE_CPEI_RETARGET | |
312 | bool "Force assumption that CPEI can be re-targetted" | |
313 | depends on PERMIT_BSP_REMOVE | |
314 | default n | |
315 | ---help--- | |
316 | Say Y if you need to force the assumption that CPEI can be re-targetted to | |
317 | any cpu in the system. This hint is available via ACPI 3.0 specifications. | |
318 | Tiger4 systems are capable of re-directing CPEI to any CPU other than BSP. | |
319 | This option it useful to enable this feature on older BIOS's as well. | |
320 | You can also enable this by using boot command line option force_cpei=1. | |
321 | ||
1da177e4 LT |
322 | config PREEMPT |
323 | bool "Preemptible Kernel" | |
324 | help | |
325 | This option reduces the latency of the kernel when reacting to | |
326 | real-time or interactive events by allowing a low priority process to | |
327 | be preempted even if it is in kernel mode executing a system call. | |
328 | This allows applications to run more reliably even when the system is | |
329 | under load. | |
330 | ||
331 | Say Y here if you are building a kernel for a desktop, embedded | |
332 | or real-time system. Say N if you are unsure. | |
333 | ||
3f22ab27 DH |
334 | source "mm/Kconfig" |
335 | ||
da9577c5 BP |
336 | config ARCH_SELECT_MEMORY_MODEL |
337 | def_bool y | |
338 | ||
339 | config ARCH_DISCONTIGMEM_ENABLE | |
340 | def_bool y | |
341 | help | |
342 | Say Y to support efficient handling of discontiguous physical memory, | |
343 | for architectures which are either NUMA (Non-Uniform Memory Access) | |
344 | or have huge holes in the physical address space for other reasons. | |
345 | See <file:Documentation/vm/numa> for more. | |
346 | ||
347 | config ARCH_FLATMEM_ENABLE | |
348 | def_bool y | |
349 | ||
350 | config ARCH_SPARSEMEM_ENABLE | |
351 | def_bool y | |
352 | depends on ARCH_DISCONTIGMEM_ENABLE | |
353 | ||
354 | config ARCH_DISCONTIGMEM_DEFAULT | |
355 | def_bool y if (IA64_SGI_SN2 || IA64_GENERIC || IA64_HP_ZX1 || IA64_HP_ZX1_SWIOTLB) | |
356 | depends on ARCH_DISCONTIGMEM_ENABLE | |
357 | ||
358 | config NUMA | |
359 | bool "NUMA support" | |
360 | depends on !IA64_HP_SIM && !FLATMEM | |
361 | default y if IA64_SGI_SN2 | |
6c33eb39 | 362 | select ACPI_NUMA if ACPI |
da9577c5 BP |
363 | help |
364 | Say Y to compile the kernel to support NUMA (Non-Uniform Memory | |
365 | Access). This option is for configuring high-end multiprocessor | |
366 | server systems. If in doubt, say N. | |
367 | ||
c80d79d7 YG |
368 | config NODES_SHIFT |
369 | int "Max num nodes shift(3-10)" | |
370 | range 3 10 | |
c57d68ca | 371 | default "10" |
c80d79d7 YG |
372 | depends on NEED_MULTIPLE_NODES |
373 | help | |
374 | This option specifies the maximum number of nodes in your SSI system. | |
375 | MAX_NUMNODES will be 2^(This value). | |
376 | If in doubt, use the default. | |
377 | ||
05e0caad MG |
378 | config ARCH_POPULATES_NODE_MAP |
379 | def_bool y | |
380 | ||
da9577c5 BP |
381 | # VIRTUAL_MEM_MAP and FLAT_NODE_MEM_MAP are functionally equivalent. |
382 | # VIRTUAL_MEM_MAP has been retained for historical reasons. | |
383 | config VIRTUAL_MEM_MAP | |
384 | bool "Virtual mem map" | |
385 | depends on !SPARSEMEM | |
386 | default y if !IA64_HP_SIM | |
387 | help | |
388 | Say Y to compile the kernel with support for a virtual mem map. | |
389 | This code also only takes effect if a memory hole of greater than | |
390 | 1 Gb is found during boot. You must turn this option on if you | |
391 | require the DISCONTIGMEM option for your machine. If you are | |
392 | unsure, say Y. | |
393 | ||
394 | config HOLES_IN_ZONE | |
395 | bool | |
396 | default y if VIRTUAL_MEM_MAP | |
397 | ||
398 | config HAVE_ARCH_EARLY_PFN_TO_NID | |
399 | def_bool y | |
400 | depends on NEED_MULTIPLE_NODES | |
401 | ||
10ad400b YG |
402 | config HAVE_ARCH_NODEDATA_EXTENSION |
403 | def_bool y | |
404 | depends on NUMA | |
405 | ||
1da177e4 LT |
406 | config IA32_SUPPORT |
407 | bool "Support for Linux/x86 binaries" | |
408 | help | |
409 | IA-64 processors can execute IA-32 (X86) instructions. By | |
410 | saying Y here, the kernel will include IA-32 system call | |
411 | emulation support which makes it possible to transparently | |
412 | run IA-32 Linux binaries on an IA-64 Linux system. | |
413 | If in doubt, say Y. | |
414 | ||
415 | config COMPAT | |
416 | bool | |
417 | depends on IA32_SUPPORT | |
418 | default y | |
419 | ||
420 | config IA64_MCA_RECOVERY | |
421 | tristate "MCA recovery from errors other than TLB." | |
422 | ||
423 | config PERFMON | |
424 | bool "Performance monitor support" | |
425 | help | |
426 | Selects whether support for the IA-64 performance monitor hardware | |
427 | is included in the kernel. This makes some kernel data-structures a | |
428 | little bigger and slows down execution a bit, but it is generally | |
429 | a good idea to turn this on. If you're unsure, say Y. | |
430 | ||
431 | config IA64_PALINFO | |
432 | tristate "/proc/pal support" | |
433 | help | |
434 | If you say Y here, you are able to get PAL (Processor Abstraction | |
435 | Layer) information in /proc/pal. This contains useful information | |
436 | about the processors in your systems, such as cache and TLB sizes | |
437 | and the PAL firmware version in use. | |
438 | ||
439 | To use this option, you have to ensure that the "/proc file system | |
440 | support" (CONFIG_PROC_FS) is enabled, too. | |
441 | ||
e9ef08bd FY |
442 | config IA64_MC_ERR_INJECT |
443 | tristate "MC error injection support" | |
444 | help | |
445 | Selets whether support for MC error injection. By enabling the | |
446 | support, kernel provide sysfs interface for user application to | |
447 | call MC error injection PAL procedure to inject various errors. | |
448 | This is a useful tool for MCA testing. | |
449 | ||
450 | If you're unsure, do not select this option. | |
451 | ||
466575f4 JS |
452 | config SGI_SN |
453 | def_bool y if (IA64_SGI_SN2 || IA64_GENERIC) | |
454 | ||
2ab561a1 DMT |
455 | config IA64_ESI |
456 | bool "ESI (Extensible SAL Interface) support" | |
457 | help | |
458 | If you say Y here, support is built into the kernel to | |
459 | make ESI calls. ESI calls are used to support vendor-specific | |
460 | firmware extensions, such as the ability to inject memory-errors | |
461 | for test-purposes. If you're unsure, say N. | |
462 | ||
c1311af1 BC |
463 | source "drivers/sn/Kconfig" |
464 | ||
a7956113 ZN |
465 | config KEXEC |
466 | bool "kexec system call (EXPERIMENTAL)" | |
467 | depends on EXPERIMENTAL && !IA64_HP_SIM && (!SMP || HOTPLUG_CPU) | |
468 | help | |
469 | kexec is a system call that implements the ability to shutdown your | |
470 | current kernel, and to start another kernel. It is like a reboot | |
3dde6ad8 | 471 | but it is independent of the system firmware. And like a reboot |
a7956113 ZN |
472 | you can start any kernel with it, not just Linux. |
473 | ||
474 | The name comes from the similiarity to the exec system call. | |
475 | ||
476 | It is an ongoing process to be certain the hardware in a machine | |
477 | is properly shutdown, so do not be surprised if this code does not | |
478 | initially work for you. It may help to enable device hotplugging | |
479 | support. As of this writing the exact hardware interface is | |
480 | strongly in flux, so no good recommendation can be made. | |
481 | ||
482 | config CRASH_DUMP | |
483 | bool "kernel crash dumps (EXPERIMENTAL)" | |
484 | depends on EXPERIMENTAL && IA64_MCA_RECOVERY && !IA64_HP_SIM && (!SMP || HOTPLUG_CPU) | |
485 | help | |
486 | Generate crash dump after being started by kexec. | |
487 | ||
1da177e4 LT |
488 | source "drivers/firmware/Kconfig" |
489 | ||
490 | source "fs/Kconfig.binfmt" | |
491 | ||
492 | endmenu | |
493 | ||
494 | menu "Power management and ACPI" | |
495 | ||
eb7b6b32 | 496 | source "kernel/power/Kconfig" |
1da177e4 LT |
497 | |
498 | source "drivers/acpi/Kconfig" | |
499 | ||
4db8699b VP |
500 | if PM |
501 | ||
502 | source "arch/ia64/kernel/cpufreq/Kconfig" | |
503 | ||
504 | endif | |
505 | ||
1da177e4 LT |
506 | endmenu |
507 | ||
508 | if !IA64_HP_SIM | |
509 | ||
510 | menu "Bus options (PCI, PCMCIA)" | |
511 | ||
512 | config PCI | |
513 | bool "PCI support" | |
514 | help | |
85f265d8 CH |
515 | Real IA-64 machines all have PCI/PCI-X/PCI Express busses. Say Y |
516 | here unless you are using a simulator without PCI support. | |
1da177e4 LT |
517 | |
518 | config PCI_DOMAINS | |
519 | bool | |
520 | default PCI | |
521 | ||
b7bb575c KK |
522 | source "drivers/pci/pcie/Kconfig" |
523 | ||
1da177e4 LT |
524 | source "drivers/pci/Kconfig" |
525 | ||
526 | source "drivers/pci/hotplug/Kconfig" | |
527 | ||
528 | source "drivers/pcmcia/Kconfig" | |
529 | ||
530 | endmenu | |
531 | ||
532 | endif | |
533 | ||
d5950b43 SR |
534 | source "net/Kconfig" |
535 | ||
1da177e4 LT |
536 | source "drivers/Kconfig" |
537 | ||
1a4b0fc5 JS |
538 | config MSPEC |
539 | tristate "Memory special operations driver" | |
540 | depends on IA64 | |
541 | select IA64_UNCACHED_ALLOCATOR | |
542 | help | |
543 | If you have an ia64 and you want to enable memory special | |
544 | operations support (formerly known as fetchop), say Y here, | |
545 | otherwise say N. | |
546 | ||
1da177e4 LT |
547 | source "fs/Kconfig" |
548 | ||
549 | source "lib/Kconfig" | |
550 | ||
551 | # | |
552 | # Use the generic interrupt handling code in kernel/irq/: | |
553 | # | |
554 | config GENERIC_HARDIRQS | |
555 | bool | |
556 | default y | |
557 | ||
558 | config GENERIC_IRQ_PROBE | |
559 | bool | |
560 | default y | |
561 | ||
54d5d424 AR |
562 | config GENERIC_PENDING_IRQ |
563 | bool | |
564 | depends on GENERIC_HARDIRQS && SMP | |
565 | default y | |
566 | ||
0d7012a9 IM |
567 | config IRQ_PER_CPU |
568 | bool | |
569 | default y | |
570 | ||
1da177e4 LT |
571 | source "arch/ia64/hp/sim/Kconfig" |
572 | ||
cd6b0762 PP |
573 | menu "Instrumentation Support" |
574 | depends on EXPERIMENTAL | |
575 | ||
1da177e4 LT |
576 | source "arch/ia64/oprofile/Kconfig" |
577 | ||
cd6b0762 PP |
578 | config KPROBES |
579 | bool "Kprobes (EXPERIMENTAL)" | |
3a872d89 | 580 | depends on KALLSYMS && EXPERIMENTAL && MODULES |
cd6b0762 PP |
581 | help |
582 | Kprobes allows you to trap at almost any kernel address and | |
583 | execute a callback function. register_kprobe() establishes | |
584 | a probepoint and specifies the callback. Kprobes is useful | |
585 | for kernel debugging, non-intrusive instrumentation and testing. | |
586 | If in doubt, say "N". | |
587 | endmenu | |
588 | ||
1da177e4 LT |
589 | source "arch/ia64/Kconfig.debug" |
590 | ||
591 | source "security/Kconfig" | |
592 | ||
593 | source "crypto/Kconfig" |