| Kconfig (1ed7d32763857fbdc8e406352404538e41050d22) | Kconfig (7744ccdbc16f0ac4adae21b3678af93775b3a386) |
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| 1# Select 32 or 64 bit 2config 64BIT 3 bool "64-bit kernel" if ARCH = "x86" 4 default ARCH != "i386" 5 ---help--- 6 Say yes to build a 64-bit kernel - formerly known as x86_64 7 Say no to build a 32-bit kernel - formerly known as i386 8 --- 1401 unchanged lines hidden (view full) --- 1410 def_bool y 1411 depends on X86_64 && !DEBUG_PAGEALLOC && !KMEMCHECK 1412 ---help--- 1413 Certain kernel features effectively disable kernel 1414 linear 1 GB mappings (even if the CPU otherwise 1415 supports them), so don't confuse the user by printing 1416 that we have them enabled. 1417 | 1# Select 32 or 64 bit 2config 64BIT 3 bool "64-bit kernel" if ARCH = "x86" 4 default ARCH != "i386" 5 ---help--- 6 Say yes to build a 64-bit kernel - formerly known as x86_64 7 Say no to build a 32-bit kernel - formerly known as i386 8 --- 1401 unchanged lines hidden (view full) --- 1410 def_bool y 1411 depends on X86_64 && !DEBUG_PAGEALLOC && !KMEMCHECK 1412 ---help--- 1413 Certain kernel features effectively disable kernel 1414 linear 1 GB mappings (even if the CPU otherwise 1415 supports them), so don't confuse the user by printing 1416 that we have them enabled. 1417 |
| 1418config ARCH_HAS_MEM_ENCRYPT 1419 def_bool y 1420 1421config AMD_MEM_ENCRYPT 1422 bool "AMD Secure Memory Encryption (SME) support" 1423 depends on X86_64 && CPU_SUP_AMD 1424 ---help--- 1425 Say yes to enable support for the encryption of system memory. 1426 This requires an AMD processor that supports Secure Memory 1427 Encryption (SME). 1428 1429config AMD_MEM_ENCRYPT_ACTIVE_BY_DEFAULT 1430 bool "Activate AMD Secure Memory Encryption (SME) by default" 1431 default y 1432 depends on AMD_MEM_ENCRYPT 1433 ---help--- 1434 Say yes to have system memory encrypted by default if running on 1435 an AMD processor that supports Secure Memory Encryption (SME). 1436 1437 If set to Y, then the encryption of system memory can be 1438 deactivated with the mem_encrypt=off command line option. 1439 1440 If set to N, then the encryption of system memory can be 1441 activated with the mem_encrypt=on command line option. 1442 |
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| 1418# Common NUMA Features 1419config NUMA 1420 bool "Numa Memory Allocation and Scheduler Support" 1421 depends on SMP 1422 depends on X86_64 || (X86_32 && HIGHMEM64G && X86_BIGSMP) 1423 default y if X86_BIGSMP 1424 ---help--- 1425 Enable NUMA (Non Uniform Memory Access) support. --- 1398 unchanged lines hidden --- | 1443# Common NUMA Features 1444config NUMA 1445 bool "Numa Memory Allocation and Scheduler Support" 1446 depends on SMP 1447 depends on X86_64 || (X86_32 && HIGHMEM64G && X86_BIGSMP) 1448 default y if X86_BIGSMP 1449 ---help--- 1450 Enable NUMA (Non Uniform Memory Access) support. --- 1398 unchanged lines hidden --- |