diff options
Diffstat (limited to 'arch/x86')
-rw-r--r-- | arch/x86/Kconfig.debug | 9 | ||||
-rw-r--r-- | arch/x86/include/asm/module.h | 7 | ||||
-rw-r--r-- | arch/x86/include/asm/page_32_types.h | 4 |
3 files changed, 1 insertions, 19 deletions
diff --git a/arch/x86/Kconfig.debug b/arch/x86/Kconfig.debug index badda8e20e78..7f1530838bc8 100644 --- a/arch/x86/Kconfig.debug +++ b/arch/x86/Kconfig.debug | |||
@@ -121,15 +121,6 @@ config DEBUG_NX_TEST | |||
121 | and the software setup of this feature. | 121 | and the software setup of this feature. |
122 | If in doubt, say "N" | 122 | If in doubt, say "N" |
123 | 123 | ||
124 | config 4KSTACKS | ||
125 | bool "Use 4Kb for kernel stacks instead of 8Kb" | ||
126 | depends on X86_32 | ||
127 | ---help--- | ||
128 | If you say Y here the kernel will use a 4Kb stacksize for the | ||
129 | kernel stack attached to each process/thread. This facilitates | ||
130 | running more threads on a system and also reduces the pressure | ||
131 | on the VM subsystem for higher order allocations. | ||
132 | |||
133 | config DOUBLEFAULT | 124 | config DOUBLEFAULT |
134 | default y | 125 | default y |
135 | bool "Enable doublefault exception handler" if EMBEDDED | 126 | bool "Enable doublefault exception handler" if EMBEDDED |
diff --git a/arch/x86/include/asm/module.h b/arch/x86/include/asm/module.h index 3e2ce58a31a3..67763c5d8b4e 100644 --- a/arch/x86/include/asm/module.h +++ b/arch/x86/include/asm/module.h | |||
@@ -60,12 +60,7 @@ | |||
60 | #endif | 60 | #endif |
61 | 61 | ||
62 | #ifdef CONFIG_X86_32 | 62 | #ifdef CONFIG_X86_32 |
63 | # ifdef CONFIG_4KSTACKS | 63 | # define MODULE_ARCH_VERMAGIC MODULE_PROC_FAMILY |
64 | # define MODULE_STACKSIZE "4KSTACKS " | ||
65 | # else | ||
66 | # define MODULE_STACKSIZE "" | ||
67 | # endif | ||
68 | # define MODULE_ARCH_VERMAGIC MODULE_PROC_FAMILY MODULE_STACKSIZE | ||
69 | #endif | 64 | #endif |
70 | 65 | ||
71 | #endif /* _ASM_X86_MODULE_H */ | 66 | #endif /* _ASM_X86_MODULE_H */ |
diff --git a/arch/x86/include/asm/page_32_types.h b/arch/x86/include/asm/page_32_types.h index 6f1b7331313f..ade619ff9e2a 100644 --- a/arch/x86/include/asm/page_32_types.h +++ b/arch/x86/include/asm/page_32_types.h | |||
@@ -15,11 +15,7 @@ | |||
15 | */ | 15 | */ |
16 | #define __PAGE_OFFSET _AC(CONFIG_PAGE_OFFSET, UL) | 16 | #define __PAGE_OFFSET _AC(CONFIG_PAGE_OFFSET, UL) |
17 | 17 | ||
18 | #ifdef CONFIG_4KSTACKS | ||
19 | #define THREAD_ORDER 0 | ||
20 | #else | ||
21 | #define THREAD_ORDER 1 | 18 | #define THREAD_ORDER 1 |
22 | #endif | ||
23 | #define THREAD_SIZE (PAGE_SIZE << THREAD_ORDER) | 19 | #define THREAD_SIZE (PAGE_SIZE << THREAD_ORDER) |
24 | 20 | ||
25 | #define STACKFAULT_STACK 0 | 21 | #define STACKFAULT_STACK 0 |