diff options
| author |   Stefan Richter <stefanr@s5r6.in-berlin.de> | 2008-06-05 22:47:13 +0200 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2008-06-05 14:21:45 -0700 |
| commit | 16104b5504fa8be130f7f127a5a1c7dd774efc44 (patch) | |
| tree | 78e7aa946b9144302324d4e1ab20dab36b1a488d /arch/x86/Kconfig.debug | |
| parent | FRV: ip_fast_csum() requires a memory clobber on its inline asm (diff) | |
| download | linux-dev-16104b5504fa8be130f7f127a5a1c7dd774efc44.tar.xz linux-dev-16104b5504fa8be130f7f127a5a1c7dd774efc44.zip | |
x86: fix CONFIG_NONPROMISC_DEVMEM prompt and help text
Here is an attempt to translate the prompt and help text into something
which is legible and, as a bonus, correct.
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/x86/Kconfig.debug')
| -rw-r--r-- | arch/x86/Kconfig.debug | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/arch/x86/Kconfig.debug b/arch/x86/Kconfig.debug index ac1e31ba4795..18363374d51a 100644 --- a/arch/x86/Kconfig.debug +++ b/arch/x86/Kconfig.debug @@ -6,15 +6,19 @@ config TRACE_IRQFLAGS_SUPPORT source "lib/Kconfig.debug" config NONPROMISC_DEVMEM - bool "Disable promiscuous /dev/mem" + bool "Filter access to /dev/mem" help - The /dev/mem file by default only allows userspace access to PCI - space and the BIOS code and data regions. This is sufficient for - dosemu and X and all common users of /dev/mem. With this config - option, you allow userspace access to all of memory, including - kernel and userspace memory. Accidental access to this is - obviously disasterous, but specific access can be used by people - debugging the kernel. + If this option is left off, you allow userspace access to all + of memory, including kernel and userspace memory. Accidental + access to this is obviously disastrous, but specific access can + be used by people debugging the kernel. + + If this option is switched on, the /dev/mem file only allows + userspace access to PCI space and the BIOS code and data regions. + This is sufficient for dosemu and X and all common users of + /dev/mem. + + If in doubt, say Y. config EARLY_PRINTK bool "Early printk" if EMBEDDED |