From: Ingo Molnar Date: Tue, 8 Jul 2008 07:43:01 +0000 (+0200) Subject: Merge branch 'x86/setup' into x86/devel X-Git-Tag: v2.6.27-rc1~1106^2~250 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3c1ca43fafea41e38cb2d0c1684119af4c1de547;p=linux-2.6 Merge branch 'x86/setup' into x86/devel --- 3c1ca43fafea41e38cb2d0c1684119af4c1de547 diff --cc arch/x86/Kconfig.debug index 18363374d5,14abaa5192..38a15333f7 --- a/arch/x86/Kconfig.debug +++ b/arch/x86/Kconfig.debug @@@ -6,20 -6,24 +6,28 @@@ config TRACE_IRQFLAGS_SUPPOR 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 X86_VERBOSE_BOOTUP + bool "Enable verbose x86 bootup info messages" + default y + help + Enables the informational output from the decompression stage + (e.g. bzImage) of the boot. If you disable this you will still + see errors. Disable this if you want silent bootup. + config EARLY_PRINTK bool "Early printk" if EMBEDDED default y