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author | Stephen Rothwell <sfr@canb.auug.org.au> | 2009-07-06 15:20:08 +1000 |
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committer | Stephen Rothwell <sfr@canb.auug.org.au> | 2009-07-06 15:20:08 +1000 |
commit | 74f6b9819e6d092dd7026adc96e72c49dc1d7332 (patch) | |
tree | 47d1ea9cbd82077dddd7a26b8a254d5bf5e80e90 /drivers/base/Kconfig | |
parent | a83269330a0feefdb8c16128d58eb6a76771c181 (diff) | |
parent | 0c00af4ca3314eda4c4de4d5243104855880426a (diff) |
Merge branch 'quilt/driver-core'
Diffstat (limited to 'drivers/base/Kconfig')
-rw-r--r-- | drivers/base/Kconfig | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/drivers/base/Kconfig b/drivers/base/Kconfig index 8f006f96ff53..ee377270beb9 100644 --- a/drivers/base/Kconfig +++ b/drivers/base/Kconfig @@ -8,6 +8,31 @@ config UEVENT_HELPER_PATH Path to uevent helper program forked by the kernel for every uevent. +config DEVTMPFS + bool "Create a kernel maintained /dev tmpfs (EXPERIMENTAL)" + depends on HOTPLUG && SHMEM && TMPFS + help + This creates a tmpfs filesystem, and mounts it at bootup + and mounts it at /dev. The kernel driver core creates device + nodes for all registered devices in that filesystem. All device + nodes are owned by root and have the default mode of 0600. + Userspace can add and delete the nodes as needed. This is + intended to simplify bootup, and make it possible to delay + the initial coldplug at bootup done by udev in userspace. + It should also provide a simpler way for rescue systems + to bring up a kernel with dynamic major/minor numbers. + Meaningful symlinks, permissions and device ownership must + still be handled by userspace. + If unsure, say N here. + +config DEVTMPFS_MOUNT + bool "Automount devtmpfs at /dev" + depends on DEVTMPFS + help + This will mount devtmpfs at /dev if the kernel mounts the root + filesystem. It will not affect initramfs based mounting. + If unsure, say N here. + config STANDALONE bool "Select only drivers that don't need compile-time external firmware" if EXPERIMENTAL default y |