diff options
Diffstat (limited to 'init/Kconfig')
| -rw-r--r-- | init/Kconfig | 26 |
1 files changed, 22 insertions, 4 deletions
diff --git a/init/Kconfig b/init/Kconfig index 137609f33ebc..d742b6fca8d2 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -660,8 +660,12 @@ config SYSFS_DEPRECATED depends on SYSFS default n help - This option switches the layout of the "block" class devices, to not - show up in /sys/class/block/, but only in /sys/block/. + This option adds code that switches the layout of the "block" class + devices, to not show up in /sys/class/block/, but only in + /sys/block/. + + This switch is only active when the sysfs.deprecated=1 boot option is + passed or the SYSFS_DEPRECATED_V2 option is set. This option allows new kernels to run on old distributions and tools, which might get confused by /sys/class/block/. Since 2007/2008 all @@ -672,8 +676,22 @@ config SYSFS_DEPRECATED option enabled. Only if you are using a new kernel on an old distribution, you might - need to say Y here. Never say Y, if the original kernel, that came - with your distribution, has not set this option. + need to say Y here. + +config SYSFS_DEPRECATED_V2 + bool "enabled deprecated sysfs features by default" + default n + depends on SYSFS + depends on SYSFS_DEPRECATED + help + Enable deprecated sysfs by default. + + See the CONFIG_SYSFS_DEPRECATED option for more details about this + option. + + Only if you are using a new kernel on an old distribution, you might + need to say Y here. Even then, odds are you would not need it + enabled, you can always pass the boot option if absolutely necessary. config RELAY bool "Kernel->user space relay support (formerly relayfs)" |