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authorLuis R. Rodriguez <mcgrof@suse.com>2015-03-31 01:20:05 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2015-05-20 09:25:24 +0200
commitf2411da746985e60d4d087f3a43e271c61785927 (patch)
tree09b6c3b2abd4774f63e4a0d467e3c70daa52663e /Documentation/kernel-parameters.txt
parentdriver-core: add asynchronous probing support for drivers (diff)
downloadlinux-f2411da746985e60d4d087f3a43e271c61785927.tar.xz
linux-f2411da746985e60d4d087f3a43e271c61785927.zip
driver-core: add driver module asynchronous probe support
Some init systems may wish to express the desire to have device drivers run their probe() code asynchronously. This implements support for this and allows userspace to request async probe as a preference through a generic shared device driver module parameter, async_probe. Implementation for async probe is supported through a module parameter given that since synchronous probe has been prevalent for years some userspace might exist which relies on the fact that the device driver will probe synchronously and the assumption that devices it provides will be immediately available after this. Signed-off-by: Luis R. Rodriguez <mcgrof@suse.com> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'Documentation/kernel-parameters.txt')
-rw-r--r--Documentation/kernel-parameters.txt3
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 61ab1628a057..e89fdd5aa605 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -943,6 +943,9 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
auto selects the default scheme, which automatically
enables eagerfpu restore for xsaveopt.
+ module.async_probe [KNL]
+ Enable asynchronous probe on this module.
+
early_ioremap_debug [KNL]
Enable debug messages in early_ioremap support. This
is useful for tracking down temporary early mappings