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Commit 40b31360 authored by Stephen Rothwell's avatar Stephen Rothwell Committed by Greg Kroah-Hartman
Browse files

Finally eradicate CONFIG_HOTPLUG 



Ever since commit 45f035ab ("CONFIG_HOTPLUG should be always on"),
it has been basically impossible to build a kernel with CONFIG_HOTPLUG
turned off.  Remove all the remaining references to it.

Cc: Russell King <linux@arm.linux.org.uk>
Cc: Doug Thompson <dougthompson@xmission.com>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: Steven Whitehouse <swhiteho@redhat.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Pavel Machek <pavel@ucw.cz>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarStephen Rothwell <sfr@canb.auug.org.au>
Acked-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
Acked-by: default avatarHans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent af5bc11e

Documentation/ABI/testing/sysfs-bus-pci

+1 −4
Original line number Diff line number Diff line
@@ -64,7 +64,6 @@ Description: 
		Writing a non-zero value to this attribute will

		force a rescan of all PCI buses in the system, and

		re-discover previously removed devices.

		Depends on CONFIG_HOTPLUG.



What:		/sys/bus/pci/devices/.../msi_irqs/

Date:		September, 2011
@@ -90,7 +89,6 @@ Contact: Linux PCI developers <linux-pci@vger.kernel.org> 
Description:

		Writing a non-zero value to this attribute will

		hot-remove the PCI device and any of its children.

		Depends on CONFIG_HOTPLUG.



What:		/sys/bus/pci/devices/.../pci_bus/.../rescan

Date:		May 2011
@@ -99,7 +97,7 @@ Description: 
		Writing a non-zero value to this attribute will

		force a rescan of the bus and all child buses,

		and re-discover devices removed earlier from this

		part of the device tree.  Depends on CONFIG_HOTPLUG.

		part of the device tree.



What:		/sys/bus/pci/devices/.../rescan

Date:		January 2009
@@ -109,7 +107,6 @@ Description: 
		force a rescan of the device's parent bus and all

		child buses, and re-discover devices removed earlier

		from this part of the device tree.

		Depends on CONFIG_HOTPLUG.



What:		/sys/bus/pci/devices/.../reset

Date:		July 2009

Documentation/SubmitChecklist

+1 −1
Original line number Diff line number Diff line
@@ -105,5 +105,5 @@ kernel patches. 
    same time, just various/random combinations of them]:



    CONFIG_SMP, CONFIG_SYSFS, CONFIG_PROC_FS, CONFIG_INPUT, CONFIG_PCI,

    CONFIG_BLOCK, CONFIG_PM, CONFIG_HOTPLUG, CONFIG_MAGIC_SYSRQ,

    CONFIG_BLOCK, CONFIG_PM, CONFIG_MAGIC_SYSRQ,

    CONFIG_NET, CONFIG_INET=n (but latter with CONFIG_NET=y)

Documentation/cpu-hotplug.txt

+1 −1
Original line number Diff line number Diff line
@@ -128,7 +128,7 @@ A: When doing make defconfig, Enable CPU hotplug support 


   "Processor type and Features" -> Support for Hotpluggable CPUs



Make sure that you have CONFIG_HOTPLUG, and CONFIG_SMP turned on as well.

Make sure that you have CONFIG_SMP turned on as well.



You would need to enable CONFIG_HOTPLUG_CPU for SMP suspend/resume support

as well.

Documentation/hwmon/submitting-patches

+1 −2
Original line number Diff line number Diff line
@@ -27,8 +27,7 @@ increase the chances of your change being accepted. 
  explicitly below the patch header.



* If your patch (or the driver) is affected by configuration options such as

  CONFIG_SMP or CONFIG_HOTPLUG, make sure it compiles for all configuration

  variants.

  CONFIG_SMP, make sure it compiles for all configuration variants.





2. Adding functionality to existing drivers

Documentation/kbuild/kconfig.txt

+1 −1
Original line number Diff line number Diff line
@@ -165,7 +165,7 @@ Searching in menuconfig: 
	Example:

		/hotplug

		This lists all config symbols that contain "hotplug",

		e.g., HOTPLUG, HOTPLUG_CPU, MEMORY_HOTPLUG.

		e.g., HOTPLUG_CPU, MEMORY_HOTPLUG.



	For search help, enter / followed TAB-TAB-TAB (to highlight

	<Help>) and Enter.  This will tell you that you can also use