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authorStephen Rothwell <sfr@canb.auug.org.au>2013-05-21 13:49:35 +1000
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-06-03 14:20:18 -0700
commit40b313608ad4ea655addd2ec6cdd106477ae8e15 (patch)
tree371f6ad524c7d85901bc9002ff2960ea10cb5154 /arch/powerpc
parentaf5bc11e9aa19f72a2d5ccd44611cb6268a60a34 (diff)
Finally eradicate CONFIG_HOTPLUG
Ever since commit 45f035ab9b8f ("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: Stephen Rothwell <sfr@canb.auug.org.au> Acked-by: Mauro Carvalho Chehab <mchehab@redhat.com> Acked-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/powerpc')
-rw-r--r--arch/powerpc/Kconfig2
-rw-r--r--arch/powerpc/mm/tlb_hash64.c4
2 files changed, 3 insertions, 3 deletions
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index c33e3ad2c8fd..508e3fe934d2 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -341,7 +341,7 @@ config SWIOTLB
config HOTPLUG_CPU
bool "Support for enabling/disabling CPUs"
- depends on SMP && HOTPLUG && (PPC_PSERIES || \
+ depends on SMP && (PPC_PSERIES || \
PPC_PMAC || PPC_POWERNV || (PPC_85xx && !PPC_E500MC))
---help---
Say Y here to be able to disable and re-enable individual
diff --git a/arch/powerpc/mm/tlb_hash64.c b/arch/powerpc/mm/tlb_hash64.c
index 023ec8a13f38..7df1c5edda87 100644
--- a/arch/powerpc/mm/tlb_hash64.c
+++ b/arch/powerpc/mm/tlb_hash64.c
@@ -183,8 +183,8 @@ void tlb_flush(struct mmu_gather *tlb)
* since 64K pages may overlap with other bridges when using 64K pages
* with 4K HW pages on IO space.
*
- * Because of that usage pattern, it's only available with CONFIG_HOTPLUG
- * and is implemented for small size rather than speed.
+ * Because of that usage pattern, it is implemented for small size rather
+ * than speed.
*/
void __flush_hash_table_range(struct mm_struct *mm, unsigned long start,
unsigned long end)