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authorKevin D. Kissell <kevink@mips.com>2007-08-03 19:38:03 +0200
committerRalf Baechle <ralf@linux-mips.org>2007-10-11 23:45:57 +0100
commitf571eff0a24ed97a919f2b61bb4afdeab4b43002 (patch)
treee9d6c597fafca02720f000cf795a37f2d163f10f /arch/mips/Kconfig
parentbbf25010f1a6b761914430f5fca081ec8c7accd1 (diff)
[MIPS] IRQ Affinity Support for SMTC on Malta Platform
Signed-off-by: Kevin D. Kissell <kevink@mips.com> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/Kconfig')
-rw-r--r--arch/mips/Kconfig13
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 3b807b4bc7c..b09eee2281c 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -1378,6 +1378,19 @@ config MIPS_MT_SMTC_IM_BACKSTOP
impact on interrupt service overhead. Disable it only if you know
what you are doing.
+config MIPS_MT_SMTC_IRQAFF
+ bool "Support IRQ affinity API"
+ depends on MIPS_MT_SMTC
+ default n
+ help
+ Enables SMP IRQ affinity API (/proc/irq/*/smp_affinity, etc.)
+ for SMTC Linux kernel. Requires platform support, of which
+ an example can be found in the MIPS kernel i8259 and Malta
+ platform code. It is recommended that MIPS_MT_SMTC_INSTANT_REPLAY
+ be enabled if MIPS_MT_SMTC_IRQAFF is used. Adds overhead to
+ interrupt dispatch, and should be used only if you know what
+ you are doing.
+
config MIPS_VPE_LOADER_TOM
bool "Load VPE program into memory hidden from linux"
depends on MIPS_VPE_LOADER