X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=arch%2FKconfig;h=7f418bbc261a0f825ab6072f935f1f974a2f746c;hb=411c94038594b2a3fd123d09bdec3fe2500e383d;hp=99193b1602324dc0ff55759cd4cd5d2e3abccdc9;hpb=78efd1ddd95d2fac1ed8d5fadd9dab885ea70e55;p=karo-tx-linux.git

diff --git a/arch/Kconfig b/arch/Kconfig
index 99193b160232..7f418bbc261a 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -9,6 +9,7 @@ config OPROFILE
 	depends on TRACING_SUPPORT
 	select TRACING
 	select RING_BUFFER
+	select RING_BUFFER_ALLOW_SWAP
 	help
 	  OProfile is a profiling system capable of profiling the
 	  whole system, include the kernel, kernel modules, libraries,
@@ -30,6 +31,18 @@ config OPROFILE_IBS
 
 	  If unsure, say N.
 
+config OPROFILE_EVENT_MULTIPLEX
+	bool "OProfile multiplexing support (EXPERIMENTAL)"
+	default n
+	depends on OPROFILE && X86
+	help
+	  The number of hardware counters is limited. The multiplexing
+	  feature enables OProfile to gather more events than counters
+	  are provided by the hardware. This is realized by switching
+	  between events at an user specified time interval.
+
+	  If unsure, say N.
+
 config HAVE_OPROFILE
 	bool