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authorArnd Bergmann <arnd@arndb.de>2018-05-28 17:44:36 +0200
committerWill Deacon <will.deacon@arm.com>2018-05-29 16:53:16 +0100
commit73acc0315cd72174729141856c6607d1c91419cb (patch)
tree2b34293726a67a9eb3cc11b750fb6b6216ff3c30 /arch/arm/common
parent984e9cf1b9eaab08e4f1f082ce49ed2670e99d90 (diff)
downloadblackbird-op-linux-73acc0315cd72174729141856c6607d1c91419cb.tar.gz
blackbird-op-linux-73acc0315cd72174729141856c6607d1c91419cb.zip
ARM: mcpm, perf/arm-cci: export mcpm_is_available
Now that the ARM CCI PMU driver can be built as a loadable module, we get a link failure when MCPM is enabled: ERROR: "mcpm_is_available" [drivers/perf/arm-cci.ko] undefined! The simplest fix is to export that helper function. Fixes: 8b0c93c20ef7 ("perf/arm-cci: Allow building as a module") Acked-by: Nicolas Pitre <nico@linaro.org> Acked-by: Russell King <rmk+kernel@armlinux.org.uk> Signed-off-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'arch/arm/common')
-rw-r--r--arch/arm/common/mcpm_entry.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm/common/mcpm_entry.c b/arch/arm/common/mcpm_entry.c
index 2b913f17d50f..ad574d20415c 100644
--- a/arch/arm/common/mcpm_entry.c
+++ b/arch/arm/common/mcpm_entry.c
@@ -9,6 +9,7 @@
* published by the Free Software Foundation.
*/
+#include <linux/export.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/irqflags.h>
@@ -174,6 +175,7 @@ bool mcpm_is_available(void)
{
return (platform_ops) ? true : false;
}
+EXPORT_SYMBOL_GPL(mcpm_is_available);
/*
* We can't use regular spinlocks. In the switcher case, it is possible
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