[PATCH v6 07/18] powerpc/64s: move THP trace point creation out of hash specific file
Nicholas Piggin
npiggin at gmail.com
Thu Dec 2 01:41:42 AEDT 2021
In preparation for making hash MMU support configurable, move THP
trace point function definitions out of an otherwise hash-specific
file.
Signed-off-by: Nicholas Piggin <npiggin at gmail.com>
---
arch/powerpc/mm/book3s64/Makefile | 2 +-
arch/powerpc/mm/book3s64/hash_pgtable.c | 1 -
arch/powerpc/mm/book3s64/trace.c | 8 ++++++++
3 files changed, 9 insertions(+), 2 deletions(-)
create mode 100644 arch/powerpc/mm/book3s64/trace.c
diff --git a/arch/powerpc/mm/book3s64/Makefile b/arch/powerpc/mm/book3s64/Makefile
index 319f4b7f3357..1579e18e098d 100644
--- a/arch/powerpc/mm/book3s64/Makefile
+++ b/arch/powerpc/mm/book3s64/Makefile
@@ -5,7 +5,7 @@ ccflags-y := $(NO_MINIMAL_TOC)
CFLAGS_REMOVE_slb.o = $(CC_FLAGS_FTRACE)
obj-y += hash_pgtable.o hash_utils.o slb.o \
- mmu_context.o pgtable.o hash_tlb.o
+ mmu_context.o pgtable.o hash_tlb.o trace.o
obj-$(CONFIG_PPC_HASH_MMU_NATIVE) += hash_native.o
obj-$(CONFIG_PPC_RADIX_MMU) += radix_pgtable.o radix_tlb.o
obj-$(CONFIG_PPC_4K_PAGES) += hash_4k.o
diff --git a/arch/powerpc/mm/book3s64/hash_pgtable.c b/arch/powerpc/mm/book3s64/hash_pgtable.c
index ad5eff097d31..7ce8914992e3 100644
--- a/arch/powerpc/mm/book3s64/hash_pgtable.c
+++ b/arch/powerpc/mm/book3s64/hash_pgtable.c
@@ -16,7 +16,6 @@
#include <mm/mmu_decl.h>
-#define CREATE_TRACE_POINTS
#include <trace/events/thp.h>
#if H_PGTABLE_RANGE > (USER_VSID_RANGE * (TASK_SIZE_USER64 / TASK_CONTEXT_SIZE))
diff --git a/arch/powerpc/mm/book3s64/trace.c b/arch/powerpc/mm/book3s64/trace.c
new file mode 100644
index 000000000000..b86e7b906257
--- /dev/null
+++ b/arch/powerpc/mm/book3s64/trace.c
@@ -0,0 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * This file is for defining trace points and trace related helpers.
+ */
+#ifdef CONFIG_TRANSPARENT_HUGEPAGE
+#define CREATE_TRACE_POINTS
+#include <trace/events/thp.h>
+#endif
--
2.23.0
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