diff options
Diffstat (limited to 'arch/arc/oprofile')
| -rw-r--r-- | arch/arc/oprofile/Makefile | 10 | ||||
| -rw-r--r-- | arch/arc/oprofile/common.c | 23 |
2 files changed, 33 insertions, 0 deletions
diff --git a/arch/arc/oprofile/Makefile b/arch/arc/oprofile/Makefile new file mode 100644 index 000000000..698367bb4 --- /dev/null +++ b/arch/arc/oprofile/Makefile @@ -0,0 +1,10 @@ +# SPDX-License-Identifier: GPL-2.0 +obj-$(CONFIG_OPROFILE) += oprofile.o + +DRIVER_OBJS = $(addprefix ../../../drivers/oprofile/, \ + oprof.o cpu_buffer.o buffer_sync.o \ + event_buffer.o oprofile_files.o \ + oprofilefs.o oprofile_stats.o \ + timer_int.o ) + +oprofile-y := $(DRIVER_OBJS) common.o diff --git a/arch/arc/oprofile/common.c b/arch/arc/oprofile/common.c new file mode 100644 index 000000000..86bf58995 --- /dev/null +++ b/arch/arc/oprofile/common.c @@ -0,0 +1,23 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) + * + * Based on orig code from @author John Levon <levon@movementarian.org> + */ + +#include <linux/oprofile.h> +#include <linux/perf_event.h> + +int __init oprofile_arch_init(struct oprofile_operations *ops) +{ + /* + * A failure here, forces oprofile core to switch to Timer based PC + * sampling, which will happen if say perf is not enabled/available + */ + return oprofile_perf_init(ops); +} + +void oprofile_arch_exit(void) +{ + oprofile_perf_exit(); +} |