These functions are defined in the fgraph.c file, but not called elsewhere, so delete these unused functions.
kernel/trace/fgraph.c:273:1: warning: unused function 'set_bitmap_bits'. kernel/trace/fgraph.c:259:19: warning: unused function 'get_fgraph_type'. Reported-by: Abaci Robot <ab...@linux.alibaba.com> Closes: https://bugzilla.openanolis.cn/show_bug.cgi?id=9289 Signed-off-by: Jiapeng Chong <jiapeng.ch...@linux.alibaba.com> --- kernel/trace/fgraph.c | 13 ------------- 1 file changed, 13 deletions(-) diff --git a/kernel/trace/fgraph.c b/kernel/trace/fgraph.c index 4bf91eebbb08..c00fbf1d0dd9 100644 --- a/kernel/trace/fgraph.c +++ b/kernel/trace/fgraph.c @@ -255,12 +255,6 @@ static inline int get_frame_offset(struct task_struct *t, int offset) return __get_offset(t->ret_stack[offset]); } -/* Get FGRAPH_TYPE from the word from the @offset at ret_stack */ -static inline int get_fgraph_type(struct task_struct *t, int offset) -{ - return __get_type(t->ret_stack[offset]); -} - /* For BITMAP type: get the bitmask from the @offset at ret_stack */ static inline unsigned long get_bitmap_bits(struct task_struct *t, int offset) @@ -268,13 +262,6 @@ get_bitmap_bits(struct task_struct *t, int offset) return (t->ret_stack[offset] >> FGRAPH_INDEX_SHIFT) & FGRAPH_INDEX_MASK; } -/* For BITMAP type: set the bits in the bitmap bitmask at @offset on ret_stack */ -static inline void -set_bitmap_bits(struct task_struct *t, int offset, unsigned long bitmap) -{ - t->ret_stack[offset] |= (bitmap << FGRAPH_INDEX_SHIFT); -} - /* Write the bitmap to the ret_stack at @offset (does index, offset and bitmask) */ static inline void set_bitmap(struct task_struct *t, int offset, unsigned long bitmap) -- 2.20.1.7.g153144c
