From 18a111256a0b4fedfe47101f084441a84d7e357a Mon Sep 17 00:00:00 2001 From: Jiri Olsa Date: Sun, 20 Jul 2025 13:21:17 +0200 Subject: uprobes: Add do_ref_ctr argument to uprobe_write function Making update_ref_ctr call in uprobe_write conditional based on do_ref_ctr argument. This way we can use uprobe_write for instruction update without doing ref_ctr_offset update. Signed-off-by: Jiri Olsa Signed-off-by: Peter Zijlstra (Intel) Reviewed-by: Masami Hiramatsu (Google) Acked-by: Andrii Nakryiko Acked-by: Oleg Nesterov Link: https://lore.kernel.org/r/20250720112133.244369-8-jolsa@kernel.org --- include/linux/uprobes.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'include') diff --git a/include/linux/uprobes.h b/include/linux/uprobes.h index 518b26756469..5080619560d4 100644 --- a/include/linux/uprobes.h +++ b/include/linux/uprobes.h @@ -200,7 +200,7 @@ extern unsigned long uprobe_get_trap_addr(struct pt_regs *regs); extern int uprobe_write_opcode(struct arch_uprobe *auprobe, struct vm_area_struct *vma, unsigned long vaddr, uprobe_opcode_t, bool is_register); extern int uprobe_write(struct arch_uprobe *auprobe, struct vm_area_struct *vma, const unsigned long opcode_vaddr, - uprobe_opcode_t *insn, int nbytes, uprobe_write_verify_t verify, bool is_register); + uprobe_opcode_t *insn, int nbytes, uprobe_write_verify_t verify, bool is_register, bool do_update_ref_ctr); extern struct uprobe *uprobe_register(struct inode *inode, loff_t offset, loff_t ref_ctr_offset, struct uprobe_consumer *uc); extern int uprobe_apply(struct uprobe *uprobe, struct uprobe_consumer *uc, bool); extern void uprobe_unregister_nosync(struct uprobe *uprobe, struct uprobe_consumer *uc); -- cgit v1.2.3