From 7ee1e43a5f493a1332af3ac668cc2a87515c1622 Mon Sep 17 00:00:00 2001 From: Tiwei Bie Date: Thu, 28 Nov 2024 16:31:37 +0800 Subject: [PATCH] um: Remove unused user_context function It's no longer used since commit 6aa802ce6acc ("uml: throw out CHOOSE_MODE"). Signed-off-by: Tiwei Bie Link: https://patch.msgid.link/20241128083137.2219830-10-tiwei.btw@antgroup.com Signed-off-by: Johannes Berg --- arch/um/kernel/process.c | 8 -------- arch/x86/um/shared/sysdep/ptrace.h | 2 -- 2 files changed, 10 deletions(-) diff --git a/arch/um/kernel/process.c b/arch/um/kernel/process.c index 30bdc0a87dc8..e5a2d4d897e0 100644 --- a/arch/um/kernel/process.c +++ b/arch/um/kernel/process.c @@ -213,14 +213,6 @@ int __uml_cant_sleep(void) { /* Is in_interrupt() really needed? */ } -int user_context(unsigned long sp) -{ - unsigned long stack; - - stack = sp & (PAGE_MASK << CONFIG_KERNEL_STACK_ORDER); - return stack != (unsigned long) current_thread_info(); -} - extern exitcall_t __uml_exitcall_begin, __uml_exitcall_end; void do_uml_exitcalls(void) diff --git a/arch/x86/um/shared/sysdep/ptrace.h b/arch/x86/um/shared/sysdep/ptrace.h index 2dd4ca6713f8..8f7476ff6e95 100644 --- a/arch/x86/um/shared/sysdep/ptrace.h +++ b/arch/x86/um/shared/sysdep/ptrace.h @@ -74,8 +74,6 @@ struct uml_pt_regs { #define UPT_FAULTINFO(r) (&(r)->faultinfo) #define UPT_IS_USER(r) ((r)->is_user) -extern int user_context(unsigned long sp); - extern int arch_init_registers(int pid); #endif /* __SYSDEP_X86_PTRACE_H */ -- 2.47.3