diff options
| author | Tiezhu Yang <yangtiezhu@loongson.cn> | 2025-12-31 15:19:10 +0800 |
|---|---|---|
| committer | Huacai Chen <chenhuacai@loongson.cn> | 2025-12-31 15:19:10 +0800 |
| commit | 6e5416d63bcba2bcc280d170eaf66775771892be (patch) | |
| tree | eaeb24744d16bfaea83e2ea532071a41ceaf2a60 /arch | |
| parent | 1b2f4706c6a20ab6ac41533dd8032d54322076e3 (diff) | |
LoongArch: Remove is_entry_func() and kernel_entry_end
For now, the related code of is_entry_func() is useless, so they can be
removed. Then the symbol kernel_entry_end is not used any more, so it can
be removed too.
Link: https://lore.kernel.org/lkml/kjiyla6qj3l7ezspitulrdoc5laj2e6hoecvd254hssnpddczm@g6nkaombh6va/
Suggested-by: Josh Poimboeuf <jpoimboe@kernel.org>
Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/loongarch/kernel/head.S | 2 | ||||
| -rw-r--r-- | arch/loongarch/kernel/unwind_orc.c | 11 |
2 files changed, 0 insertions, 13 deletions
diff --git a/arch/loongarch/kernel/head.S b/arch/loongarch/kernel/head.S index ce7f6c04f4ab..7f288e89573b 100644 --- a/arch/loongarch/kernel/head.S +++ b/arch/loongarch/kernel/head.S @@ -144,5 +144,3 @@ SYM_CODE_START(smpboot_entry) SYM_CODE_END(smpboot_entry) #endif /* CONFIG_SMP */ - -SYM_ENTRY(kernel_entry_end, SYM_L_GLOBAL, SYM_A_NONE) diff --git a/arch/loongarch/kernel/unwind_orc.c b/arch/loongarch/kernel/unwind_orc.c index 0d5fa64a2225..710f82d73797 100644 --- a/arch/loongarch/kernel/unwind_orc.c +++ b/arch/loongarch/kernel/unwind_orc.c @@ -348,14 +348,6 @@ void unwind_start(struct unwind_state *state, struct task_struct *task, } EXPORT_SYMBOL_GPL(unwind_start); -static bool is_entry_func(unsigned long addr) -{ - extern u32 kernel_entry; - extern u32 kernel_entry_end; - - return addr >= (unsigned long)&kernel_entry && addr < (unsigned long)&kernel_entry_end; -} - static inline unsigned long bt_address(unsigned long ra) { extern unsigned long eentry; @@ -402,9 +394,6 @@ bool unwind_next_frame(struct unwind_state *state) /* Don't let modules unload while we're reading their ORC data. */ guard(rcu)(); - if (is_entry_func(state->pc)) - goto end; - orc = orc_find(state->pc); if (!orc) { /* |