Messages in this thread Patch in this message | | | From | Josh Poimboeuf <> | Subject | [PATCH v3 03/15] livepatch: temporary stubs for klp_patch_pending() and klp_update_patch_state() | Date | Thu, 8 Dec 2016 12:08:28 -0600 |
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Create temporary stubs for klp_patch_pending() and klp_update_patch_state() so we can add TIF_PATCH_PENDING to different architectures in separate patches without breaking build bisectability.
Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com> --- include/linux/livepatch.h | 7 ++++++- kernel/livepatch/core.c | 3 +++ 2 files changed, 9 insertions(+), 1 deletion(-)
diff --git a/include/linux/livepatch.h b/include/linux/livepatch.h index 9072f04..60558d8 100644 --- a/include/linux/livepatch.h +++ b/include/linux/livepatch.h @@ -123,10 +123,15 @@ void arch_klp_init_object_loaded(struct klp_patch *patch, int klp_module_coming(struct module *mod); void klp_module_going(struct module *mod); +static inline bool klp_patch_pending(struct task_struct *task) { return false; } +void klp_update_patch_state(struct task_struct *task); + #else /* !CONFIG_LIVEPATCH */ static inline int klp_module_coming(struct module *mod) { return 0; } -static inline void klp_module_going(struct module *mod) { } +static inline void klp_module_going(struct module *mod) {} +static inline bool klp_patch_pending(struct task_struct *task) { return false; } +static inline void klp_update_patch_state(struct task_struct *task) {} #endif /* CONFIG_LIVEPATCH */ diff --git a/kernel/livepatch/core.c b/kernel/livepatch/core.c index af46438..217b39d 100644 --- a/kernel/livepatch/core.c +++ b/kernel/livepatch/core.c @@ -64,6 +64,9 @@ static LIST_HEAD(klp_ops); static struct kobject *klp_root_kobj; +/* TODO: temporary stub */ +void klp_update_patch_state(struct task_struct *task) {} + static struct klp_ops *klp_find_ops(unsigned long old_addr) { struct klp_ops *ops; -- 2.7.4
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