The patch titled Subject: linux/profile.h: remove unnecessary declaration has been added to the -mm tree. Its filename is linux-profileh-remove-unnecessary-declaration.patch This patch should soon appear at https://ozlabs.org/~akpm/mmots/broken-out/linux-profileh-remove-unnecessary-declaration.patch and later at https://ozlabs.org/~akpm/mmotm/broken-out/linux-profileh-remove-unnecessary-declaration.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next and is updated there every 3-4 working days ------------------------------------------------------ From: Wan Jiabing <wanjiabing@xxxxxxxx> Subject: linux/profile.h: remove unnecessary declaration Declaring struct pt_regs is unnecessary. On the one hand, there is no function using it; on the other hand, struct pt_regs has been declared in linux/kernel.h. Remove them. Link: https://lkml.kernel.org/r/20210401104834.1009157-1-wanjiabing@xxxxxxxx Signed-off-by: Wan Jiabing <wanjiabing@xxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- include/linux/profile.h | 3 --- 1 file changed, 3 deletions(-) --- a/include/linux/profile.h~linux-profileh-remove-unnecessary-declaration +++ a/include/linux/profile.h @@ -15,7 +15,6 @@ #define KVM_PROFILING 4 struct proc_dir_entry; -struct pt_regs; struct notifier_block; #if defined(CONFIG_PROFILING) && defined(CONFIG_PROC_FS) @@ -84,8 +83,6 @@ int task_handoff_unregister(struct notif int profile_event_register(enum profile_type, struct notifier_block * n); int profile_event_unregister(enum profile_type, struct notifier_block * n); -struct pt_regs; - #else #define prof_on 0 _ Patches currently in -mm which might be from wanjiabing@xxxxxxxx are scripts-a-new-script-for-checking-duplicate-struct-declaration.patch linux-memcontrolh-remove-duplicate-struct-declaration.patch linux-profileh-remove-unnecessary-declaration.patch