Commit ec8832d007cb ("mmu_notifiers: don't invalidate secondary TLBs as
part of mmu_notifier_invalidate_range_end()") removed the main definitions
of {ptep,pmdp_huge,pudp_huge}_clear_flush_notify; just their
!CONFIG_MMU_NOTIFIER stubs are left behind, remove them.

Signed-off-by: Jann Horn <jannh@google.com>
---
 include/linux/mmu_notifier.h | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/include/linux/mmu_notifier.h b/include/linux/mmu_notifier.h
index bc2402a45741..d1094c2d5fb6 100644
--- a/include/linux/mmu_notifier.h
+++ b/include/linux/mmu_notifier.h
@@ -654,9 +654,6 @@ static inline void mmu_notifier_subscriptions_destroy(struct mm_struct *mm)
 #define pmdp_clear_flush_young_notify pmdp_clear_flush_young
 #define ptep_clear_young_notify ptep_test_and_clear_young
 #define pmdp_clear_young_notify pmdp_test_and_clear_young
-#define	ptep_clear_flush_notify ptep_clear_flush
-#define pmdp_huge_clear_flush_notify pmdp_huge_clear_flush
-#define pudp_huge_clear_flush_notify pudp_huge_clear_flush
 
 static inline void mmu_notifier_synchronize(void)
 {

---
base-commit: e85dea591fbf900330c796579314bfb7cc399d31
change-id: 20250523-mmu-notifier-cleanup-unused-238762302a66

-- 
Jann Horn <jannh@google.com>

On Fri, May 23, 2025 at 12:30:17AM +0200, Jann Horn wrote:
> Commit ec8832d007cb ("mmu_notifiers: don't invalidate secondary TLBs as
> part of mmu_notifier_invalidate_range_end()") removed the main definitions
> of {ptep,pmdp_huge,pudp_huge}_clear_flush_notify; just their
> !CONFIG_MMU_NOTIFIER stubs are left behind, remove them.
> 
> Signed-off-by: Jann Horn <jannh@google.com>
> ---
>  include/linux/mmu_notifier.h | 3 ---
>  1 file changed, 3 deletions(-)

Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>

Jason

On 5/23/25 6:30 AM, Jann Horn wrote:
> Commit ec8832d007cb ("mmu_notifiers: don't invalidate secondary TLBs as
> part of mmu_notifier_invalidate_range_end()") removed the main definitions
> of {ptep,pmdp_huge,pudp_huge}_clear_flush_notify; just their
> !CONFIG_MMU_NOTIFIER stubs are left behind, remove them.
> 
> Signed-off-by: Jann Horn <jannh@google.com>
> ---
>   include/linux/mmu_notifier.h | 3 ---
>   1 file changed, 3 deletions(-)
> 
> diff --git a/include/linux/mmu_notifier.h b/include/linux/mmu_notifier.h
> index bc2402a45741..d1094c2d5fb6 100644
> --- a/include/linux/mmu_notifier.h
> +++ b/include/linux/mmu_notifier.h
> @@ -654,9 +654,6 @@ static inline void mmu_notifier_subscriptions_destroy(struct mm_struct *mm)
>   #define pmdp_clear_flush_young_notify pmdp_clear_flush_young
>   #define ptep_clear_young_notify ptep_test_and_clear_young
>   #define pmdp_clear_young_notify pmdp_test_and_clear_young
> -#define	ptep_clear_flush_notify ptep_clear_flush
> -#define pmdp_huge_clear_flush_notify pmdp_huge_clear_flush
> -#define pudp_huge_clear_flush_notify pudp_huge_clear_flush

Reviewed-by: Qi Zheng <zhengqi.arch@bytedance.com>

Thanks!

>   
>   static inline void mmu_notifier_synchronize(void)
>   {
> 
> ---
> base-commit: e85dea591fbf900330c796579314bfb7cc399d31
> change-id: 20250523-mmu-notifier-cleanup-unused-238762302a66
>

Thanks.

Reviewed-by: Alistair Popple <apopple@nvidia.com>

On Fri, May 23, 2025 at 12:30:17AM +0200, Jann Horn wrote:
> Commit ec8832d007cb ("mmu_notifiers: don't invalidate secondary TLBs as
> part of mmu_notifier_invalidate_range_end()") removed the main definitions
> of {ptep,pmdp_huge,pudp_huge}_clear_flush_notify; just their
> !CONFIG_MMU_NOTIFIER stubs are left behind, remove them.
> 
> Signed-off-by: Jann Horn <jannh@google.com>
> ---
>  include/linux/mmu_notifier.h | 3 ---
>  1 file changed, 3 deletions(-)
> 
> diff --git a/include/linux/mmu_notifier.h b/include/linux/mmu_notifier.h
> index bc2402a45741..d1094c2d5fb6 100644
> --- a/include/linux/mmu_notifier.h
> +++ b/include/linux/mmu_notifier.h
> @@ -654,9 +654,6 @@ static inline void mmu_notifier_subscriptions_destroy(struct mm_struct *mm)
>  #define pmdp_clear_flush_young_notify pmdp_clear_flush_young
>  #define ptep_clear_young_notify ptep_test_and_clear_young
>  #define pmdp_clear_young_notify pmdp_test_and_clear_young
> -#define	ptep_clear_flush_notify ptep_clear_flush
> -#define pmdp_huge_clear_flush_notify pmdp_huge_clear_flush
> -#define pudp_huge_clear_flush_notify pudp_huge_clear_flush
>  
>  static inline void mmu_notifier_synchronize(void)
>  {
> 
> ---
> base-commit: e85dea591fbf900330c796579314bfb7cc399d31
> change-id: 20250523-mmu-notifier-cleanup-unused-238762302a66
> 
> -- 
> Jann Horn <jannh@google.com>
>