Let's rename it to an even simpler name. While at it, add some simplistic kernel doc. Signed-off-by: David Hildenbrand (Arm) --- arch/powerpc/platforms/book3s/vas-api.c | 2 +- arch/powerpc/platforms/pseries/vas.c | 2 +- include/linux/mm.h | 6 +++++- lib/vdso/datastore.c | 2 +- mm/page-writeback.c | 2 +- 5 files changed, 9 insertions(+), 5 deletions(-) diff --git a/arch/powerpc/platforms/book3s/vas-api.c b/arch/powerpc/platforms/book3s/vas-api.c index ea4ffa63f043..e96d79db69fe 100644 --- a/arch/powerpc/platforms/book3s/vas-api.c +++ b/arch/powerpc/platforms/book3s/vas-api.c @@ -414,7 +414,7 @@ static vm_fault_t vas_mmap_fault(struct vm_fault *vmf) /* * When the LPAR lost credits due to core removal or during * migration, invalidate the existing mapping for the current - * paste addresses and set windows in-active (zap_vma_pages in + * paste addresses and set windows in-active (zap_vma() in * reconfig_close_windows()). * New mapping will be done later after migration or new credits * available. So continue to receive faults if the user space diff --git a/arch/powerpc/platforms/pseries/vas.c b/arch/powerpc/platforms/pseries/vas.c index ceb0a8788c0a..fa05f04364fe 100644 --- a/arch/powerpc/platforms/pseries/vas.c +++ b/arch/powerpc/platforms/pseries/vas.c @@ -807,7 +807,7 @@ static int reconfig_close_windows(struct vas_caps *vcap, int excess_creds, * is done before the original mmap() and after the ioctl. */ if (vma) - zap_vma_pages(vma); + zap_vma(vma); mutex_unlock(&task_ref->mmap_mutex); mmap_write_unlock(task_ref->mm); diff --git a/include/linux/mm.h b/include/linux/mm.h index 4710f7c7495a..4bd1500b9630 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -2837,7 +2837,11 @@ void zap_vma_ptes(struct vm_area_struct *vma, unsigned long address, unsigned long size); void zap_page_range_single(struct vm_area_struct *vma, unsigned long address, unsigned long size); -static inline void zap_vma_pages(struct vm_area_struct *vma) +/** + * zap_vma - zap all page table entries in a vma + * @vma: The vma to zap. + */ +static inline void zap_vma(struct vm_area_struct *vma) { zap_page_range_single(vma, vma->vm_start, vma->vm_end - vma->vm_start); } diff --git a/lib/vdso/datastore.c b/lib/vdso/datastore.c index a565c30c71a0..222c143aebf7 100644 --- a/lib/vdso/datastore.c +++ b/lib/vdso/datastore.c @@ -121,7 +121,7 @@ int vdso_join_timens(struct task_struct *task, struct time_namespace *ns) mmap_read_lock(mm); for_each_vma(vmi, vma) { if (vma_is_special_mapping(vma, &vdso_vvar_mapping)) - zap_vma_pages(vma); + zap_vma(vma); } mmap_read_unlock(mm); diff --git a/mm/page-writeback.c b/mm/page-writeback.c index 601a5e048d12..29f7567e5a71 100644 --- a/mm/page-writeback.c +++ b/mm/page-writeback.c @@ -2645,7 +2645,7 @@ void folio_account_cleaned(struct folio *folio, struct bdi_writeback *wb) * while this function is in progress, although it may have been truncated * before this function is called. Most callers have the folio locked. * A few have the folio blocked from truncation through other means (e.g. - * zap_vma_pages() has it mapped and is holding the page table lock). + * zap_vma() has it mapped and is holding the page table lock). * When called from mark_buffer_dirty(), the filesystem should hold a * reference to the buffer_head that is being marked dirty, which causes * try_to_free_buffers() to fail. -- 2.43.0