Commit e4a9bc58 authored by Joe Perches's avatar Joe Perches Committed by Linus Torvalds
Browse files

mm: use fallthrough; 

Convert the various /* fallthrough */ comments to the pseudo-keyword
fallthrough;

Done via script:
https://lore.kernel.org/lkml/b56602fcf79f849e733e7b521bb0e17895d390fa.1582230379.git.joe@perches.com/



Signed-off-by: default avatarJoe Perches <joe@perches.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Reviewed-by: default avatarGustavo A. R. Silva <gustavo@embeddedor.com>
Link: http://lkml.kernel.org/r/f62fea5d10eb0ccfc05d87c242a620c261219b66.camel@perches.com


Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent e46b893d

mm/gup.c

+1 −1
Original line number Diff line number Diff line
@@ -1102,7 +1102,7 @@ static long __get_user_pages(struct task_struct *tsk, struct mm_struct *mm, 
				goto retry;

			case -EBUSY:

				ret = 0;

				/* FALLTHRU */

				fallthrough;

			case -EFAULT:

			case -ENOMEM:

			case -EHWPOISON:

mm/hugetlb_cgroup.c

+3 −3
Original line number Diff line number Diff line
@@ -467,14 +467,14 @@ static int hugetlb_cgroup_read_u64_max(struct seq_file *seq, void *v) 
	switch (MEMFILE_ATTR(cft->private)) {

	case RES_RSVD_USAGE:

		counter = &h_cg->rsvd_hugepage[idx];

		/* Fall through. */

		fallthrough;

	case RES_USAGE:

		val = (u64)page_counter_read(counter);

		seq_printf(seq, "%llu\n", val * PAGE_SIZE);

		break;

	case RES_RSVD_LIMIT:

		counter = &h_cg->rsvd_hugepage[idx];

		/* Fall through. */

		fallthrough;

	case RES_LIMIT:

		val = (u64)counter->max;

		if (val == limit)
@@ -514,7 +514,7 @@ static ssize_t hugetlb_cgroup_write(struct kernfs_open_file *of, 
	switch (MEMFILE_ATTR(of_cft(of)->private)) {

	case RES_RSVD_LIMIT:

		rsvd = true;

		/* Fall through. */

		fallthrough;

	case RES_LIMIT:

		mutex_lock(&hugetlb_limit_mutex);

		ret = page_counter_set_max(

mm/ksm.c

+1 −2
Original line number Diff line number Diff line
@@ -2813,8 +2813,7 @@ static int ksm_memory_callback(struct notifier_block *self, 
		 */

		ksm_check_stable_tree(mn->start_pfn,

				      mn->start_pfn + mn->nr_pages);

		/* fallthrough */



		fallthrough;

	case MEM_CANCEL_OFFLINE:

		mutex_lock(&ksm_thread_mutex);

		ksm_run &= ~KSM_RUN_OFFLINE;

mm/list_lru.c

+1 −1
Original line number Diff line number Diff line
@@ -223,7 +223,7 @@ __list_lru_walk_one(struct list_lru_node *nlru, int memcg_idx, 
		switch (ret) {

		case LRU_REMOVED_RETRY:

			assert_spin_locked(&nlru->lock);

			/* fall through */

			fallthrough;

		case LRU_REMOVED:

			isolated++;

			nlru->nr_items--;

mm/memcontrol.c

+1 −1
Original line number Diff line number Diff line
@@ -5813,7 +5813,7 @@ static int mem_cgroup_move_charge_pte_range(pmd_t *pmd, 
		switch (get_mctgt_type(vma, addr, ptent, &target)) {

		case MC_TARGET_DEVICE:

			device = true;

			/* fall through */

			fallthrough;

		case MC_TARGET_PAGE:

			page = target.page;

			/*