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authorGustavo A. R. Silva <gustavoars@kernel.org>2020-08-23 17:36:59 -0500
committerGustavo A. R. Silva <gustavoars@kernel.org>2020-08-23 17:36:59 -0500
commitdf561f6688fef775baa341a0f5d960becd248b11 (patch)
tree05a57bb60ea02d9119e42c5acbef603a30dfe2a3 /fs/nilfs2
parentd012a7190fc1fd72ed48911e77ca97ba4521bccd (diff)
downloadlinux-df561f6688fef775baa341a0f5d960becd248b11.tar.gz
treewide: Use fallthrough pseudo-keyword
Replace the existing /* fall through */ comments and its variants with
the new pseudo-keyword macro fallthrough[1]. Also, remove unnecessary
fall-through markings when it is the case.

[1] https://www.kernel.org/doc/html/v5.7/process/deprecated.html?highlight=fallthrough#implicit-switch-case-fall-through

Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Diffstat (limited to 'fs/nilfs2')
-rw-r--r--fs/nilfs2/bmap.c2
-rw-r--r--fs/nilfs2/recovery.c2
-rw-r--r--fs/nilfs2/segment.c19
3 files changed, 14 insertions, 9 deletions
diff --git a/fs/nilfs2/bmap.c b/fs/nilfs2/bmap.c
index fb5a9a8a13cf..e516ae389ca5 100644
--- a/fs/nilfs2/bmap.c
+++ b/fs/nilfs2/bmap.c
@@ -519,7 +519,7 @@ int nilfs_bmap_read(struct nilfs_bmap *bmap, struct nilfs_inode *raw_inode)
 		break;
 	case NILFS_IFILE_INO:
 		lockdep_set_class(&bmap->b_sem, &nilfs_bmap_mdt_lock_key);
-		/* Fall through */
+		fallthrough;
 	default:
 		bmap->b_ptr_type = NILFS_BMAP_PTR_VM;
 		bmap->b_last_allocated_key = 0;
diff --git a/fs/nilfs2/recovery.c b/fs/nilfs2/recovery.c
index 0b453ef8fae5..2217f904a7cf 100644
--- a/fs/nilfs2/recovery.c
+++ b/fs/nilfs2/recovery.c
@@ -626,7 +626,7 @@ static int nilfs_do_roll_forward(struct the_nilfs *nilfs,
 			    !(flags & NILFS_SS_SYNDT))
 				goto try_next_pseg;
 			state = RF_DSYNC_ST;
-			/* Fall through */
+			fallthrough;
 		case RF_DSYNC_ST:
 			if (!(flags & NILFS_SS_SYNDT))
 				goto confused;
diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c
index a651e821c2de..e3726aca28ed 100644
--- a/fs/nilfs2/segment.c
+++ b/fs/nilfs2/segment.c
@@ -1138,7 +1138,8 @@ static int nilfs_segctor_collect_blocks(struct nilfs_sc_info *sci, int mode)
 			nilfs_sc_cstage_set(sci, NILFS_ST_DAT);
 			goto dat_stage;
 		}
-		nilfs_sc_cstage_inc(sci);  /* Fall through */
+		nilfs_sc_cstage_inc(sci);
+		fallthrough;
 	case NILFS_ST_GC:
 		if (nilfs_doing_gc()) {
 			head = &sci->sc_gc_inodes;
@@ -1159,7 +1160,8 @@ static int nilfs_segctor_collect_blocks(struct nilfs_sc_info *sci, int mode)
 			}
 			sci->sc_stage.gc_inode_ptr = NULL;
 		}
-		nilfs_sc_cstage_inc(sci);  /* Fall through */
+		nilfs_sc_cstage_inc(sci);
+		fallthrough;
 	case NILFS_ST_FILE:
 		head = &sci->sc_dirty_files;
 		ii = list_prepare_entry(sci->sc_stage.dirty_file_ptr, head,
@@ -1186,7 +1188,7 @@ static int nilfs_segctor_collect_blocks(struct nilfs_sc_info *sci, int mode)
 		}
 		nilfs_sc_cstage_inc(sci);
 		sci->sc_stage.flags |= NILFS_CF_IFILE_STARTED;
-		/* Fall through */
+		fallthrough;
 	case NILFS_ST_IFILE:
 		err = nilfs_segctor_scan_file(sci, sci->sc_root->ifile,
 					      &nilfs_sc_file_ops);
@@ -1197,13 +1199,14 @@ static int nilfs_segctor_collect_blocks(struct nilfs_sc_info *sci, int mode)
 		err = nilfs_segctor_create_checkpoint(sci);
 		if (unlikely(err))
 			break;
-		/* Fall through */
+		fallthrough;
 	case NILFS_ST_CPFILE:
 		err = nilfs_segctor_scan_file(sci, nilfs->ns_cpfile,
 					      &nilfs_sc_file_ops);
 		if (unlikely(err))
 			break;
-		nilfs_sc_cstage_inc(sci);  /* Fall through */
+		nilfs_sc_cstage_inc(sci);
+		fallthrough;
 	case NILFS_ST_SUFILE:
 		err = nilfs_sufile_freev(nilfs->ns_sufile, sci->sc_freesegs,
 					 sci->sc_nfreesegs, &ndone);
@@ -1219,7 +1222,8 @@ static int nilfs_segctor_collect_blocks(struct nilfs_sc_info *sci, int mode)
 					      &nilfs_sc_file_ops);
 		if (unlikely(err))
 			break;
-		nilfs_sc_cstage_inc(sci);  /* Fall through */
+		nilfs_sc_cstage_inc(sci);
+		fallthrough;
 	case NILFS_ST_DAT:
  dat_stage:
 		err = nilfs_segctor_scan_file(sci, nilfs->ns_dat,
@@ -1230,7 +1234,8 @@ static int nilfs_segctor_collect_blocks(struct nilfs_sc_info *sci, int mode)
 			nilfs_sc_cstage_set(sci, NILFS_ST_DONE);
 			return 0;
 		}
-		nilfs_sc_cstage_inc(sci);  /* Fall through */
+		nilfs_sc_cstage_inc(sci);
+		fallthrough;
 	case NILFS_ST_SR:
 		if (mode == SC_LSEG_SR) {
 			/* Appending a super root */