[f2fs] code refactoring:
change InodeInfoFlag enum class member name (f2fs_internal.h)

  (comment: #429 https://fuchsia-review.googlesource.com/c/third_party/f2fs/+/511841)a

Change-Id: I8f10bab457e5f9eccb930d9e1acb2759b013e340
Reviewed-on: https://fuchsia-review.googlesource.com/c/third_party/f2fs/+/531072
Reviewed-by: Brett Wilson <brettw@google.com>
diff --git a/data.cc b/data.cc
index c331a55..9051440 100644
--- a/data.cc
+++ b/data.cc
@@ -81,7 +81,7 @@
 int VnodeF2fs::ReserveNewBlock(DnodeOfData *dn) {
   SbInfo &sbi = fs_->GetSbInfo();
 
-  if (IsInodeFlagSet(&dn->vnode->fi_, InodeInfoFlag::kFiNoAlloc))
+  if (IsInodeFlagSet(&dn->vnode->fi_, InodeInfoFlag::kNoAlloc))
     return -EPERM;
   if (!IncValidBlockCount(&sbi, dn->vnode, 1))
     return -ENOSPC;
diff --git a/dir.cc b/dir.cc
index fc7d006..d6f8403 100644
--- a/dir.cc
+++ b/dir.cc
@@ -261,7 +261,7 @@
   // inode *dir = dentry->d_parent->d_inode;
 #endif
 
-  if (IsInodeFlagSet(&vnode->fi_, InodeInfoFlag::kFiNewInode)) {
+  if (IsInodeFlagSet(&vnode->fi_, InodeInfoFlag::kNewInode)) {
     if (zx_status_t err = Vfs()->Nodemgr().NewInodePage(this, vnode); err != ZX_OK)
       return err;
 
@@ -287,7 +287,7 @@
     InitDentInode(vnode, ipage);
     F2fsPutPage(ipage, 1);
   }
-  if (IsInodeFlagSet(&vnode->fi_, InodeInfoFlag::kFiIncLink)) {
+  if (IsInodeFlagSet(&vnode->fi_, InodeInfoFlag::kIncLink)) {
     vnode->IncNlink();
     vnode->WriteInode(NULL);
   }
@@ -297,12 +297,12 @@
 void Dir::UpdateParentMetadata(VnodeF2fs *vnode, unsigned int current_depth) {
   bool need_dir_update = false;
 
-  if (IsInodeFlagSet(&vnode->fi_, InodeInfoFlag::kFiNewInode)) {
+  if (IsInodeFlagSet(&vnode->fi_, InodeInfoFlag::kNewInode)) {
     if (S_ISDIR(vnode->i_mode_)) {
       IncNlink();
       need_dir_update = true;
     }
-    ClearInodeFlag(&vnode->fi_, InodeInfoFlag::kFiNewInode);
+    ClearInodeFlag(&vnode->fi_, InodeInfoFlag::kNewInode);
   }
 
   auto cur_time = time(nullptr);
@@ -320,8 +320,8 @@
   else
     MarkInodeDirty(this);
 
-  if (IsInodeFlagSet(&vnode->fi_, InodeInfoFlag::kFiIncLink))
-    ClearInodeFlag(&vnode->fi_, InodeInfoFlag::kFiIncLink);
+  if (IsInodeFlagSet(&vnode->fi_, InodeInfoFlag::kIncLink))
+    ClearInodeFlag(&vnode->fi_, InodeInfoFlag::kIncLink);
 }
 
 int Dir::RoomForFilename(DentryBlock *dentry_blk, int slots) {
diff --git a/f2fs_internal.h b/f2fs_internal.h
index c7065ef..b225ae3 100644
--- a/f2fs_internal.h
+++ b/f2fs_internal.h
@@ -673,11 +673,11 @@
 
 /* used for InodeInfo->flags */
 enum class InodeInfoFlag {
-  kFiNewInode = 0, /* indicate newly allocated inode */
-  kFiNeedCp,   /* need to do checkpoint during fsync */
-  kFiIncLink,  /* need to increment i_nlink */
-  kFiAclMode,  /* indicate acl mode */
-  kFiNoAlloc,  /* should not allocate any blocks */
+  kNewInode = 0, /* indicate newly allocated inode */
+  kNeedCp,   /* need to do checkpoint during fsync */
+  kIncLink,  /* need to increment i_nlink */
+  kAclMode,  /* indicate acl mode */
+  kNoAlloc,  /* should not allocate any blocks */
 };
 
 static inline void SetInodeFlag(InodeInfo *fi, InodeInfoFlag flag) {
@@ -694,12 +694,12 @@
 
 [[maybe_unused]] static inline void SetAclInode(InodeInfo *fi, umode_t mode) {
   fi->i_acl_mode = mode;
-  SetInodeFlag(fi, InodeInfoFlag::kFiAclMode);
+  SetInodeFlag(fi, InodeInfoFlag::kAclMode);
 }
 
 [[maybe_unused]] static inline int CondClearInodeFlag(InodeInfo *fi, InodeInfoFlag flag) {
-  if (IsInodeFlagSet(fi, InodeInfoFlag::kFiAclMode)) {
-    ClearInodeFlag(fi, InodeInfoFlag::kFiAclMode);
+  if (IsInodeFlagSet(fi, InodeInfoFlag::kAclMode)) {
+    ClearInodeFlag(fi, InodeInfoFlag::kAclMode);
     return 1;
   }
   return 0;
diff --git a/file.cc b/file.cc
index ea49fa8..7cceb9e 100644
--- a/file.cc
+++ b/file.cc
@@ -149,7 +149,7 @@
 
   if (!S_ISREG(i_mode_) || i_nlink_ != 1)
     need_cp = true;
-  if (IsInodeFlagSet(&fi_, InodeInfoFlag::kFiNeedCp))
+  if (IsInodeFlagSet(&fi_, InodeInfoFlag::kNeedCp))
     need_cp = true;
   if (!Vfs()->SpaceForRollForward())
     need_cp = true;
@@ -169,7 +169,7 @@
     WriteInode(nullptr);
     /* all the dirty node pages should be flushed for POR */
     ret = Vfs()->SyncFs(1);
-    ClearInodeFlag(&fi_, InodeInfoFlag::kFiNeedCp);
+    ClearInodeFlag(&fi_, InodeInfoFlag::kNeedCp);
   } else {
     Page *node_page = nullptr;
     int mark = !Vfs()->Nodemgr().IsCheckpointedNode(Ino());
diff --git a/namei.cc b/namei.cc
index 50b046b..0eb2213 100644
--- a/namei.cc
+++ b/namei.cc
@@ -106,7 +106,7 @@
   if (!TestOpt(&sbi, kMountDisableExtIdentify))
     SetColdFile(name.data());
 
-  SetInodeFlag(&vnode->fi_, InodeInfoFlag::kFiIncLink);
+  SetInodeFlag(&vnode->fi_, InodeInfoFlag::kIncLink);
   if (zx_status_t err = AddLink(name, vnode); err != ZX_OK) {
     vnode->ClearNlink();
     UnlockNewInode(vnode);
@@ -143,9 +143,9 @@
   // AtomicInc(&inode->i_count);
 #endif
 
-  SetInodeFlag(&target->fi_, InodeInfoFlag::kFiIncLink);
+  SetInodeFlag(&target->fi_, InodeInfoFlag::kIncLink);
   if (zx_status_t err = AddLink(name, target); err != ZX_OK) {
-    ClearInodeFlag(&target->fi_, InodeInfoFlag::kFiIncLink);
+    ClearInodeFlag(&target->fi_, InodeInfoFlag::kIncLink);
     Iput(target);
     return err;
   }
@@ -279,9 +279,9 @@
   // mapping_set_gfp_mask(inode->i_mapping, GFP_NOFS | __GFP_ZERO);
 #endif
 
-  SetInodeFlag(&vnode->fi_, InodeInfoFlag::kFiIncLink);
+  SetInodeFlag(&vnode->fi_, InodeInfoFlag::kIncLink);
   if (zx_status_t err = AddLink(name, vnode); err != ZX_OK) {
-    ClearInodeFlag(&vnode->fi_, InodeInfoFlag::kFiIncLink);
+    ClearInodeFlag(&vnode->fi_, InodeInfoFlag::kIncLink);
     vnode->ClearNlink();
     UnlockNewInode(vnode);
     Iput(vnode);
@@ -472,7 +472,7 @@
 
     old_vnode->i_ctime_.tv_sec = cur_time;
     old_vnode->i_ctime_.tv_nsec = 0;
-    SetInodeFlag(&old_vnode->fi_, InodeInfoFlag::kFiNeedCp);
+    SetInodeFlag(&old_vnode->fi_, InodeInfoFlag::kNeedCp);
     MarkInodeDirty(old_vnode);
 
     // TODO(djkim): remove this after pager is available
diff --git a/node.cc b/node.cc
index c06ba36..c09b834 100644
--- a/node.cc
+++ b/node.cc
@@ -1195,7 +1195,7 @@
   Page *page = nullptr;
   int err;
 
-  if (IsInodeFlagSet(&dn->vnode->fi_, InodeInfoFlag::kFiNoAlloc))
+  if (IsInodeFlagSet(&dn->vnode->fi_, InodeInfoFlag::kNoAlloc))
     return ZX_ERR_ACCESS_DENIED;
 
   page = GrabCachePage(nullptr, NodeIno(&sbi), dn->nid);
diff --git a/recovery.cc b/recovery.cc
index 890c97c..b65d83a 100644
--- a/recovery.cc
+++ b/recovery.cc
@@ -136,7 +136,7 @@
     if (entry) {
       entry->blkaddr = blkaddr;
       if (IsInode(page) && Nodemgr().IsDentDnode(page)) {
-        SetInodeFlag(&entry->vnode->fi_, InodeInfoFlag::kFiIncLink);
+        SetInodeFlag(&entry->vnode->fi_, InodeInfoFlag::kIncLink);
       }
     } else {
       if (IsInode(page) && Nodemgr().IsDentDnode(page)) {
diff --git a/super.cc b/super.cc
index 18ae823..2218d04 100644
--- a/super.cc
+++ b/super.cc
@@ -60,7 +60,7 @@
   // fi->i_advise = 0;
   // RwlockInit(&fi->ext.ext_lock);
 
-  // SetInodeFlag(fi, InodeInfoFlag::kFiNewInode);
+  // SetInodeFlag(fi, InodeInfoFlag::kNewInode);
 
   // return &fi->vfs_inode;
 // }
diff --git a/vnode.cc b/vnode.cc
index 3e77573..d22c196 100644
--- a/vnode.cc
+++ b/vnode.cc
@@ -61,7 +61,7 @@
   vnode->fi_.i_advise = 0;
   RwlockInit(&vnode->fi_.ext.ext_lock);
 
-  SetInodeFlag(&vnode->fi_, InodeInfoFlag::kFiNewInode);
+  SetInodeFlag(&vnode->fi_, InodeInfoFlag::kNewInode);
 }
 
 // TODO(sukka): fill vfs->members in addtion to size
@@ -513,7 +513,7 @@
 //   if (i_nlink || IsBadInode(this))
 //     goto no_delete;
 
-//   SetInodeFlag(&fi, InodeInfoFlag::kFiNoAlloc);
+//   SetInodeFlag(&fi, InodeInfoFlag::kNoAlloc);
 //   i_size = 0;
 
 //   if (HasBlocks(this))