[PATCH] ext4: Optimize memory usage in xattr

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Currently struct ext4_attr_info->in_inode use int, but the
value is only 0 or 1, so replace int with bool.

Signed-off-by: JunChao Sun <sunjunchao2870@xxxxxxxxx>
---
 fs/ext4/xattr.c | 8 ++++----
 fs/ext4/xattr.h | 2 +-
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c
index 767454d..d57408c 100644
--- a/fs/ext4/xattr.c
+++ b/fs/ext4/xattr.c
@@ -1639,7 +1639,7 @@ static int ext4_xattr_set_entry(struct ext4_xattr_info *i,
 	struct ext4_xattr_entry *last, *next;
 	struct ext4_xattr_entry *here = s->here;
 	size_t min_offs = s->end - s->base, name_len = strlen(i->name);
-	int in_inode = i->in_inode;
+	bool in_inode = i->in_inode;
 	struct inode *old_ea_inode = NULL;
 	struct inode *new_ea_inode = NULL;
 	size_t old_size, new_size;
@@ -2354,7 +2354,7 @@ static struct buffer_head *ext4_xattr_get_block(struct inode *inode)
 		.name = name,
 		.value = value,
 		.value_len = value_len,
-		.in_inode = 0,
+		.in_inode = false,
 	};
 	struct ext4_xattr_ibody_find is = {
 		.s = { .not_found = -ENODATA, },
@@ -2441,7 +2441,7 @@ static struct buffer_head *ext4_xattr_get_block(struct inode *inode)
 		if (ext4_has_feature_ea_inode(inode->i_sb) &&
 		    (EXT4_XATTR_SIZE(i.value_len) >
 			EXT4_XATTR_MIN_LARGE_EA_SIZE(inode->i_sb->s_blocksize)))
-			i.in_inode = 1;
+			i.in_inode = true;
 retry_inode:
 		error = ext4_xattr_ibody_set(handle, inode, &i, &is);
 		if (!error && !bs.s.not_found) {
@@ -2467,7 +2467,7 @@ static struct buffer_head *ext4_xattr_get_block(struct inode *inode)
 				 */
 				if (ext4_has_feature_ea_inode(inode->i_sb) &&
 				    i.value_len && !i.in_inode) {
-					i.in_inode = 1;
+					i.in_inode = true;
 					goto retry_inode;
 				}
 			}
diff --git a/fs/ext4/xattr.h b/fs/ext4/xattr.h
index 824faf0..355d373 100644
--- a/fs/ext4/xattr.h
+++ b/fs/ext4/xattr.h
@@ -113,7 +113,7 @@ struct ext4_xattr_info {
 	const void *value;
 	size_t value_len;
 	int name_index;
-	int in_inode;
+	bool in_inode;
 };
 
 struct ext4_xattr_search {
-- 
1.8.3.1




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