linux-kernel - [PATCH 03/11] f2fs: introduce f2fs

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Date:	Tue,  3 May 2016 11:21:40 -0700
From:	Jaegeuk Kim <jaegeuk@...nel.org>
To:	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	linux-f2fs-devel@...ts.sourceforge.net
Cc:	Jaegeuk Kim <jaegeuk@...nel.org>
Subject: [PATCH 03/11] f2fs: introduce f2fs_kmalloc to wrap kmalloc

This patch adds f2fs_kmalloc.

Signed-off-by: Jaegeuk Kim <jaegeuk@...nel.org>
---
 fs/f2fs/acl.c    | 4 ++--
 fs/f2fs/dir.c    | 2 +-
 fs/f2fs/f2fs.h   | 5 +++++
 fs/f2fs/gc.c     | 2 +-
 fs/f2fs/inline.c | 2 +-
 5 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/fs/f2fs/acl.c b/fs/f2fs/acl.c
index c8f25f7..d757d79 100644
--- a/fs/f2fs/acl.c
+++ b/fs/f2fs/acl.c
@@ -115,7 +115,7 @@ static void *f2fs_acl_to_disk(const struct posix_acl *acl, size_t *size)
 	struct f2fs_acl_entry *entry;
 	int i;
 
-	f2fs_acl = kmalloc(sizeof(struct f2fs_acl_header) + acl->a_count *
+	f2fs_acl = f2fs_kmalloc(sizeof(struct f2fs_acl_header) + acl->a_count *
 			sizeof(struct f2fs_acl_entry), GFP_NOFS);
 	if (!f2fs_acl)
 		return ERR_PTR(-ENOMEM);
@@ -175,7 +175,7 @@ static struct posix_acl *__f2fs_get_acl(struct inode *inode, int type,
 
 	retval = f2fs_getxattr(inode, name_index, "", NULL, 0, dpage);
 	if (retval > 0) {
-		value = kmalloc(retval, GFP_F2FS_ZERO);
+		value = f2fs_kmalloc(retval, GFP_F2FS_ZERO);
 		if (!value)
 			return ERR_PTR(-ENOMEM);
 		retval = f2fs_getxattr(inode, name_index, "", value,
diff --git a/fs/f2fs/dir.c b/fs/f2fs/dir.c
index dbfc1d1..6bd0595 100644
--- a/fs/f2fs/dir.c
+++ b/fs/f2fs/dir.c
@@ -805,7 +805,7 @@ bool f2fs_fill_dentries(struct dir_context *ctx, struct f2fs_dentry_ptr *d,
 			int save_len = fstr->len;
 			int ret;
 
-			de_name.name = kmalloc(de_name.len, GFP_NOFS);
+			de_name.name = f2fs_kmalloc(de_name.len, GFP_NOFS);
 			if (!de_name.name)
 				return false;
 
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 38aa75c..364d5fd 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -1643,6 +1643,11 @@ static inline bool f2fs_may_extent_tree(struct inode *inode)
 	return S_ISREG(inode->i_mode);
 }
 
+static inline void *f2fs_kmalloc(size_t size, gfp_t flags)
+{
+	return kmalloc(size, flags);
+}
+
 static inline void *f2fs_kvmalloc(size_t size, gfp_t flags)
 {
 	void *ret;
diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index 19e9faf..38d56f6 100644
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -96,7 +96,7 @@ int start_gc_thread(struct f2fs_sb_info *sbi)
 	dev_t dev = sbi->sb->s_bdev->bd_dev;
 	int err = 0;
 
-	gc_th = kmalloc(sizeof(struct f2fs_gc_kthread), GFP_KERNEL);
+	gc_th = f2fs_kmalloc(sizeof(struct f2fs_gc_kthread), GFP_KERNEL);
 	if (!gc_th) {
 		err = -ENOMEM;
 		goto out;
diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c
index e61084c..33830b2 100644
--- a/fs/f2fs/inline.c
+++ b/fs/f2fs/inline.c
@@ -465,7 +465,7 @@ static int f2fs_move_rehashed_dirents(struct inode *dir, struct page *ipage,
 	struct f2fs_inline_dentry *backup_dentry;
 	int err;
 
-	backup_dentry = kmalloc(sizeof(struct f2fs_inline_dentry),
+	backup_dentry = f2fs_kmalloc(sizeof(struct f2fs_inline_dentry),
 							GFP_F2FS_ZERO);
 	if (!backup_dentry)
 		return -ENOMEM;
-- 
2.6.3