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authorOGAWA Hirofumi <hirofumi@mail.parknet.co.jp>2008-04-28 02:16:29 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-04-28 08:58:47 -0700
commitc7a6c4edc74ee5c3d990325fe93b6916f43499f4 (patch)
tree4bdeb0b0784bc17e5d54eb4c481fbb338ce9b642 /fs/vfat
parentf22032ba8de2960a64a3dd9719fb5c99b1f1ae6e (diff)
downloadlinux-c7a6c4edc74ee5c3d990325fe93b6916f43499f4.tar.gz
fat: use __getname()
__getname() is faster than __get_free_page(). Use it.

Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/vfat')
-rw-r--r--fs/vfat/namei.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/fs/vfat/namei.c b/fs/vfat/namei.c
index ab4f3da770f0..5b66162d0747 100644
--- a/fs/vfat/namei.c
+++ b/fs/vfat/namei.c
@@ -472,7 +472,7 @@ xlate_to_uni(const unsigned char *name, int len, unsigned char *outname,
 	if (utf8) {
 		int name_len = strlen(name);
 
-		*outlen = utf8_mbstowcs((wchar_t *)outname, name, PAGE_SIZE);
+		*outlen = utf8_mbstowcs((wchar_t *)outname, name, PATH_MAX);
 
 		/*
 		 * We stripped '.'s before and set len appropriately,
@@ -565,7 +565,6 @@ static int vfat_build_slots(struct inode *dir, const unsigned char *name,
 	struct fat_mount_options *opts = &sbi->options;
 	struct msdos_dir_slot *ps;
 	struct msdos_dir_entry *de;
-	unsigned long page;
 	unsigned char cksum, lcase;
 	unsigned char msdos_name[MSDOS_NAME];
 	wchar_t *uname;
@@ -575,11 +574,10 @@ static int vfat_build_slots(struct inode *dir, const unsigned char *name,
 
 	*nr_slots = 0;
 
-	page = __get_free_page(GFP_KERNEL);
-	if (!page)
+	uname = __getname();
+	if (!uname)
 		return -ENOMEM;
 
-	uname = (wchar_t *)page;
 	err = xlate_to_uni(name, len, (unsigned char *)uname, &ulen, &usize,
 			   opts->unicode_xlate, opts->utf8, sbi->nls_io);
 	if (err)
@@ -631,7 +629,7 @@ shortname:
 	de->starthi = cpu_to_le16(cluster >> 16);
 	de->size = 0;
 out_free:
-	free_page(page);
+	__putname(uname);
 	return err;
 }