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authorNamjae Jeon <namjae.jeon@samsung.com>2013-04-30 03:21:09 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2013-04-30 05:28:40 +0400
commitf21735d5873ad6c0d71fc15ebbbeda9ef445009b (patch)
tree6b96d31f978a069572b9aa99d169de3f3799fcca /fs/fat/fat.h
parent2628b7a6ac0d7d8246b6781a3e4489d78391ab54 (diff)
downloadlinux-f21735d5873ad6c0d71fc15ebbbeda9ef445009b.tar.xz
fat: move fat_i_pos_read to fat.h
Move fat_i_pos_read to fat.h so that it can be called from nfs.c in the subsequent patches to encode the file handle. Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com> Signed-off-by: Ravishankar N <ravi.n1@samsung.com> Signed-off-by: Amit Sahrawat <a.sahrawat@samsung.com> Acked-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/fat/fat.h')
-rw-r--r--fs/fat/fat.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/fs/fat/fat.h b/fs/fat/fat.h
index a7b1d86b37c7..f16948ed5bf8 100644
--- a/fs/fat/fat.h
+++ b/fs/fat/fat.h
@@ -218,6 +218,20 @@ static inline sector_t fat_clus_to_blknr(struct msdos_sb_info *sbi, int clus)
+ sbi->data_start;
}
+static inline loff_t fat_i_pos_read(struct msdos_sb_info *sbi,
+ struct inode *inode)
+{
+ loff_t i_pos;
+#if BITS_PER_LONG == 32
+ spin_lock(&sbi->inode_hash_lock);
+#endif
+ i_pos = MSDOS_I(inode)->i_pos;
+#if BITS_PER_LONG == 32
+ spin_unlock(&sbi->inode_hash_lock);
+#endif
+ return i_pos;
+}
+
static inline void fat16_towchar(wchar_t *dst, const __u8 *src, size_t len)
{
#ifdef __BIG_ENDIAN