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authorPhillip Potter <phil@philpotter.co.uk>2019-01-21 03:54:27 +0300
committerJan Kara <jack@suse.cz>2019-01-21 19:48:13 +0300
commitbbe7449e2599b58cf7b995461e2189998111f907 (patch)
tree45fb7c60c894558ebbeda7c2c444447739c8cd02 /include/linux/fs.h
parent49a57857aeea06ca831043acbb0fa5e0f50602fd (diff)
downloadlinux-bbe7449e2599b58cf7b995461e2189998111f907.tar.xz
fs: common implementation of file type
Many file systems use a copy&paste implementation of dirent to on-disk file type conversions. Create a common implementation to be used by file systems with some useful conversion helpers to reduce open coded file type conversions in file system code. Signed-off-by: Amir Goldstein <amir73il@gmail.com> Signed-off-by: Phillip Potter <phil@philpotter.co.uk> Signed-off-by: Jan Kara <jack@suse.cz>
Diffstat (limited to 'include/linux/fs.h')
-rw-r--r--include/linux/fs.h17
1 files changed, 1 insertions, 16 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 811c77743dad..92966678539d 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -37,6 +37,7 @@
#include <linux/uuid.h>
#include <linux/errseq.h>
#include <linux/ioprio.h>
+#include <linux/fs_types.h>
#include <asm/byteorder.h>
#include <uapi/linux/fs.h>
@@ -1700,22 +1701,6 @@ int fiemap_fill_next_extent(struct fiemap_extent_info *info, u64 logical,
int fiemap_check_flags(struct fiemap_extent_info *fieinfo, u32 fs_flags);
/*
- * File types
- *
- * NOTE! These match bits 12..15 of stat.st_mode
- * (ie "(i_mode >> 12) & 15").
- */
-#define DT_UNKNOWN 0
-#define DT_FIFO 1
-#define DT_CHR 2
-#define DT_DIR 4
-#define DT_BLK 6
-#define DT_REG 8
-#define DT_LNK 10
-#define DT_SOCK 12
-#define DT_WHT 14
-
-/*
* This is the "filldir" function type, used by readdir() to let
* the kernel specify what kind of dirent layout it wants to have.
* This allows the kernel to read directories into kernel space or