[PATCH v2] staging:erofs: Remove __EROFS_BIT macro

From: Aaron Strahlberger
Date: Wed Dec 12 2018 - 07:02:19 EST


The `__EROFS_BIT` macro is used only once, do define the
`EROFS_I_DATA_MAPPING_BIT` constant. This Patch removes this
macro and expands it in the place it is used.

Signed-off-by: Aaron Strahlberger <aaron.strahlberger@xxxxxxxxx>
Signed-off-by: Julius Wiedmann <julius.wiedmann@xxxxxx>
Signed-off-by: Dominik Huber <domi250@xxxxxx>
---
drivers/staging/erofs/erofs_fs.h | 9 ++++-----
1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/drivers/staging/erofs/erofs_fs.h b/drivers/staging/erofs/erofs_fs.h
index d4bffa2852b3..da5562df847b 100644
--- a/drivers/staging/erofs/erofs_fs.h
+++ b/drivers/staging/erofs/erofs_fs.h
@@ -38,10 +38,6 @@ struct erofs_super_block {
/* 80 */__u8 reserved2[48]; /* 128 bytes */
} __packed;

-#define __EROFS_BIT(_prefix, _cur, _pre) enum { \
- _prefix ## _cur ## _BIT = _prefix ## _pre ## _BIT + \
- _prefix ## _pre ## _BITS }
-
/*
* erofs inode data mapping:
* 0 - inode plain without inline data A:
@@ -58,11 +54,14 @@ enum {
EROFS_INODE_LAYOUT_INLINE,
EROFS_INODE_LAYOUT_MAX
};
+
#define EROFS_I_VERSION_BITS 1
#define EROFS_I_DATA_MAPPING_BITS 3

#define EROFS_I_VERSION_BIT 0
-__EROFS_BIT(EROFS_I_, DATA_MAPPING, VERSION);
+enum {
+ EROFS_I_DATA_MAPPING_BIT = EROFS_I_VERSION_BIT + EROFS_I_VERSION_BITS
+}

struct erofs_inode_v1 {
/* 0 */__le16 i_advise;
--
2.19.2