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authorGao Xiang <hsiangkao@linux.alibaba.com>2024-05-08 15:33:57 +0300
committerGao Xiang <hsiangkao@linux.alibaba.com>2024-05-08 15:36:43 +0300
commitd69189428d50c9a8de6475f3c8c241f86f4e764a (patch)
tree0893ae67b4c10d250ebe8b75bf6861b8b5cd8a6e /fs/erofs/erofs_fs.h
parent1872df8dcd87bd1e623e1a70076d08636b9c473d (diff)
downloadlinux-d69189428d50c9a8de6475f3c8c241f86f4e764a.tar.xz
erofs: clean up z_erofs_load_full_lcluster()
Only four lcluster types here, remove redundant code. No real logic changes. Signed-off-by: Gao Xiang <hsiangkao@linux.alibaba.com> Link: https://lore.kernel.org/r/20240508123357.3266173-1-hsiangkao@linux.alibaba.com
Diffstat (limited to 'fs/erofs/erofs_fs.h')
-rw-r--r--fs/erofs/erofs_fs.h5
1 files changed, 1 insertions, 4 deletions
diff --git a/fs/erofs/erofs_fs.h b/fs/erofs/erofs_fs.h
index a03ec70ba6f2..550baf1729d4 100644
--- a/fs/erofs/erofs_fs.h
+++ b/fs/erofs/erofs_fs.h
@@ -396,8 +396,7 @@ enum {
Z_EROFS_LCLUSTER_TYPE_MAX
};
-#define Z_EROFS_LI_LCLUSTER_TYPE_BITS 2
-#define Z_EROFS_LI_LCLUSTER_TYPE_BIT 0
+#define Z_EROFS_LI_LCLUSTER_TYPE_MASK (Z_EROFS_LCLUSTER_TYPE_MAX - 1)
/* (noncompact only, HEAD) This pcluster refers to partial decompressed data */
#define Z_EROFS_LI_PARTIAL_REF (1 << 15)
@@ -451,8 +450,6 @@ static inline void erofs_check_ondisk_layout_definitions(void)
sizeof(struct z_erofs_lcluster_index));
BUILD_BUG_ON(sizeof(struct erofs_deviceslot) != 128);
- BUILD_BUG_ON(BIT(Z_EROFS_LI_LCLUSTER_TYPE_BITS) <
- Z_EROFS_LCLUSTER_TYPE_MAX - 1);
/* exclude old compiler versions like gcc 7.5.0 */
BUILD_BUG_ON(__builtin_constant_p(fmh) ?
fmh != cpu_to_le64(1ULL << 63) : 0);