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fs/ntfs3: Merge synonym COMPRESSION_UNIT and NTFS_LZNT_CUNIT

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COMPRESSION_UNIT and NTFS_LZNT_CUNIT mean the same thing
(1u<<NTFS_LZNT_CUNIT) determines the size for compression (in clusters).

COMPRESS_MAX_CLUSTER is not used in the code.

Signed-off-by: Konstantin Komarov <almaz.alexandrovich@paragon-software.com>
This commit is contained in:
Konstantin Komarov 2024-05-16 00:41:02 +03:00
parent 34abb4f6fd
commit 487f8d482a
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GPG Key ID: A9B0331F832407B6
5 changed files with 4 additions and 7 deletions
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2
fs/ntfs3/attrib.c
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@ -254,7 +254,7 @@ int attr_make_nonresident(struct ntfs_inode *ni, struct ATTRIB *attr,
align = sbi->cluster_size;
if (is_attr_compressed(attr))
align <<= COMPRESSION_UNIT;
align <<= NTFS_LZNT_CUNIT;
len = (rsize + align - 1) >> sbi->cluster_bits;
run_init(run);

2
fs/ntfs3/frecord.c
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@ -1501,7 +1501,7 @@ int ni_insert_nonresident(struct ntfs_inode *ni, enum ATTR_TYPE type,
if (is_ext) {
if (flags & ATTR_FLAG_COMPRESSED)
attr->nres.c_unit = COMPRESSION_UNIT;
attr->nres.c_unit = NTFS_LZNT_CUNIT;
attr->nres.total_size = attr->nres.alloc_size;
}

2
fs/ntfs3/fslog.c
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@ -2992,7 +2992,7 @@ static struct ATTRIB *attr_create_nonres_log(struct ntfs_sb_info *sbi,
if (is_ext) {
attr->name_off = SIZEOF_NONRESIDENT_EX_LE;
if (is_attr_compressed(attr))
attr->nres.c_unit = COMPRESSION_UNIT;
attr->nres.c_unit = NTFS_LZNT_CUNIT;
attr->nres.run_off =
cpu_to_le16(SIZEOF_NONRESIDENT_EX + name_size);

2
fs/ntfs3/inode.c
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@ -1478,7 +1478,7 @@ int ntfs_create_inode(struct mnt_idmap *idmap, struct inode *dir,
attr->size = cpu_to_le32(SIZEOF_NONRESIDENT_EX + 8);
attr->name_off = SIZEOF_NONRESIDENT_EX_LE;
attr->flags = ATTR_FLAG_COMPRESSED;
attr->nres.c_unit = COMPRESSION_UNIT;
attr->nres.c_unit = NTFS_LZNT_CUNIT;
asize = SIZEOF_NONRESIDENT_EX + 8;
} else {
attr->size = cpu_to_le32(SIZEOF_NONRESIDENT + 8);

3
fs/ntfs3/ntfs.h
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@ -82,9 +82,6 @@ typedef u32 CLST;
#define RESIDENT_LCN ((CLST)-2)
#define COMPRESSED_LCN ((CLST)-3)
#define COMPRESSION_UNIT 4
#define COMPRESS_MAX_CLUSTER 0x1000
enum RECORD_NUM {
MFT_REC_MFT = 0,
MFT_REC_MIRR = 1,