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Searched refs:compression (Results 1 – 25 of 25) sorted by relevance

/fs/squashfs/
DKconfig8 filesystem for Linux. It uses zlib, lzo or xz compression to
65 If in doubt, select "Single threaded compression"
68 bool "Single threaded compression"
117 ZLIB compression is the standard compression used by Squashfs
118 file systems. It offers a good trade-off between compression
130 compressed with LZ4 compression. LZ4 compression is mainly
134 LZ4 is not the standard compression used in Squashfs and so most
145 compressed with LZO compression. LZO compression is mainly
149 LZO is not the standard compression used in Squashfs and so most
160 compressed with XZ compression. XZ gives better compression than
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Dsquashfs_fs.h246 __le16 compression; member
Dsuper.c176 le16_to_cpu(sblk->compression)); in squashfs_fill_super()
/fs/jffs2/
DKconfig9 levelling, compression and support for hard links. You cannot use
101 bool "Advanced compression options for JFFS2"
106 compression modules, if any, are enabled in JFFS2. Removing
114 bool "JFFS2 ZLIB compression support" if JFFS2_COMPRESSION_OPTIONS
121 lossless data-compression library for use on virtually any computer
128 bool "JFFS2 LZO compression support" if JFFS2_COMPRESSION_OPTIONS
134 minilzo-based compression. Generally works better than Zlib.
140 bool "JFFS2 RTIME compression support" if JFFS2_COMPRESSION_OPTIONS
147 bool "JFFS2 RUBIN compression support" if JFFS2_COMPRESSION_OPTIONS
154 prompt "JFFS2 default compression mode" if JFFS2_COMPRESSION_OPTIONS
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/fs/pstore/
DKconfig26 tristate "DEFLATE (ZLIB) compression"
31 This option enables DEFLATE (also known as ZLIB) compression
35 tristate "LZO compression"
39 This option enables LZO compression algorithm support.
42 tristate "LZ4 compression"
46 This option enables LZ4 compression algorithm support.
49 tristate "LZ4HC compression"
53 This option enables LZ4HC (high compression) mode algorithm.
56 bool "842 compression"
60 This option enables 842 compression algorithm support.
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/fs/f2fs/
DKconfig96 bool "F2FS compression feature"
99 Enable filesystem-level compression on f2fs regular files,
100 multiple back-end compression algorithms are supported.
103 bool "LZO compression support"
110 bool "LZO-RLE compression support"
117 bool "LZ4 compression support"
124 bool "LZ4HC compression support"
132 bool "ZSTD compression support"
Dsysfs.c958 F2FS_FEATURE_RO_ATTR(compression);
1123 ATTR_LIST(compression),
1151 F2FS_SB_FEATURE_RO_ATTR(compression, COMPRESSION);
Df2fs.h4408 F2FS_FEATURE_FUNCS(compression, COMPRESSION);
/fs/ubifs/
DKconfig23 bool "Advanced compression options"
32 bool "LZO compression support" if UBIFS_FS_ADVANCED_COMPR
39 bool "ZLIB compression support" if UBIFS_FS_ADVANCED_COMPR
45 bool "ZSTD compression support" if UBIFS_FS_ADVANCED_COMPR
50 in compression ratio over LZO. Say 'Y' if unsure.
/fs/erofs/
DKconfig16 It also provides fixed-sized output compression support in order to
17 improve storage density as well as keep relatively higher compression
82 Enable fixed-sized output compression for EROFS.
84 If you don't want to enable compression feature, say N.
94 gives better compression ratios than the LZ4 algorithm, at the
/fs/ntfs3/
DKconfig30 4 possible variants of compression are: xpress4k, xpress8k, xpress16k and lzx.
Dsuper.c1510 MODULE_INFO(compression, "Read-only lzx/xpress compression included");
/fs/btrfs/
DMakefile30 compression.o delayed-ref.o relocation.o delayed-inode.o scrub.o \
Dinode.c10339 encoded->compression = ret; in btrfs_encoded_read_inline()
10340 if (encoded->compression) { in btrfs_encoded_read_inline()
10700 encoded->compression = ret; in btrfs_encoded_read()
10729 encoded->compression, in btrfs_encoded_read()
10756 int compression; in btrfs_do_encoded_write() local
10767 switch (encoded->compression) { in btrfs_do_encoded_write()
10769 compression = BTRFS_COMPRESS_ZLIB; in btrfs_do_encoded_write()
10772 compression = BTRFS_COMPRESS_ZSTD; in btrfs_do_encoded_write()
10780 if (encoded->compression - in btrfs_do_encoded_write()
10784 compression = BTRFS_COMPRESS_LZO; in btrfs_do_encoded_write()
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Dioctl.c101 __u32 compression; member
5394 args.compression = args32.compression; in btrfs_ioctl_encoded_write()
5412 if (args.compression == BTRFS_ENCODED_IO_COMPRESSION_NONE && in btrfs_ioctl_encoded_write()
5415 if (args.compression >= BTRFS_ENCODED_IO_COMPRESSION_TYPES || in btrfs_ioctl_encoded_write()
Dextent_io.c3985 u8 compression; in extent_fiemap() local
4026 compression = btrfs_file_extent_compression(leaf, ei); in extent_fiemap()
4032 if (compression == BTRFS_COMPRESS_NONE) in extent_fiemap()
4036 if (compression != BTRFS_COMPRESS_NONE) in extent_fiemap()
Dctree.h2685 struct btrfs_file_extent_item, compression, 8);
2712 compression, 8);
Dsend.c1532 u8 compression; in read_symlink() local
1565 compression = btrfs_file_extent_compression(path->nodes[0], ei); in read_symlink()
1567 BUG_ON(compression); in read_symlink()
/fs/smb/client/
Dfs_context.h264 __u16 compression; /* compression algorithm 0xFFFF default 0=disabled */ member
Dfs_context.c880 ctx->compression = UNKNOWN_TYPE; in smb3_fs_context_parse_param()
Dconnect.c1740 tcp_ses->compress_algorithm = cpu_to_le16(ctx->compression); in cifs_get_tcp_session()
/fs/cramfs/
DREADME167 value don't get as good compression as they can.
180 The main advantage of option 3 over 1, 2, is better compression. The
/fs/btrfs/tests/
Dinode-tests.c17 u64 disk_len, u32 type, u8 compression, int slot) in insert_extent() argument
45 btrfs_set_file_extent_compression(leaf, fi, compression); in insert_extent()
/fs/incfs/
Ddata_mgmt.c1388 if (block->compression == COMPRESSION_LZ4) in incfs_process_new_data_block()
1390 else if (block->compression == COMPRESSION_ZSTD) in incfs_process_new_data_block()
1392 else if (block->compression) in incfs_process_new_data_block()
/fs/ext4/
Dext4.h2129 EXT4_FEATURE_INCOMPAT_FUNCS(compression, COMPRESSION) in EXT4_FEATURE_COMPAT_FUNCS()