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-rw-r--r--target/linux/generic/patches-4.4/541-ubifs-xz-decompression-support.patch94
1 files changed, 0 insertions, 94 deletions
diff --git a/target/linux/generic/patches-4.4/541-ubifs-xz-decompression-support.patch b/target/linux/generic/patches-4.4/541-ubifs-xz-decompression-support.patch
deleted file mode 100644
index 277d91507b..0000000000
--- a/target/linux/generic/patches-4.4/541-ubifs-xz-decompression-support.patch
+++ /dev/null
@@ -1,94 +0,0 @@
---- a/fs/ubifs/Kconfig
-+++ b/fs/ubifs/Kconfig
-@@ -5,8 +5,10 @@ config UBIFS_FS
- select CRYPTO if UBIFS_FS_ADVANCED_COMPR
- select CRYPTO if UBIFS_FS_LZO
- select CRYPTO if UBIFS_FS_ZLIB
-+ select CRYPTO if UBIFS_FS_XZ
- select CRYPTO_LZO if UBIFS_FS_LZO
- select CRYPTO_DEFLATE if UBIFS_FS_ZLIB
-+ select CRYPTO_XZ if UBIFS_FS_XZ
- depends on MTD_UBI
- help
- UBIFS is a file system for flash devices which works on top of UBI.
-@@ -36,6 +38,14 @@ config UBIFS_FS_ZLIB
- help
- Zlib compresses better than LZO but it is slower. Say 'Y' if unsure.
-
-+config UBIFS_FS_XZ
-+ bool "XZ decompression support" if UBIFS_FS_ADVANCED_COMPR
-+ depends on UBIFS_FS
-+ default y
-+ help
-+ XZ compresses better the ZLIB but it is slower..
-+ Say 'Y' if unsure.
-+
- config UBIFS_ATIME_SUPPORT
- bool "Access time support" if UBIFS_FS
- depends on UBIFS_FS
---- a/fs/ubifs/compress.c
-+++ b/fs/ubifs/compress.c
-@@ -71,6 +71,24 @@ static struct ubifs_compressor zlib_comp
- };
- #endif
-
-+#ifdef CONFIG_UBIFS_FS_XZ
-+static DEFINE_MUTEX(xz_enc_mutex);
-+static DEFINE_MUTEX(xz_dec_mutex);
-+
-+static struct ubifs_compressor xz_compr = {
-+ .compr_type = UBIFS_COMPR_XZ,
-+ .comp_mutex = &xz_enc_mutex,
-+ .decomp_mutex = &xz_dec_mutex,
-+ .name = "xz",
-+ .capi_name = "xz",
-+};
-+#else
-+static struct ubifs_compressor xz_compr = {
-+ .compr_type = UBIFS_COMPR_XZ,
-+ .name = "xz",
-+};
-+#endif
-+
- /* All UBIFS compressors */
- struct ubifs_compressor *ubifs_compressors[UBIFS_COMPR_TYPES_CNT];
-
-@@ -232,9 +250,15 @@ int __init ubifs_compressors_init(void)
- if (err)
- goto out_lzo;
-
-+ err = compr_init(&xz_compr);
-+ if (err)
-+ goto out_zlib;
-+
- ubifs_compressors[UBIFS_COMPR_NONE] = &none_compr;
- return 0;
-
-+out_zlib:
-+ compr_exit(&zlib_compr);
- out_lzo:
- compr_exit(&lzo_compr);
- return err;
-@@ -247,4 +271,5 @@ void ubifs_compressors_exit(void)
- {
- compr_exit(&lzo_compr);
- compr_exit(&zlib_compr);
-+ compr_exit(&xz_compr);
- }
---- a/fs/ubifs/ubifs-media.h
-+++ b/fs/ubifs/ubifs-media.h
-@@ -332,12 +332,14 @@ enum {
- * UBIFS_COMPR_NONE: no compression
- * UBIFS_COMPR_LZO: LZO compression
- * UBIFS_COMPR_ZLIB: ZLIB compression
-+ * UBIFS_COMPR_XZ: XZ compression
- * UBIFS_COMPR_TYPES_CNT: count of supported compression types
- */
- enum {
- UBIFS_COMPR_NONE,
- UBIFS_COMPR_LZO,
- UBIFS_COMPR_ZLIB,
-+ UBIFS_COMPR_XZ,
- UBIFS_COMPR_TYPES_CNT,
- };
-