From 5a2aa8f184ecc8544832764e8b21f6eafd3a68bc Mon Sep 17 00:00:00 2001 From: Gabor Juhos Date: Tue, 29 Jan 2013 21:32:22 +0000 Subject: [PATCH] generic: fix default compression selection in ubifs Signed-off-by: Gabor Juhos SVN-Revision: 35398 --- ...fs-fix-default-compression-selection.patch | 29 +++++++++++++++++++ ...fs-fix-default-compression-selection.patch | 29 +++++++++++++++++++ 2 files changed, 58 insertions(+) create mode 100644 target/linux/generic/patches-3.7/551-ubifs-fix-default-compression-selection.patch create mode 100644 target/linux/generic/patches-3.8/551-ubifs-fix-default-compression-selection.patch diff --git a/target/linux/generic/patches-3.7/551-ubifs-fix-default-compression-selection.patch b/target/linux/generic/patches-3.7/551-ubifs-fix-default-compression-selection.patch new file mode 100644 index 00000000000..1b0f30718cf --- /dev/null +++ b/target/linux/generic/patches-3.7/551-ubifs-fix-default-compression-selection.patch @@ -0,0 +1,29 @@ +--- a/fs/ubifs/sb.c ++++ b/fs/ubifs/sb.c +@@ -63,6 +63,17 @@ + /* Default time granularity in nanoseconds */ + #define DEFAULT_TIME_GRAN 1000000000 + ++static int get_default_compressor(void) ++{ ++ if (ubifs_compr_present(UBIFS_COMPR_LZO)) ++ return UBIFS_COMPR_LZO; ++ ++ if (ubifs_compr_present(UBIFS_COMPR_ZLIB)) ++ return UBIFS_COMPR_ZLIB; ++ ++ return UBIFS_COMPR_NONE; ++} ++ + /** + * create_default_filesystem - format empty UBI volume. + * @c: UBIFS file-system description object +@@ -183,7 +194,7 @@ static int create_default_filesystem(str + if (c->mount_opts.override_compr) + sup->default_compr = cpu_to_le16(c->mount_opts.compr_type); + else +- sup->default_compr = cpu_to_le16(UBIFS_COMPR_LZO); ++ sup->default_compr = cpu_to_le16(get_default_compressor()); + + generate_random_uuid(sup->uuid); + diff --git a/target/linux/generic/patches-3.8/551-ubifs-fix-default-compression-selection.patch b/target/linux/generic/patches-3.8/551-ubifs-fix-default-compression-selection.patch new file mode 100644 index 00000000000..1b0f30718cf --- /dev/null +++ b/target/linux/generic/patches-3.8/551-ubifs-fix-default-compression-selection.patch @@ -0,0 +1,29 @@ +--- a/fs/ubifs/sb.c ++++ b/fs/ubifs/sb.c +@@ -63,6 +63,17 @@ + /* Default time granularity in nanoseconds */ + #define DEFAULT_TIME_GRAN 1000000000 + ++static int get_default_compressor(void) ++{ ++ if (ubifs_compr_present(UBIFS_COMPR_LZO)) ++ return UBIFS_COMPR_LZO; ++ ++ if (ubifs_compr_present(UBIFS_COMPR_ZLIB)) ++ return UBIFS_COMPR_ZLIB; ++ ++ return UBIFS_COMPR_NONE; ++} ++ + /** + * create_default_filesystem - format empty UBI volume. + * @c: UBIFS file-system description object +@@ -183,7 +194,7 @@ static int create_default_filesystem(str + if (c->mount_opts.override_compr) + sup->default_compr = cpu_to_le16(c->mount_opts.compr_type); + else +- sup->default_compr = cpu_to_le16(UBIFS_COMPR_LZO); ++ sup->default_compr = cpu_to_le16(get_default_compressor()); + + generate_random_uuid(sup->uuid); +