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| author | Randy Dunlap <rdunlap@xenotime.net> | 2012-05-31 16:26:46 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-05-31 17:49:33 -0700 |
| commit | 0a4dd35c67b144d8ef9432120105f1aab9293ee9 (patch) | |
| tree | 2a97fd06c650ea75cf8438ea90e0f50776248793 | |
| parent | b32dfe377102ce668775f8b6b1461f7ad428f8b6 (diff) | |
| download | lwn-0a4dd35c67b144d8ef9432120105f1aab9293ee9.tar.gz lwn-0a4dd35c67b144d8ef9432120105f1aab9293ee9.zip | |
kconfig: update compression algorithm info
There have been new compression algorithms added without updating nearby
relevant descriptive text that refers to (a) the number of compression
algorithms and (b) the most recent one. Fix these inconsistencies.
Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Reported-by: <qasdfgtyuiop@gmail.com>
Cc: Lasse Collin <lasse.collin@tukaani.org>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Markus Trippelsdorf <markus@trippelsdorf.de>
Cc: Alain Knaff <alain@knaff.lu>
Cc: Albin Tonnerre <albin.tonnerre@free-electrons.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | init/Kconfig | 11 | ||||
| -rw-r--r-- | usr/Kconfig | 10 |
2 files changed, 10 insertions, 11 deletions
diff --git a/init/Kconfig b/init/Kconfig index 81816b82860b..7dca2cebec99 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -167,7 +167,7 @@ config KERNEL_BZIP2 depends on HAVE_KERNEL_BZIP2 help Its compression ratio and speed is intermediate. - Decompression speed is slowest among the three. The kernel + Decompression speed is slowest among the choices. The kernel size is about 10% smaller with bzip2, in comparison to gzip. Bzip2 uses a large amount of memory. For modern kernels you will need at least 8MB RAM or more for booting. @@ -176,10 +176,9 @@ config KERNEL_LZMA bool "LZMA" depends on HAVE_KERNEL_LZMA help - The most recent compression algorithm. - Its ratio is best, decompression speed is between the other - two. Compression is slowest. The kernel size is about 33% - smaller with LZMA in comparison to gzip. + This compression algorithm's ratio is best. Decompression speed + is between gzip and bzip2. Compression is slowest. + The kernel size is about 33% smaller with LZMA in comparison to gzip. config KERNEL_XZ bool "XZ" @@ -200,7 +199,7 @@ config KERNEL_LZO bool "LZO" depends on HAVE_KERNEL_LZO help - Its compression ratio is the poorest among the 4. The kernel + Its compression ratio is the poorest among the choices. The kernel size is about 10% bigger than gzip; however its speed (both compression and decompression) is the fastest. diff --git a/usr/Kconfig b/usr/Kconfig index 65b845bd4e3e..085872bb2bb5 100644 --- a/usr/Kconfig +++ b/usr/Kconfig @@ -134,7 +134,7 @@ config INITRAMFS_COMPRESSION_BZIP2 depends on RD_BZIP2 help Its compression ratio and speed is intermediate. - Decompression speed is slowest among the four. The initramfs + Decompression speed is slowest among the choices. The initramfs size is about 10% smaller with bzip2, in comparison to gzip. Bzip2 uses a large amount of memory. For modern kernels you will need at least 8MB RAM or more for booting. @@ -143,9 +143,9 @@ config INITRAMFS_COMPRESSION_LZMA bool "LZMA" depends on RD_LZMA help - The most recent compression algorithm. - Its ratio is best, decompression speed is between the other - three. Compression is slowest. The initramfs size is about 33% + This algorithm's compression ratio is best. + Decompression speed is between the other choices. + Compression is slowest. The initramfs size is about 33% smaller with LZMA in comparison to gzip. config INITRAMFS_COMPRESSION_XZ @@ -161,7 +161,7 @@ config INITRAMFS_COMPRESSION_LZO bool "LZO" depends on RD_LZO help - Its compression ratio is the poorest among the four. The kernel + Its compression ratio is the poorest among the choices. The kernel size is about 10% bigger than gzip; however its speed (both compression and decompression) is the fastest. |