initramfs: select builtin initram compression algorithm on KConfig instead of Makefile

[sfrench/cifs-2.6.git] / usr / Kconfig

diff --git a/usr/Kconfig b/usr/Kconfig
index 572dcf7b6a444893829474e6160930fcc73fe6f8..bf8e8f15358f856356ffad460a4b775cdca1d0fb 100644 (file)
--- a/usr/Kconfig
+++ b/usr/Kconfig
@@ -98,3 +98,13 @@ config RD_LZ4
        help
          Support loading of a LZ4 encoded initial ramdisk or cpio buffer
          If unsure, say N.
+
+config INITRAMFS_COMPRESSION
+       string
+       default ".gz"   if RD_GZIP
+       default ".lz4"  if RD_LZ4
+       default ".lzo"  if RD_LZO
+       default ".xz"   if RD_XZ
+       default ".lzma" if RD_LZMA
+       default ".bz2"  if RD_BZIP2
+       default ""