Hi all, After merging the akpm-current tree, today's linux-next build (powerpc ppc44x_defconfig) failed like this: WARNING: unmet direct dependencies detected for CRYPTO_LZO Depends on [m]: CRYPTO [=m] Selected by [y]: - ZRAM_DEF_COMP_LZORLE [=y] && Selected by [m]: - UBIFS_FS [=m] && MISC_FILESYSTEMS [=y] && MTD_UBI [=m] && UBIFS_FS_LZO [=y] WARNING: unmet direct dependencies detected for CRYPTO_LZO Depends on [m]: CRYPTO [=m] Selected by [y]: - ZRAM_DEF_COMP_LZORLE [=y] && Selected by [m]: - UBIFS_FS [=m] && MISC_FILESYSTEMS [=y] && MTD_UBI [=m] && UBIFS_FS_LZO [=y] WARNING: unmet direct dependencies detected for CRYPTO_LZO Depends on [m]: CRYPTO [=m] Selected by [y]: - ZRAM_DEF_COMP_LZORLE [=y] && Selected by [m]: - UBIFS_FS [=m] && MISC_FILESYSTEMS [=y] && MTD_UBI [=m] && UBIFS_FS_LZO [=y] WARNING: unmet direct dependencies detected for CRYPTO_LZO Depends on [m]: CRYPTO [=m] Selected by [y]: - ZRAM_DEF_COMP_LZORLE [=y] && Selected by [m]: - UBIFS_FS [=m] && MISC_FILESYSTEMS [=y] && MTD_UBI [=m] && UBIFS_FS_LZO [=y] WARNING: unmet direct dependencies detected for CRYPTO_LZO Depends on [m]: CRYPTO [=m] Selected by [y]: - ZRAM_DEF_COMP_LZORLE [=y] && Selected by [m]: - UBIFS_FS [=m] && MISC_FILESYSTEMS [=y] && MTD_UBI [=m] && UBIFS_FS_LZO [=y] ld: crypto/lzo.o: in function `lzo_compress': lzo.c:(.text+0xbc): undefined reference to `lzo1x_1_compress' ld: crypto/lzo.o: in function `lzo_scompress': lzo.c:(.text+0x228): undefined reference to `lzo1x_1_compress' ld: crypto/lzo.o: in function `lzo_mod_fini': lzo.c:(.exit.text+0x1c): undefined reference to `crypto_unregister_alg' ld: lzo.c:(.exit.text+0x34): undefined reference to `crypto_unregister_scomp' ld: crypto/lzo.o: in function `lzo_mod_init': lzo.c:(.init.text+0x20): undefined reference to `crypto_register_alg' ld: lzo.c:(.init.text+0x30): undefined reference to `crypto_register_scomp' ld: lzo.c:(.init.text+0x40): undefined reference to `crypto_unregister_alg' ld: crypto/lzo-rle.o: in function `lzorle_compress': lzo-rle.c:(.text+0xbc): undefined reference to `lzorle1x_1_compress' ld: crypto/lzo-rle.o: in function `lzorle_scompress': lzo-rle.c:(.text+0x228): undefined reference to `lzorle1x_1_compress' ld: crypto/lzo-rle.o: in function `lzorle_mod_fini': lzo-rle.c:(.exit.text+0x1c): undefined reference to `crypto_unregister_alg' ld: lzo-rle.c:(.exit.text+0x34): undefined reference to `crypto_unregister_scomp' ld: crypto/lzo-rle.o: in function `lzorle_mod_init': lzo-rle.c:(.init.text+0x20): undefined reference to `crypto_register_alg' ld: lzo-rle.c:(.init.text+0x30): undefined reference to `crypto_register_scomp' ld: lzo-rle.c:(.init.text+0x40): undefined reference to `crypto_unregister_alg' Caused by commit a6d52df2d8bc ("zram: break the strict dependency from lzo") I have reverted that commit for today. -- Cheers, Stephen Rothwell