# git rev-parse -q --verify 393144fdab45bfe2dbcde8fc91164f5c732c3590^{commit} 393144fdab45bfe2dbcde8fc91164f5c732c3590 already have revision, skipping fetch # git checkout -q -f -B kisskb 393144fdab45bfe2dbcde8fc91164f5c732c3590 # git clean -qxdf # < git log -1 # commit 393144fdab45bfe2dbcde8fc91164f5c732c3590 # Author: Christophe Leroy # Date: Wed Feb 13 16:06:21 2019 +0000 # # powerpc/8xx: Map 32Mb of RAM at init. # # At the time being, initial MMU setup allows 24 Mbytes # of DATA and 8 Mbytes of code. # # Some debug setup like CONFIG_KASAN generate huge # kernels with text size over the 8M limit and data over the # 24 Mbytes limit. # # Here is an 8xx kernel compiled with CONFIG_KASAN_INLINE for # one of my boards: # # [root@po16846vm linux-powerpc]# size -x vmlinux # text data bss dec hex filename # 0x111019c 0x41b0d4 0x490de0 26984528 19bc050 vmlinux # # This patch maps up to 32 Mbytes code based on _einittext symbol # and allows 32 Mbytes of memory instead of 24. # # Signed-off-by: Christophe Leroy # Signed-off-by: Michael Ellerman # < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version # < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-ld --version # < git log --format=%s --max-count=1 393144fdab45bfe2dbcde8fc91164f5c732c3590 # < make -s -j 120 ARCH=powerpc O=/kisskb/build/powerpc-next_85xx_mpc8560_ads_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- 85xx/mpc8560_ads_defconfig # make -s -j 120 ARCH=powerpc O=/kisskb/build/powerpc-next_85xx_mpc8560_ads_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- INFO: Uncompressed kernel (size 0x4e0358) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0x500000) INFO: Uncompressed kernel (size 0x4cfc30) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0x500000) Image Name: Linux-5.0.0-rc2-g393144fdab45 Created: Fri Feb 22 02:53:29 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 2521042 Bytes = 2461.96 KiB = 2.40 MiB Load Address: 00000000 Entry Point: 00000000 Image Name: Linux-5.0.0-rc2-g393144fdab45 Created: Fri Feb 22 02:53:29 2019 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 2551135 Bytes = 2491.34 KiB = 2.43 MiB Load Address: 00500000 Entry Point: 00500314 Completed OK # rm -rf /kisskb/build/powerpc-next_85xx_mpc8560_ads_defconfig_powerpc-gcc5 # Build took: 0:00:22.611763