On Mon, 25 Apr 2022, Geert Uytterhoeven wrote:
JFYI, when comparing v5.18-rc4[1] to v5.18-rc3[3], the summaries are: - build errors: +6/-7
+ /kisskb/src/drivers/media/platform/nxp/imx-pxp.h: error: initializer element is not constant: => 582:38 powerpc-gcc5/powerpc-allmodconfig Seen before, looks like one more large 32-bit constant with bit 31 set lacking the "U" suffix. + error: arch/sparc/kernel/head_32.o: relocation truncated to fit: R_SPARC_WDISP22 against `.init.text': => (.head.text+0x5040), (.head.text+0x5100) + error: arch/sparc/kernel/head_32.o: relocation truncated to fit: R_SPARC_WDISP22 against symbol `leon_smp_cpu_startup' defined in .text section in arch/sparc/kernel/trampoline_32.o: => (.init.text+0xa4) + error: arch/sparc/kernel/process_32.o: relocation truncated to fit: R_SPARC_WDISP22 against `.text': => (.fixup+0xc), (.fixup+0x4) + error: arch/sparc/kernel/signal_32.o: relocation truncated to fit: R_SPARC_WDISP22 against `.text': => (.fixup+0x4), (.fixup+0x10), (.fixup+0x34), (.fixup+0x1c), (.fixup+0x28) sparc64/sparc-allmodconfig + error: page_alloc.c: undefined reference to `vmalloc_huge': => .init.text+0x1458), .init.text+0x13de), .init.text+0x1466) sh4-gcc10/se7619_defconfig m68k-gcc8/m5272c3_defconfig m68k-gcc11/m5272c3_defconfig Anything with CONFIG_MMU=n, I guess. vmalloc_huge() is provided by mm/vmalloc.c, which is not compiled if CONFIG_MMU=n.
[1] http://kisskb.ellerman.id.au/kisskb/branch/linus/head/af2d861d4cd2a4da5137f795ee3509e6f944a25b/ (all 96 configs) [3] http://kisskb.ellerman.id.au/kisskb/branch/linus/head/b2d229d4ddb17db541098b83524d901257e93845/ (all 96 configs)
Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds