Re: Build regressions/improvements in v3.11-rc4

From: Geert Uytterhoeven
Date: Sat Aug 10 2013 - 14:19:44 EST


On Sat, 10 Aug 2013, Geert Uytterhoeven wrote:
> JFYI, when comparing v3.11-rc4 to v3.11-rc3[3], the summaries are:
> - build errors: +20/-35

+ arch/powerpc/kernel/cacheinfo.c: error: 'size_kb' may be used uninitialized in this function [-Werror=uninitialized]: => 526:16
+ arch/powerpc/kernel/pci_dn.c: error: 'ret' may be used uninitialized in this function [-Werror=uninitialized]: => 97:8
+ arch/powerpc/kvm/book3s_hv.c: error: 'vcpus_to_update[need_vpa_update]' may be used uninitialized in this function [-Werror=uninitialized]: => 1187:22
+ arch/powerpc/kvm/book3s_xics.c: error: implicit declaration of function 'get_tb' [-Werror=implicit-function-declaration]: => 812:3
+ arch/powerpc/mm/hash_native_64.c: error: 'a_size' may be used uninitialized in this function [-Werror=uninitialized]: => 578:10
+ arch/powerpc/platforms/cell/axon_msi.c: error: 'ph' may be used uninitialized in this function [-Werror=uninitialized]: => 172:2
+ arch/powerpc/platforms/cell/axon_msi.c: error: 'prop' may be used uninitialized in this function [-Werror=uninitialized]: => 237:2
+ arch/powerpc/platforms/cell/beat_iommu.c: error: 'dma_base' may be used uninitialized in this function [-Werror=uninitialized]: => 69:11
+ arch/powerpc/platforms/cell/beat_iommu.c: error: 'dma_size' may be used uninitialized in this function [-Werror=uninitialized]: => 68:2
+ arch/powerpc/platforms/cell/beat_iommu.c: error: 'io_page_size' may be used uninitialized in this function [-Werror=uninitialized]: => 68:54
+ arch/powerpc/platforms/cell/beat_wrapper.h: error: 'io_space_id' may be used uninitialized in this function [-Werror=uninitialized]: => 249:2
+ arch/powerpc/platforms/cell/beat_wrapper.h: error: 'ioid' may be used uninitialized in this function [-Werror=uninitialized]: => 249:2
+ arch/powerpc/platforms/cell/spufs/inode.c: error: incompatible types when assigning to type 'kgid_t' from type 'int': => 628:16
+ arch/powerpc/platforms/cell/spufs/inode.c: error: incompatible types when assigning to type 'kuid_t' from type 'int': => 623:16
+ arch/powerpc/platforms/powernv/pci-ioda.c: error: 'hose' may be used uninitialized in this function [-Werror=uninitialized]: => 1175:74
+ arch/powerpc/platforms/pseries/pci.c: error: 'pcie_link_speed_stats' may be used uninitialized in this function [-Werror=uninitialized]: => 150:31

powerpc-randconfig

+ arch/sh/mm/cache-sh4.c: error: 'cached_to_uncached' undeclared (first use in this function): => 99:17
+ arch/sh/mm/cache-sh4.c: error: implicit declaration of function 'cpu_context' [-Werror=implicit-function-declaration]: => 192:2

sh-randconfig

> [1] http://kisskb.ellerman.id.au/kisskb/head/6510/ (all 120 configs)
> [3] http://kisskb.ellerman.id.au/kisskb/head/6490/ (all 120 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
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