linux-kernel - linux-next: build warnings after merge of the kbuild tree

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Date:	Wed, 17 Aug 2016 11:44:43 +1000
From:	Stephen Rothwell <sfr@...b.auug.org.au>
To:	Michal Marek <mmarek@...e.cz>
Cc:	linux-next@...r.kernel.org, linux-kernel@...r.kernel.org,
	Al Viro <viro@...iv.linux.org.uk>,
	Michael Ellerman <mpe@...erman.id.au>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	PowerPC <linuxppc-dev@...ts.ozlabs.org>
Subject: linux-next: build warnings after merge of the kbuild tree

Hi Michal,

After merging the kbuild tree, today's linux-next build (powerpc
ppc64_defconfig) produced these warnings:

WARNING: 25 bad relocations
c000000000cf2570 R_PPC64_ADDR64    __crc___arch_hweight16
c000000000cf2578 R_PPC64_ADDR64    __crc___arch_hweight32
c000000000cf2580 R_PPC64_ADDR64    __crc___arch_hweight64
c000000000cf2588 R_PPC64_ADDR64    __crc___arch_hweight8
c000000000cf2678 R_PPC64_ADDR64    __crc___bswapdi2
c000000000cf2690 R_PPC64_ADDR64    __crc___clear_user
c000000000cf26b8 R_PPC64_ADDR64    __crc___copy_tofrom_user
c000000000cf2728 R_PPC64_ADDR64    __crc___csum_partial
c000000000cf3f90 R_PPC64_ADDR64    __crc_copy_page
c000000000cf40e0 R_PPC64_ADDR64    __crc_csum_partial_copy_generic
c000000000cf4100 R_PPC64_ADDR64    __crc_current_stack_pointer
c000000000cf4928 R_PPC64_ADDR64    __crc_empty_zero_page
c000000000cf4db0 R_PPC64_ADDR64    __crc_flush_dcache_range
c000000000cf4dc0 R_PPC64_ADDR64    __crc_flush_icache_range
c000000000cf6470 R_PPC64_ADDR64    __crc_load_fp_state
c000000000cf6488 R_PPC64_ADDR64    __crc_load_vr_state
c000000000cf68d0 R_PPC64_ADDR64    __crc_memchr
c000000000cf68e0 R_PPC64_ADDR64    __crc_memcmp
c000000000cf68e8 R_PPC64_ADDR64    __crc_memcpy
c000000000cf6900 R_PPC64_ADDR64    __crc_memmove
c000000000cf6988 R_PPC64_ADDR64    __crc_memset
c000000000cf9328 R_PPC64_ADDR64    __crc_store_fp_state
c000000000cf9330 R_PPC64_ADDR64    __crc_store_vr_state
c000000000cf93d0 R_PPC64_ADDR64    __crc_strncmp
c000000000cf93d8 R_PPC64_ADDR64    __crc_strncpy

Introduced by commit

  9445aa1a3062 ("ppc: move exports to definitions")

I have reverted that commit for today.

[cc-ing the ppc guys for clues - also involved is commit

  22823ab419d8 ("EXPORT_SYMBOL() for asm")
]

-- 
Cheers,
Stephen Rothwell