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e3f4624388
It broke the 'allmodconfig' build. LD vmlinux SYSMAP System.map Building modules, stage 2. MODPOST 5028 modules ERROR: "flush_dcache_page" [net/sunrpc/xprtrdma/rpcrdma.ko] undefined! ERROR: "empty_zero_page" [net/ceph/libceph.ko] undefined! ERROR: "save_stack_trace" [kernel/backtracetest.ko] undefined! ERROR: "clear_page" [fs/ocfs2/dlm/ocfs2_dlm.ko] undefined! ERROR: "copy_page" [fs/nilfs2/nilfs2.ko] undefined! ... Signed-off-by: Greentime Hu <greentime@andestech.com> Acked-by: Arnd Bergmann <arnd@arndb.de>
41 lines
748 B
ArmAsm
41 lines
748 B
ArmAsm
// SPDX-License-Identifier: GPL-2.0
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// Copyright (C) 2005-2017 Andes Technology Corporation
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#include <linux/linkage.h>
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#include <asm/export.h>
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#include <asm/page.h>
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.text
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ENTRY(copy_page)
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pushm $r2, $r10
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movi $r2, PAGE_SIZE >> 5
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.Lcopy_loop:
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lmw.bim $r3, [$r1], $r10
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smw.bim $r3, [$r0], $r10
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subi45 $r2, #1
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bnez38 $r2, .Lcopy_loop
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popm $r2, $r10
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ret
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ENDPROC(copy_page)
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EXPORT_SYMBOL(copy_page)
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ENTRY(clear_page)
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pushm $r1, $r9
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movi $r1, PAGE_SIZE >> 5
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movi55 $r2, #0
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movi55 $r3, #0
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movi55 $r4, #0
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movi55 $r5, #0
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movi55 $r6, #0
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movi55 $r7, #0
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movi55 $r8, #0
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movi55 $r9, #0
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.Lclear_loop:
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smw.bim $r2, [$r0], $r9
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subi45 $r1, #1
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bnez38 $r1, .Lclear_loop
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popm $r1, $r9
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ret
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ENDPROC(clear_page)
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EXPORT_SYMBOL(clear_page)
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