f71c2ffcb2
Like we've done for get_user and put_user, ensure that user pointers
are masked before invoking the underlying __arch_{clear,copy_*}_user
operations.
Signed-off-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
78 lines
2 KiB
C
78 lines
2 KiB
C
/*
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* Based on arch/arm/kernel/armksyms.c
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*
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* Copyright (C) 2000 Russell King
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* Copyright (C) 2012 ARM Ltd.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <linux/export.h>
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#include <linux/sched.h>
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#include <linux/string.h>
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#include <linux/cryptohash.h>
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#include <linux/delay.h>
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#include <linux/in6.h>
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#include <linux/syscalls.h>
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#include <linux/uaccess.h>
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#include <linux/io.h>
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#include <linux/arm-smccc.h>
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#include <linux/kprobes.h>
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#include <asm/checksum.h>
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EXPORT_SYMBOL(copy_page);
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EXPORT_SYMBOL(clear_page);
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/* user mem (segment) */
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EXPORT_SYMBOL(__arch_copy_from_user);
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EXPORT_SYMBOL(__arch_copy_to_user);
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EXPORT_SYMBOL(__arch_clear_user);
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EXPORT_SYMBOL(__arch_copy_in_user);
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/* physical memory */
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EXPORT_SYMBOL(memstart_addr);
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/* string / mem functions */
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EXPORT_SYMBOL(strchr);
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EXPORT_SYMBOL(strrchr);
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EXPORT_SYMBOL(strcmp);
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EXPORT_SYMBOL(strncmp);
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EXPORT_SYMBOL(strlen);
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EXPORT_SYMBOL(strnlen);
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EXPORT_SYMBOL(memset);
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EXPORT_SYMBOL(memcpy);
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EXPORT_SYMBOL(memmove);
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EXPORT_SYMBOL(__memset);
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EXPORT_SYMBOL(__memcpy);
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EXPORT_SYMBOL(__memmove);
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EXPORT_SYMBOL(memchr);
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EXPORT_SYMBOL(memcmp);
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/* atomic bitops */
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EXPORT_SYMBOL(set_bit);
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EXPORT_SYMBOL(test_and_set_bit);
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EXPORT_SYMBOL(clear_bit);
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EXPORT_SYMBOL(test_and_clear_bit);
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EXPORT_SYMBOL(change_bit);
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EXPORT_SYMBOL(test_and_change_bit);
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#ifdef CONFIG_FUNCTION_TRACER
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EXPORT_SYMBOL(_mcount);
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NOKPROBE_SYMBOL(_mcount);
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#endif
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/* arm-smccc */
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EXPORT_SYMBOL(__arm_smccc_smc);
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EXPORT_SYMBOL(__arm_smccc_hvc);
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