5c7dd7acc3
repo: https://github.com/T-head-Semi/linux commit: b1313fe517ca3703119dcc99ef3bbf75ab42bcfb Change-Id: I6cbb35294024ea3a66140e311f4bb705fd7fd626
27 lines
610 B
C
27 lines
610 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _ASM_GENERIC_FLAT_H
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#define _ASM_GENERIC_FLAT_H
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#include <linux/uaccess.h>
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static inline int flat_get_addr_from_rp(u32 __user *rp, u32 relval, u32 flags,
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u32 *addr)
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{
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#ifndef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
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return copy_from_user(addr, rp, 4) ? -EFAULT : 0;
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#else
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return get_user(*addr, rp);
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#endif
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}
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static inline int flat_put_addr_at_rp(u32 __user *rp, u32 addr, u32 rel)
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{
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#ifndef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
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return copy_to_user(rp, &addr, 4) ? -EFAULT : 0;
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#else
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return put_user(addr, rp);
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#endif
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}
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#endif /* _ASM_GENERIC_FLAT_H */
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