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5953fb4f46
This patch defines a subarch specific SLB_ADDR_LIMIT_DEFAULT to remove the #ifdefs around the setup of mm->context.slb_addr_limit It also generalises the use of mm_ctx_set_slb_addr_limit() helper. Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr> Reviewed-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
21 lines
584 B
C
21 lines
584 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _ASM_POWERPC_NOHASH_32_SLICE_H
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#define _ASM_POWERPC_NOHASH_32_SLICE_H
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#ifdef CONFIG_PPC_MM_SLICES
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#define SLICE_LOW_SHIFT 26 /* 64 slices */
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#define SLICE_LOW_TOP (0x100000000ull)
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#define SLICE_NUM_LOW (SLICE_LOW_TOP >> SLICE_LOW_SHIFT)
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#define GET_LOW_SLICE_INDEX(addr) ((addr) >> SLICE_LOW_SHIFT)
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#define SLICE_HIGH_SHIFT 0
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#define SLICE_NUM_HIGH 0ul
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#define GET_HIGH_SLICE_INDEX(addr) (addr & 0)
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#define SLB_ADDR_LIMIT_DEFAULT DEFAULT_MAP_WINDOW
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#endif /* CONFIG_PPC_MM_SLICES */
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#endif /* _ASM_POWERPC_NOHASH_32_SLICE_H */
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