sh: Consolidate slab/kmalloc minalign values.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
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@ -157,8 +157,22 @@ typedef struct { unsigned long pgd; } pgd_t;
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* Slub defaults to 8-byte alignment, we're only interested in 4.
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* Slab defaults to BYTES_PER_WORD, which ends up being the same anyways.
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*/
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#ifdef CONFIG_SUPERH32
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#define ARCH_KMALLOC_MINALIGN 4
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#define ARCH_SLAB_MINALIGN 4
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#else
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/* If gcc inlines memset, it will use st.q instructions. Therefore, we need
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kmalloc allocations to be 8-byte aligned. Without this, the alignment
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becomes BYTE_PER_WORD i.e. only 4 (since sizeof(long)==sizeof(void*)==4 on
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sh64 at the moment). */
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#define ARCH_KMALLOC_MINALIGN 8
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/*
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* We want 8-byte alignment for the slab caches as well, otherwise we have
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* the same BYTES_PER_WORD (sizeof(void *)) min align in kmem_cache_create().
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*/
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#define ARCH_SLAB_MINALIGN 8
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#endif
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#endif /* __KERNEL__ */
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#endif /* __ASM_SH_PAGE_H */
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@ -297,18 +297,6 @@ struct exception_table_entry
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#define ARCH_HAS_SEARCH_EXTABLE
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/* If gcc inlines memset, it will use st.q instructions. Therefore, we need
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kmalloc allocations to be 8-byte aligned. Without this, the alignment
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becomes BYTE_PER_WORD i.e. only 4 (since sizeof(long)==sizeof(void*)==4 on
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sh64 at the moment). */
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#define ARCH_KMALLOC_MINALIGN 8
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/*
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* We want 8-byte alignment for the slab caches as well, otherwise we have
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* the same BYTES_PER_WORD (sizeof(void *)) min align in kmem_cache_create().
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*/
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#define ARCH_SLAB_MINALIGN 8
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/* Returns 0 if exception not found and fixup.unit otherwise. */
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extern unsigned long search_exception_table(unsigned long addr);
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extern const struct exception_table_entry *search_exception_tables (unsigned long addr);
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