Contributors: 13
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Linus Torvalds (pre-git) |
91 |
27.49% |
25 |
54.35% |
| David S. Miller |
85 |
25.68% |
9 |
19.57% |
| Andrew Morton |
54 |
16.31% |
2 |
4.35% |
| Matthew Wilcox |
38 |
11.48% |
1 |
2.17% |
| Sam Ravnborg |
25 |
7.55% |
1 |
2.17% |
| Pete Zaitcev |
16 |
4.83% |
1 |
2.17% |
| Ralf Baechle |
7 |
2.11% |
1 |
2.17% |
| David Howells |
4 |
1.21% |
1 |
2.17% |
| Ilya Loginov |
4 |
1.21% |
1 |
2.17% |
| Alexandre Ghiti |
3 |
0.91% |
1 |
2.17% |
| Zwane Mwaikambo |
2 |
0.60% |
1 |
2.17% |
| Greg Kroah-Hartman |
1 |
0.30% |
1 |
2.17% |
| Linus Torvalds |
1 |
0.30% |
1 |
2.17% |
| Total |
331 |
|
46 |
|
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_CACHEFLUSH_H
#define _SPARC64_CACHEFLUSH_H
#include <asm/page.h>
#ifndef __ASSEMBLY__
#include <linux/mm.h>
/* Cache flush operations. */
#define flushw_all() __asm__ __volatile__("flushw")
void __flushw_user(void);
#define flushw_user() __flushw_user()
#define flush_user_windows flushw_user
#define flush_register_windows flushw_all
/* These are the same regardless of whether this is an SMP kernel or not. */
#define flush_cache_mm(__mm) \
do { if ((__mm) == current->mm) flushw_user(); } while(0)
#define flush_cache_dup_mm(mm) flush_cache_mm(mm)
#define flush_cache_range(vma, start, end) \
flush_cache_mm((vma)->vm_mm)
#define flush_cache_page(vma, page, pfn) \
flush_cache_mm((vma)->vm_mm)
/*
* On spitfire, the icache doesn't snoop local stores and we don't
* use block commit stores (which invalidate icache lines) during
* module load, so we need this.
*/
void flush_icache_range(unsigned long start, unsigned long end);
void __flush_icache_page(unsigned long);
void __flush_dcache_page(void *addr, int flush_icache);
void flush_dcache_folio_impl(struct folio *folio);
#ifdef CONFIG_SMP
void smp_flush_dcache_folio_impl(struct folio *folio, int cpu);
void flush_dcache_folio_all(struct mm_struct *mm, struct folio *folio);
#else
#define smp_flush_dcache_folio_impl(folio, cpu) flush_dcache_folio_impl(folio)
#define flush_dcache_folio_all(mm, folio) flush_dcache_folio_impl(folio)
#endif
void __flush_dcache_range(unsigned long start, unsigned long end);
#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
void flush_dcache_folio(struct folio *folio);
#define flush_dcache_folio flush_dcache_folio
static inline void flush_dcache_page(struct page *page)
{
flush_dcache_folio(page_folio(page));
}
void flush_ptrace_access(struct vm_area_struct *, struct page *,
unsigned long uaddr, void *kaddr,
unsigned long len, int write);
#define copy_to_user_page(vma, page, vaddr, dst, src, len) \
do { \
flush_cache_page(vma, vaddr, page_to_pfn(page)); \
memcpy(dst, src, len); \
flush_ptrace_access(vma, page, vaddr, src, len, 0); \
} while (0)
#define copy_from_user_page(vma, page, vaddr, dst, src, len) \
do { \
flush_cache_page(vma, vaddr, page_to_pfn(page)); \
memcpy(dst, src, len); \
flush_ptrace_access(vma, page, vaddr, dst, len, 1); \
} while (0)
#define flush_dcache_mmap_lock(mapping) do { } while (0)
#define flush_dcache_mmap_unlock(mapping) do { } while (0)
#define flush_cache_vmap(start, end) do { } while (0)
#define flush_cache_vmap_early(start, end) do { } while (0)
#define flush_cache_vunmap(start, end) do { } while (0)
#endif /* !__ASSEMBLY__ */
#endif /* _SPARC64_CACHEFLUSH_H */