[merged] microblaze-use-asm-generic-cacheflushh.patch removed from -mm tree

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The patch titled
     Subject: microblaze: use asm-generic/cacheflush.h
has been removed from the -mm tree.  Its filename was
     microblaze-use-asm-generic-cacheflushh.patch

This patch was dropped because it was merged into mainline or a subsystem tree

------------------------------------------------------
From: Christoph Hellwig <hch@xxxxxx>
Subject: microblaze: use asm-generic/cacheflush.h

Microblaze needs almost no cache flushing routines of its own.  Rely on
asm-generic/cacheflush.h for the defaults.

Link: http://lkml.kernel.org/r/20200515143646.3857579-14-hch@xxxxxx
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Cc: Michal Simek <monstr@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---

 arch/microblaze/include/asm/cacheflush.h |   29 +--------------------
 1 file changed, 2 insertions(+), 27 deletions(-)

--- a/arch/microblaze/include/asm/cacheflush.h~microblaze-use-asm-generic-cacheflushh
+++ a/arch/microblaze/include/asm/cacheflush.h
@@ -57,9 +57,6 @@ void microblaze_cache_init(void);
 #define invalidate_icache()				mbc->iin();
 #define invalidate_icache_range(start, end)		mbc->iinr(start, end);
 
-#define flush_icache_user_range(vma, pg, adr, len)	flush_icache();
-#define flush_icache_page(vma, pg)			do { } while (0)
-
 #define enable_dcache()					mbc->de();
 #define disable_dcache()				mbc->dd();
 /* FIXME for LL-temac driver */
@@ -77,27 +74,9 @@ do { \
 	flush_dcache_range((unsigned) (addr), (unsigned) (addr) + PAGE_SIZE); \
 } while (0);
 
-#define flush_dcache_mmap_lock(mapping)		do { } while (0)
-#define flush_dcache_mmap_unlock(mapping)	do { } while (0)
-
-#define flush_cache_dup_mm(mm)				do { } while (0)
-#define flush_cache_vmap(start, end)			do { } while (0)
-#define flush_cache_vunmap(start, end)			do { } while (0)
-#define flush_cache_mm(mm)			do { } while (0)
-
 #define flush_cache_page(vma, vmaddr, pfn) \
 	flush_dcache_range(pfn << PAGE_SHIFT, (pfn << PAGE_SHIFT) + PAGE_SIZE);
 
-/* MS: kgdb code use this macro, wrong len with FLASH */
-#if 0
-#define flush_cache_range(vma, start, len)	{	\
-	flush_icache_range((unsigned) (start), (unsigned) (start) + (len)); \
-	flush_dcache_range((unsigned) (start), (unsigned) (start) + (len)); \
-}
-#endif
-
-#define flush_cache_range(vma, start, len) do { } while (0)
-
 static inline void copy_to_user_page(struct vm_area_struct *vma,
 				     struct page *page, unsigned long vaddr,
 				     void *dst, void *src, int len)
@@ -109,12 +88,8 @@ static inline void copy_to_user_page(str
 		flush_dcache_range(addr, addr + PAGE_SIZE);
 	}
 }
+#define copy_to_user_page copy_to_user_page
 
-static inline void copy_from_user_page(struct vm_area_struct *vma,
-				       struct page *page, unsigned long vaddr,
-				       void *dst, void *src, int len)
-{
-	memcpy(dst, src, len);
-}
+#include <asm-generic/cacheflush.h>
 
 #endif /* _ASM_MICROBLAZE_CACHEFLUSH_H */
_

Patches currently in -mm which might be from hch@xxxxxx are

amdgpu-a-null-mm-does-not-mean-a-thread-is-a-kthread.patch
kernel-move-use_mm-unuse_mm-to-kthreadc.patch
kernel-move-use_mm-unuse_mm-to-kthreadc-v2.patch
kernel-better-document-the-use_mm-unuse_mm-api-contract.patch
kernel-better-document-the-use_mm-unuse_mm-api-contract-v2.patch
kernel-set-user_ds-in-kthread_use_mm.patch
maccess-unexport-probe_kernel_write-and-probe_user_write.patch
maccess-remove-various-unused-weak-aliases.patch
maccess-remove-duplicate-kerneldoc-comments.patch
maccess-clarify-kerneldoc-comments.patch
maccess-update-the-top-of-file-comment.patch
maccess-rename-strncpy_from_unsafe_user-to-strncpy_from_user_nofault.patch
maccess-rename-strncpy_from_unsafe_strict-to-strncpy_from_kernel_nofault.patch
maccess-rename-strnlen_unsafe_user-to-strnlen_user_nofault.patch
maccess-remove-probe_read_common-and-probe_write_common.patch
maccess-unify-the-probe-kernel-arch-hooks.patch
bpf-factor-out-a-bpf_trace_copy_string-helper.patch
bpf-handle-the-compat-string-in-bpf_trace_copy_string-better.patch
bpf-rework-the-compat-kernel-probe-handling.patch
tracing-kprobes-handle-mixed-kernel-userspace-probes-better.patch
maccess-remove-strncpy_from_unsafe.patch
maccess-always-use-strict-semantics-for-probe_kernel_read.patch
maccess-move-user-access-routines-together.patch
maccess-allow-architectures-to-provide-kernel-probing-directly.patch
x86-use-non-set_fs-based-maccess-routines.patch
maccess-return-erange-when-copy_from_kernel_nofault_allowed-fails.patch




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