修改4g拨号为QMI,需要在系统里后台执行quectel-CM

hc

2024-10-22 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5

 kernel/arch/parisc/include/asm/cacheflush.h
..
..
@@ -57,6 +57,11 @@
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 #define flush_dcache_mmap_lock(mapping)		xa_lock_irq(&mapping->i_pages)
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 #define flush_dcache_mmap_unlock(mapping)	xa_unlock_irq(&mapping->i_pages)
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+#define flush_dcache_mmap_lock_irqsave(mapping, flags)		\
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+		xa_lock_irqsave(&mapping->i_pages, flags)
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+#define flush_dcache_mmap_unlock_irqrestore(mapping, flags)	\
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+		xa_unlock_irqrestore(&mapping->i_pages, flags)
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+
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 #define flush_icache_page(vma,page)	do { 		\
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 	flush_kernel_dcache_page(page);			\