disable pwm7

hc

2024-05-10 23fa18eaa71266feff7ba8d83022d9e1cc83c65a

 kernel/include/linux/percpu.h
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@@ -26,16 +26,10 @@
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 #define PCPU_MIN_ALLOC_SHIFT		2
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 #define PCPU_MIN_ALLOC_SIZE		(1 << PCPU_MIN_ALLOC_SHIFT)
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-/* number of bits per page, used to trigger a scan if blocks are > PAGE_SIZE */
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-#define PCPU_BITS_PER_PAGE		(PAGE_SIZE >> PCPU_MIN_ALLOC_SHIFT)
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-
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 /*
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- * This determines the size of each metadata block.  There are several subtle
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- * constraints around this constant.  The reserved region must be a multiple of
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- * PCPU_BITMAP_BLOCK_SIZE.  Additionally, PCPU_BITMAP_BLOCK_SIZE must be a
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- * multiple of PAGE_SIZE or PAGE_SIZE must be a multiple of
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- * PCPU_BITMAP_BLOCK_SIZE to align with the populated page map. The unit_size
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- * also has to be a multiple of PCPU_BITMAP_BLOCK_SIZE to ensure full blocks.
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+ * The PCPU_BITMAP_BLOCK_SIZE must be the same size as PAGE_SIZE as the
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+ * updating of hints is used to manage the nr_empty_pop_pages in both
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+ * the chunk and globally.
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  */
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 #define PCPU_BITMAP_BLOCK_SIZE		PAGE_SIZE
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 #define PCPU_BITMAP_BLOCK_BITS		(PCPU_BITMAP_BLOCK_SIZE >>	\
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@@ -111,7 +105,7 @@
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 							     int nr_units);
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 extern void __init pcpu_free_alloc_info(struct pcpu_alloc_info *ai);
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-extern int __init pcpu_setup_first_chunk(const struct pcpu_alloc_info *ai,
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+extern void __init pcpu_setup_first_chunk(const struct pcpu_alloc_info *ai,
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 					 void *base_addr);
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 #ifdef CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK