From 23fa18eaa71266feff7ba8d83022d9e1cc83c65a Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:42:03 +0000
Subject: [PATCH] disable pwm7
---
kernel/include/linux/compaction.h | 55 ++++++++++++++++++++++++++++++++++++++-----------------
1 files changed, 38 insertions(+), 17 deletions(-)
diff --git a/kernel/include/linux/compaction.h b/kernel/include/linux/compaction.h
index 68250a5..f1eb9f9 100644
--- a/kernel/include/linux/compaction.h
+++ b/kernel/include/linux/compaction.h
@@ -29,9 +29,6 @@
/* compaction didn't start as it was deferred due to past failures */
COMPACT_DEFERRED,
- /* compaction not active last round */
- COMPACT_INACTIVE = COMPACT_DEFERRED,
-
/* For more detailed tracepoint output - internal to compaction */
COMPACT_NO_SUITABLE_PAGE,
/* compaction should continue to another pageblock */
@@ -85,20 +82,23 @@
#ifdef CONFIG_COMPACTION
extern int sysctl_compact_memory;
+extern unsigned int sysctl_compaction_proactiveness;
extern int sysctl_compaction_handler(struct ctl_table *table, int write,
- void __user *buffer, size_t *length, loff_t *ppos);
+ void *buffer, size_t *length, loff_t *ppos);
+extern int compaction_proactiveness_sysctl_handler(struct ctl_table *table,
+ int write, void *buffer, size_t *length, loff_t *ppos);
extern int sysctl_extfrag_threshold;
-extern int sysctl_extfrag_handler(struct ctl_table *table, int write,
- void __user *buffer, size_t *length, loff_t *ppos);
extern int sysctl_compact_unevictable_allowed;
+extern unsigned int extfrag_for_order(struct zone *zone, unsigned int order);
extern int fragmentation_index(struct zone *zone, unsigned int order);
extern enum compact_result try_to_compact_pages(gfp_t gfp_mask,
unsigned int order, unsigned int alloc_flags,
- const struct alloc_context *ac, enum compact_priority prio);
+ const struct alloc_context *ac, enum compact_priority prio,
+ struct page **page);
extern void reset_isolation_suitable(pg_data_t *pgdat);
extern enum compact_result compaction_suitable(struct zone *zone, int order,
- unsigned int alloc_flags, int classzone_idx);
+ unsigned int alloc_flags, int highest_zoneidx);
extern void defer_compaction(struct zone *zone, int order);
extern bool compaction_deferred(struct zone *zone, int order);
@@ -130,11 +130,8 @@
return false;
}
-/*
- * Compaction has backed off for some reason. It might be throttling or
- * lock contention. Retrying is still worthwhile.
- */
-static inline bool compaction_withdrawn(enum compact_result result)
+/* Compaction needs reclaim to be performed first, so it can continue. */
+static inline bool compaction_needs_reclaim(enum compact_result result)
{
/*
* Compaction backed off due to watermark checks for order-0
@@ -143,6 +140,16 @@
if (result == COMPACT_SKIPPED)
return true;
+ return false;
+}
+
+/*
+ * Compaction has backed off for some reason after doing some work or none
+ * at all. It might be throttling or lock contention. Retrying might be still
+ * worthwhile, but with a higher priority if allowed.
+ */
+static inline bool compaction_withdrawn(enum compact_result result)
+{
/*
* If compaction is deferred for high-order allocations, it is
* because sync compaction recently failed. If this is the case
@@ -176,7 +183,9 @@
extern int kcompactd_run(int nid);
extern void kcompactd_stop(int nid);
-extern void wakeup_kcompactd(pg_data_t *pgdat, int order, int classzone_idx);
+extern void wakeup_kcompactd(pg_data_t *pgdat, int order, int highest_zoneidx);
+extern unsigned long isolate_and_split_free_page(struct page *page,
+ struct list_head *list);
#else
static inline void reset_isolation_suitable(pg_data_t *pgdat)
@@ -184,7 +193,7 @@
}
static inline enum compact_result compaction_suitable(struct zone *zone, int order,
- int alloc_flags, int classzone_idx)
+ int alloc_flags, int highest_zoneidx)
{
return COMPACT_SKIPPED;
}
@@ -208,6 +217,11 @@
return false;
}
+static inline bool compaction_needs_reclaim(enum compact_result result)
+{
+ return false;
+}
+
static inline bool compaction_withdrawn(enum compact_result result)
{
return true;
@@ -221,14 +235,21 @@
{
}
-static inline void wakeup_kcompactd(pg_data_t *pgdat, int order, int classzone_idx)
+static inline void wakeup_kcompactd(pg_data_t *pgdat,
+ int order, int highest_zoneidx)
{
+}
+
+static inline unsigned long isolate_and_split_free_page(struct page *page,
+ struct list_head *list)
+{
+ return 0;
}
#endif /* CONFIG_COMPACTION */
-#if defined(CONFIG_COMPACTION) && defined(CONFIG_SYSFS) && defined(CONFIG_NUMA)
struct node;
+#if defined(CONFIG_COMPACTION) && defined(CONFIG_SYSFS) && defined(CONFIG_NUMA)
extern int compaction_register_node(struct node *node);
extern void compaction_unregister_node(struct node *node);
--
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