MIRRORS/linux-imx
1
0
Fork 0
mirror of https://github.com/nxp-imx/linux-imx.git synced 2025-07-18 23:29:57 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity

ANDROID: vendor_hooks: add hook for adjusting a more suitable watermark

Browse Source 
During zone initialization adjust a more suitable watermark for Customize, which can optimize kswapd load and system memory status.

Bug: 364225965
Change-Id: Ib6d94ec244f504a1c474657833a5f7558ea5d00b
Signed-off-by: Justin Jiang <justinjiang@vivo.corp-partner.google.com>
This commit is contained in:
Justin Jiang 2024-09-03 21:06:53 +08:00
parent cf502a22fe
commit fdf9c08933
3 changed files with 5 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/android/vendor_hooks.c
View File

@ -540,3 +540,4 @@ EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_ogki_udp6_unicast_rcv_skb);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_ogki_kmem_cache_create_usercopy);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_customize_thp_pcp_order);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_customize_thp_gfp_orders);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_init_adjust_zone_wmark);

3
include/trace/hooks/mm.h
View File

@ -387,6 +387,9 @@ DECLARE_HOOK(android_vh_customize_thp_pcp_order,
DECLARE_HOOK(android_vh_customize_thp_gfp_orders,
TP_PROTO(gfp_t *gfp_mask, unsigned long *orders, int *order),
TP_ARGS(gfp_mask, orders, order));
DECLARE_HOOK(android_vh_init_adjust_zone_wmark,
TP_PROTO(struct zone *zone, u64 interval),
TP_ARGS(zone, interval));
#endif /* _TRACE_HOOK_MM_H */
/* This part must be outside protection */

1
mm/page_alloc.c
View File

@ -5990,6 +5990,7 @@ static void __setup_per_zone_wmarks(void)
zone->_watermark[WMARK_LOW] = min_wmark_pages(zone) + tmp;
zone->_watermark[WMARK_HIGH] = low_wmark_pages(zone) + tmp;
zone->_watermark[WMARK_PROMO] = high_wmark_pages(zone) + tmp;
trace_android_vh_init_adjust_zone_wmark(zone, tmp);
spin_unlock_irqrestore(&zone->lock, flags);
}