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ANDROID: add for tuning readahead size

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Tune ReadAhead size for better memory usage and performance.
accordding to Read-Ahead Efficiency on Mobile Devices: Observation,
Characterization, and Optimization form IEEE

Bug: 229839032
Change-Id: I91656bde5e616e181fd7557554d55e7ce1858136
Signed-off-by: liang zhang <liang.zhang@transsion.com>
This commit is contained in:
liang zhang
2022-04-21 09:43:37 +00:00
parent 6def3a5ed8
commit f06daa5a0b
3 changed files with 7 additions and 0 deletions
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drivers/android/vendor_hooks.c
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@@ -397,3 +397,4 @@ EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_binder_has_work_ilocked);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_binder_read_done);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_handle_tlb_conf);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_shrink_node_memcgs);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_ra_tuning_max_page);