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ANDROID: vendor_hooks: Add hooks for rwsem

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we want to record tasks who will own sem, so we need to add some hook
in rwsem.c

Bug: 230829284
Change-Id: Ide66540aa38d6058d8aad5f94f4403be991078a4
Signed-off-by: Peifeng Li <lipeifeng@oppo.com>
This commit is contained in:
Peifeng LI
2022-04-29 16:32:33 +08:00
committed by Peifeng Li
parent 5558db2674
commit eb80a7e84f
3 changed files with 25 additions and 1 deletions
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5
drivers/android/vendor_hooks.c
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@@ -113,6 +113,11 @@ EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_rwsem_read_wait_start);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_rwsem_read_wait_finish);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_rwsem_write_wait_start);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_rwsem_write_wait_finish);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_rwsem_set_owner);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_rwsem_set_reader_owned);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_rwsem_mark_wake_readers);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_rwsem_up_read_end);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_rwsem_up_write_end);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_sched_show_task);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_shmem_alloc_page);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_cpu_idle_enter);