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ANDROID: mm: add vendor hook for page_cache_readahead and filemap_fault

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Add a vendor hook for start/end of page_cache_readahead and filemap_fault.

Bug: 351175506
Change-Id: Ie00ff34d48db7ef85520576af8986c95d841112e
Signed-off-by: Sooyong Suk <s.suk@samsung.corp-partner.google.com>
This commit is contained in:
Sooyong Suk
2024-08-02 17:24:10 +09:00
committed by Suren Baghdasaryan
parent c4535caded
commit ce2b5c7bca
3 changed files with 28 additions and 0 deletions
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include/trace/hooks/mm.h
+13
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@@ -231,6 +231,19 @@ DECLARE_HOOK(android_vh_filemap_map_pages,
TP_PROTO(struct file *file, pgoff_t first_pgoff,
pgoff_t last_pgoff, vm_fault_t ret),
TP_ARGS(file, first_pgoff, last_pgoff, ret));
DECLARE_HOOK(android_vh_page_cache_readahead_start,
TP_PROTO(struct file *file, pgoff_t pgoff,
unsigned int size, bool sync),
TP_ARGS(file, pgoff, size, sync));
DECLARE_HOOK(android_vh_page_cache_readahead_end,
TP_PROTO(struct file *file, pgoff_t pgoff),
TP_ARGS(file, pgoff));
DECLARE_HOOK(android_vh_filemap_fault_start,
TP_PROTO(struct file *file, pgoff_t pgoff),
TP_ARGS(file, pgoff));
DECLARE_HOOK(android_vh_filemap_fault_end,
TP_PROTO(struct file *file, pgoff_t pgoff),
TP_ARGS(file, pgoff));
#endif /* _TRACE_HOOK_MM_H */
/* This part must be outside protection */