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ANDROID: mm: add vendor hook in fault and read file

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Add a vendor hook to notify vendor module fault and read events.

Bug: 351175506
Change-Id: I4c46e9e00aa5f5555fd42a6b0815563497658b34
Signed-off-by: Sooyong Suk <s.suk@samsung.corp-partner.google.com>
This commit is contained in:
Sooyong Suk
2024-07-18 11:15:27 +09:00
committed by Suren Baghdasaryan
parent da27500dcc
commit c2700380df
4 changed files with 19 additions and 0 deletions
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include/trace/hooks/mm.h
+10
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@@ -217,6 +217,16 @@ DECLARE_HOOK(android_vh_free_pages_ok_bypass,
DECLARE_HOOK(android_vh_split_large_folio_bypass,
TP_PROTO(bool *bypass),
TP_ARGS(bypass));
DECLARE_HOOK(android_vh_do_read_fault,
TP_PROTO(struct vm_fault *vmf, unsigned long fault_around_bytes),
TP_ARGS(vmf, fault_around_bytes));
DECLARE_HOOK(android_vh_filemap_read,
TP_PROTO(struct file *file, loff_t pos, size_t size),
TP_ARGS(file, pos, size));
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));
#endif /* _TRACE_HOOK_MM_H */
/* This part must be outside protection */