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Revert "Revert "ANDROID: add for tuning readahead size""

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This reverts commit 98e5fb34d1.

Reason for revert: <have add the abi list:https://android-review.googlesource.com/c/kernel/common/+/2217063>

Bug: 246685233
Change-Id: Ic18a59bd77040fe58cc1e09678a707d3802f2bb4
Signed-off-by: liang zhang <liang.zhang@transsion.com>
This commit is contained in:
liang zhang
2022-09-14 10:17:41 +00:00
committed by Todd Kjos
parent 9252f4d58b
commit feedd14d14
3 changed files with 6 additions and 0 deletions
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3
include/trace/hooks/mm.h
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@@ -190,6 +190,9 @@ DECLARE_HOOK(android_vh_pcplist_add_cma_pages_bypass,
DECLARE_HOOK(android_vh_subpage_dma_contig_alloc,
TP_PROTO(bool *allow_subpage_alloc, struct device *dev, size_t *size),
TP_ARGS(allow_subpage_alloc, dev, size));
DECLARE_HOOK(android_vh_ra_tuning_max_page,
TP_PROTO(struct readahead_control *ractl, unsigned long *max_page),
TP_ARGS(ractl, max_page));
DECLARE_HOOK(android_vh_handle_pte_fault_end,
TP_PROTO(struct vm_fault *vmf, unsigned long highest_memmap_pfn),
TP_ARGS(vmf, highest_memmap_pfn));