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ANDROID: vendor_hooks: Add hooks to for free_unref_page_commit

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Provide a vendor hook to skip cma-pages to add in pcplist when
free_unref_page_commit.

The patch is revelant to skip drain_all_pages in alloc_contig_range,
the revelant hooks is android_vh_cma_drain_all_pages_bypass
which is to avoid to delay in drain pcppages when drain_all_pages.

In most case, pcp->high is small so that free-pages with other mt_types
can also fill with pcplist full.

Bug: 224732340
Signed-off-by: Peifeng Li <lipeifeng@oppo.com>
Change-Id: Ifdeeed9f8934d87671ec3fa6787a02675b993082
This commit is contained in:
Peifeng Li
2022-03-26 20:43:40 +08:00
committed by Suren Baghdasaryan
parent a2485b8abd
commit cb7c1a4c78
3 changed files with 9 additions and 1 deletions
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1
drivers/android/vendor_hooks.c
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@@ -294,6 +294,7 @@ EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_shrink_slab_bypass);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_page_referenced_check_bypass);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_drain_all_pages_bypass);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_cma_drain_all_pages_bypass);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_pcplist_add_cma_pages_bypass);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_psi_event);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_psi_group);
EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_cpuset_fork);