db158b4ae0
Add a vendor hook for pagecache hit/miss and other vendor specific functions. Bug: 174088128 Bug: 172987241 Signed-off-by: Chiawei Wang <chiaweiwang@google.com> Change-Id: Ie9f14a69a86b8ed81de766e44e30f2eba1d9bd84
41 lines
1.3 KiB
C
41 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM mm
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#define TRACE_INCLUDE_PATH trace/hooks
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#if !defined(_TRACE_HOOK_MM_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_HOOK_MM_H
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#include <linux/types.h>
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#include <linux/mm.h>
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#include <linux/tracepoint.h>
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#include <trace/hooks/vendor_hooks.h>
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DECLARE_RESTRICTED_HOOK(android_rvh_set_skip_swapcache_flags,
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TP_PROTO(gfp_t *flags),
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TP_ARGS(flags), 1);
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DECLARE_RESTRICTED_HOOK(android_rvh_set_gfp_zone_flags,
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TP_PROTO(gfp_t *flags),
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TP_ARGS(flags), 1);
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DECLARE_RESTRICTED_HOOK(android_rvh_set_readahead_gfp_mask,
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TP_PROTO(gfp_t *flags),
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TP_ARGS(flags), 1);
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DECLARE_HOOK(android_vh_rmqueue,
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TP_PROTO(struct zone *preferred_zone, struct zone *zone,
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unsigned int order, gfp_t gfp_flags,
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unsigned int alloc_flags, int migratetype),
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TP_ARGS(preferred_zone, zone, order,
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gfp_flags, alloc_flags, migratetype));
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DECLARE_HOOK(android_vh_pagecache_get_page,
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TP_PROTO(struct address_space *mapping, pgoff_t index,
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int fgp_flags, gfp_t gfp_mask, struct page *page),
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TP_ARGS(mapping, index, fgp_flags, gfp_mask, page));
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/* macro versions of hooks are no longer required */
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#endif /* _TRACE_HOOK_MM_H */
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/* This part must be outside protection */
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#include <trace/define_trace.h>
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