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459 lines
14 KiB
459 lines
14 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#undef TRACE_SYSTEM |
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#define TRACE_SYSTEM xen |
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#if !defined(_TRACE_XEN_H) || defined(TRACE_HEADER_MULTI_READ) |
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#define _TRACE_XEN_H |
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#include <linux/tracepoint.h> |
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#include <asm/paravirt_types.h> |
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#include <asm/xen/trace_types.h> |
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struct multicall_entry; |
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/* Multicalls */ |
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DECLARE_EVENT_CLASS(xen_mc__batch, |
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TP_PROTO(enum paravirt_lazy_mode mode), |
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TP_ARGS(mode), |
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TP_STRUCT__entry( |
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__field(enum paravirt_lazy_mode, mode) |
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), |
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TP_fast_assign(__entry->mode = mode), |
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TP_printk("start batch LAZY_%s", |
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(__entry->mode == PARAVIRT_LAZY_MMU) ? "MMU" : |
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(__entry->mode == PARAVIRT_LAZY_CPU) ? "CPU" : "NONE") |
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); |
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#define DEFINE_XEN_MC_BATCH(name) \ |
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DEFINE_EVENT(xen_mc__batch, name, \ |
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TP_PROTO(enum paravirt_lazy_mode mode), \ |
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TP_ARGS(mode)) |
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DEFINE_XEN_MC_BATCH(xen_mc_batch); |
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DEFINE_XEN_MC_BATCH(xen_mc_issue); |
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TRACE_DEFINE_SIZEOF(ulong); |
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TRACE_EVENT(xen_mc_entry, |
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TP_PROTO(struct multicall_entry *mc, unsigned nargs), |
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TP_ARGS(mc, nargs), |
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TP_STRUCT__entry( |
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__field(unsigned int, op) |
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__field(unsigned int, nargs) |
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__array(unsigned long, args, 6) |
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), |
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TP_fast_assign(__entry->op = mc->op; |
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__entry->nargs = nargs; |
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memcpy(__entry->args, mc->args, sizeof(ulong) * nargs); |
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memset(__entry->args + nargs, 0, sizeof(ulong) * (6 - nargs)); |
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), |
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TP_printk("op %u%s args [%lx, %lx, %lx, %lx, %lx, %lx]", |
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__entry->op, xen_hypercall_name(__entry->op), |
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__entry->args[0], __entry->args[1], __entry->args[2], |
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__entry->args[3], __entry->args[4], __entry->args[5]) |
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); |
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TRACE_EVENT(xen_mc_entry_alloc, |
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TP_PROTO(size_t args), |
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TP_ARGS(args), |
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TP_STRUCT__entry( |
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__field(size_t, args) |
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), |
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TP_fast_assign(__entry->args = args), |
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TP_printk("alloc entry %zu arg bytes", __entry->args) |
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); |
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TRACE_EVENT(xen_mc_callback, |
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TP_PROTO(xen_mc_callback_fn_t fn, void *data), |
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TP_ARGS(fn, data), |
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TP_STRUCT__entry( |
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/* |
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* Use field_struct to avoid is_signed_type() |
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* comparison of a function pointer. |
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*/ |
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__field_struct(xen_mc_callback_fn_t, fn) |
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__field(void *, data) |
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), |
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TP_fast_assign( |
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__entry->fn = fn; |
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__entry->data = data; |
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), |
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TP_printk("callback %ps, data %p", |
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__entry->fn, __entry->data) |
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); |
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TRACE_EVENT(xen_mc_flush_reason, |
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TP_PROTO(enum xen_mc_flush_reason reason), |
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TP_ARGS(reason), |
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TP_STRUCT__entry( |
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__field(enum xen_mc_flush_reason, reason) |
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), |
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TP_fast_assign(__entry->reason = reason), |
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TP_printk("flush reason %s", |
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(__entry->reason == XEN_MC_FL_NONE) ? "NONE" : |
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(__entry->reason == XEN_MC_FL_BATCH) ? "BATCH" : |
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(__entry->reason == XEN_MC_FL_ARGS) ? "ARGS" : |
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(__entry->reason == XEN_MC_FL_CALLBACK) ? "CALLBACK" : "??") |
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); |
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TRACE_EVENT(xen_mc_flush, |
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TP_PROTO(unsigned mcidx, unsigned argidx, unsigned cbidx), |
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TP_ARGS(mcidx, argidx, cbidx), |
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TP_STRUCT__entry( |
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__field(unsigned, mcidx) |
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__field(unsigned, argidx) |
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__field(unsigned, cbidx) |
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), |
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TP_fast_assign(__entry->mcidx = mcidx; |
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__entry->argidx = argidx; |
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__entry->cbidx = cbidx), |
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TP_printk("flushing %u hypercalls, %u arg bytes, %u callbacks", |
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__entry->mcidx, __entry->argidx, __entry->cbidx) |
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); |
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TRACE_EVENT(xen_mc_extend_args, |
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TP_PROTO(unsigned long op, size_t args, enum xen_mc_extend_args res), |
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TP_ARGS(op, args, res), |
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TP_STRUCT__entry( |
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__field(unsigned int, op) |
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__field(size_t, args) |
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__field(enum xen_mc_extend_args, res) |
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), |
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TP_fast_assign(__entry->op = op; |
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__entry->args = args; |
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__entry->res = res), |
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TP_printk("extending op %u%s by %zu bytes res %s", |
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__entry->op, xen_hypercall_name(__entry->op), |
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__entry->args, |
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__entry->res == XEN_MC_XE_OK ? "OK" : |
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__entry->res == XEN_MC_XE_BAD_OP ? "BAD_OP" : |
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__entry->res == XEN_MC_XE_NO_SPACE ? "NO_SPACE" : "???") |
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); |
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TRACE_DEFINE_SIZEOF(pteval_t); |
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/* mmu */ |
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DECLARE_EVENT_CLASS(xen_mmu__set_pte, |
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TP_PROTO(pte_t *ptep, pte_t pteval), |
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TP_ARGS(ptep, pteval), |
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TP_STRUCT__entry( |
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__field(pte_t *, ptep) |
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__field(pteval_t, pteval) |
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), |
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TP_fast_assign(__entry->ptep = ptep; |
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__entry->pteval = pteval.pte), |
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TP_printk("ptep %p pteval %0*llx (raw %0*llx)", |
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__entry->ptep, |
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(int)sizeof(pteval_t) * 2, (unsigned long long)pte_val(native_make_pte(__entry->pteval)), |
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(int)sizeof(pteval_t) * 2, (unsigned long long)__entry->pteval) |
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); |
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#define DEFINE_XEN_MMU_SET_PTE(name) \ |
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DEFINE_EVENT(xen_mmu__set_pte, name, \ |
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TP_PROTO(pte_t *ptep, pte_t pteval), \ |
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TP_ARGS(ptep, pteval)) |
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DEFINE_XEN_MMU_SET_PTE(xen_mmu_set_pte); |
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TRACE_DEFINE_SIZEOF(pmdval_t); |
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TRACE_EVENT(xen_mmu_set_pmd, |
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TP_PROTO(pmd_t *pmdp, pmd_t pmdval), |
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TP_ARGS(pmdp, pmdval), |
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TP_STRUCT__entry( |
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__field(pmd_t *, pmdp) |
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__field(pmdval_t, pmdval) |
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), |
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TP_fast_assign(__entry->pmdp = pmdp; |
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__entry->pmdval = pmdval.pmd), |
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TP_printk("pmdp %p pmdval %0*llx (raw %0*llx)", |
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__entry->pmdp, |
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(int)sizeof(pmdval_t) * 2, (unsigned long long)pmd_val(native_make_pmd(__entry->pmdval)), |
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(int)sizeof(pmdval_t) * 2, (unsigned long long)__entry->pmdval) |
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); |
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#ifdef CONFIG_X86_PAE |
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DEFINE_XEN_MMU_SET_PTE(xen_mmu_set_pte_atomic); |
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TRACE_EVENT(xen_mmu_pte_clear, |
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TP_PROTO(struct mm_struct *mm, unsigned long addr, pte_t *ptep), |
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TP_ARGS(mm, addr, ptep), |
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TP_STRUCT__entry( |
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__field(struct mm_struct *, mm) |
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__field(unsigned long, addr) |
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__field(pte_t *, ptep) |
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), |
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TP_fast_assign(__entry->mm = mm; |
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__entry->addr = addr; |
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__entry->ptep = ptep), |
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TP_printk("mm %p addr %lx ptep %p", |
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__entry->mm, __entry->addr, __entry->ptep) |
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); |
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TRACE_EVENT(xen_mmu_pmd_clear, |
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TP_PROTO(pmd_t *pmdp), |
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TP_ARGS(pmdp), |
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TP_STRUCT__entry( |
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__field(pmd_t *, pmdp) |
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), |
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TP_fast_assign(__entry->pmdp = pmdp), |
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TP_printk("pmdp %p", __entry->pmdp) |
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); |
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#endif |
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#if CONFIG_PGTABLE_LEVELS >= 4 |
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TRACE_DEFINE_SIZEOF(pudval_t); |
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TRACE_EVENT(xen_mmu_set_pud, |
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TP_PROTO(pud_t *pudp, pud_t pudval), |
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TP_ARGS(pudp, pudval), |
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TP_STRUCT__entry( |
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__field(pud_t *, pudp) |
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__field(pudval_t, pudval) |
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), |
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TP_fast_assign(__entry->pudp = pudp; |
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__entry->pudval = native_pud_val(pudval)), |
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TP_printk("pudp %p pudval %0*llx (raw %0*llx)", |
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__entry->pudp, |
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(int)sizeof(pudval_t) * 2, (unsigned long long)pud_val(native_make_pud(__entry->pudval)), |
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(int)sizeof(pudval_t) * 2, (unsigned long long)__entry->pudval) |
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); |
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TRACE_DEFINE_SIZEOF(p4dval_t); |
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TRACE_EVENT(xen_mmu_set_p4d, |
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TP_PROTO(p4d_t *p4dp, p4d_t *user_p4dp, p4d_t p4dval), |
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TP_ARGS(p4dp, user_p4dp, p4dval), |
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TP_STRUCT__entry( |
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__field(p4d_t *, p4dp) |
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__field(p4d_t *, user_p4dp) |
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__field(p4dval_t, p4dval) |
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), |
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TP_fast_assign(__entry->p4dp = p4dp; |
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__entry->user_p4dp = user_p4dp; |
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__entry->p4dval = p4d_val(p4dval)), |
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TP_printk("p4dp %p user_p4dp %p p4dval %0*llx (raw %0*llx)", |
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__entry->p4dp, __entry->user_p4dp, |
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(int)sizeof(p4dval_t) * 2, (unsigned long long)pgd_val(native_make_pgd(__entry->p4dval)), |
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(int)sizeof(p4dval_t) * 2, (unsigned long long)__entry->p4dval) |
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); |
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#else |
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TRACE_EVENT(xen_mmu_set_pud, |
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TP_PROTO(pud_t *pudp, pud_t pudval), |
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TP_ARGS(pudp, pudval), |
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TP_STRUCT__entry( |
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__field(pud_t *, pudp) |
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__field(pudval_t, pudval) |
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), |
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TP_fast_assign(__entry->pudp = pudp; |
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__entry->pudval = native_pud_val(pudval)), |
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TP_printk("pudp %p pudval %0*llx (raw %0*llx)", |
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__entry->pudp, |
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(int)sizeof(pudval_t) * 2, (unsigned long long)pgd_val(native_make_pgd(__entry->pudval)), |
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(int)sizeof(pudval_t) * 2, (unsigned long long)__entry->pudval) |
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); |
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#endif |
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DECLARE_EVENT_CLASS(xen_mmu_ptep_modify_prot, |
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TP_PROTO(struct mm_struct *mm, unsigned long addr, |
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pte_t *ptep, pte_t pteval), |
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TP_ARGS(mm, addr, ptep, pteval), |
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TP_STRUCT__entry( |
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__field(struct mm_struct *, mm) |
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__field(unsigned long, addr) |
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__field(pte_t *, ptep) |
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__field(pteval_t, pteval) |
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), |
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TP_fast_assign(__entry->mm = mm; |
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__entry->addr = addr; |
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__entry->ptep = ptep; |
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__entry->pteval = pteval.pte), |
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TP_printk("mm %p addr %lx ptep %p pteval %0*llx (raw %0*llx)", |
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__entry->mm, __entry->addr, __entry->ptep, |
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(int)sizeof(pteval_t) * 2, (unsigned long long)pte_val(native_make_pte(__entry->pteval)), |
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(int)sizeof(pteval_t) * 2, (unsigned long long)__entry->pteval) |
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); |
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#define DEFINE_XEN_MMU_PTEP_MODIFY_PROT(name) \ |
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DEFINE_EVENT(xen_mmu_ptep_modify_prot, name, \ |
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TP_PROTO(struct mm_struct *mm, unsigned long addr, \ |
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pte_t *ptep, pte_t pteval), \ |
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TP_ARGS(mm, addr, ptep, pteval)) |
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DEFINE_XEN_MMU_PTEP_MODIFY_PROT(xen_mmu_ptep_modify_prot_start); |
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DEFINE_XEN_MMU_PTEP_MODIFY_PROT(xen_mmu_ptep_modify_prot_commit); |
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TRACE_EVENT(xen_mmu_alloc_ptpage, |
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TP_PROTO(struct mm_struct *mm, unsigned long pfn, unsigned level, bool pinned), |
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TP_ARGS(mm, pfn, level, pinned), |
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TP_STRUCT__entry( |
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__field(struct mm_struct *, mm) |
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__field(unsigned long, pfn) |
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__field(unsigned, level) |
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__field(bool, pinned) |
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), |
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TP_fast_assign(__entry->mm = mm; |
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__entry->pfn = pfn; |
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__entry->level = level; |
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__entry->pinned = pinned), |
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TP_printk("mm %p pfn %lx level %d %spinned", |
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__entry->mm, __entry->pfn, __entry->level, |
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__entry->pinned ? "" : "un") |
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); |
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TRACE_EVENT(xen_mmu_release_ptpage, |
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TP_PROTO(unsigned long pfn, unsigned level, bool pinned), |
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TP_ARGS(pfn, level, pinned), |
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TP_STRUCT__entry( |
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__field(unsigned long, pfn) |
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__field(unsigned, level) |
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__field(bool, pinned) |
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), |
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TP_fast_assign(__entry->pfn = pfn; |
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__entry->level = level; |
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__entry->pinned = pinned), |
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TP_printk("pfn %lx level %d %spinned", |
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__entry->pfn, __entry->level, |
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__entry->pinned ? "" : "un") |
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); |
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DECLARE_EVENT_CLASS(xen_mmu_pgd, |
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TP_PROTO(struct mm_struct *mm, pgd_t *pgd), |
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TP_ARGS(mm, pgd), |
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TP_STRUCT__entry( |
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__field(struct mm_struct *, mm) |
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__field(pgd_t *, pgd) |
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), |
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TP_fast_assign(__entry->mm = mm; |
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__entry->pgd = pgd), |
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TP_printk("mm %p pgd %p", __entry->mm, __entry->pgd) |
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); |
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#define DEFINE_XEN_MMU_PGD_EVENT(name) \ |
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DEFINE_EVENT(xen_mmu_pgd, name, \ |
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TP_PROTO(struct mm_struct *mm, pgd_t *pgd), \ |
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TP_ARGS(mm, pgd)) |
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DEFINE_XEN_MMU_PGD_EVENT(xen_mmu_pgd_pin); |
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DEFINE_XEN_MMU_PGD_EVENT(xen_mmu_pgd_unpin); |
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TRACE_EVENT(xen_mmu_flush_tlb_one_user, |
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TP_PROTO(unsigned long addr), |
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TP_ARGS(addr), |
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TP_STRUCT__entry( |
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__field(unsigned long, addr) |
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), |
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TP_fast_assign(__entry->addr = addr), |
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TP_printk("addr %lx", __entry->addr) |
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); |
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TRACE_EVENT(xen_mmu_flush_tlb_others, |
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TP_PROTO(const struct cpumask *cpus, struct mm_struct *mm, |
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unsigned long addr, unsigned long end), |
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TP_ARGS(cpus, mm, addr, end), |
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TP_STRUCT__entry( |
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__field(unsigned, ncpus) |
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__field(struct mm_struct *, mm) |
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__field(unsigned long, addr) |
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__field(unsigned long, end) |
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), |
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TP_fast_assign(__entry->ncpus = cpumask_weight(cpus); |
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__entry->mm = mm; |
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__entry->addr = addr, |
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__entry->end = end), |
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TP_printk("ncpus %d mm %p addr %lx, end %lx", |
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__entry->ncpus, __entry->mm, __entry->addr, __entry->end) |
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); |
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TRACE_EVENT(xen_mmu_write_cr3, |
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TP_PROTO(bool kernel, unsigned long cr3), |
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TP_ARGS(kernel, cr3), |
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TP_STRUCT__entry( |
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__field(bool, kernel) |
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__field(unsigned long, cr3) |
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), |
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TP_fast_assign(__entry->kernel = kernel; |
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__entry->cr3 = cr3), |
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TP_printk("%s cr3 %lx", |
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__entry->kernel ? "kernel" : "user", __entry->cr3) |
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); |
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/* CPU */ |
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TRACE_EVENT(xen_cpu_write_ldt_entry, |
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TP_PROTO(struct desc_struct *dt, int entrynum, u64 desc), |
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TP_ARGS(dt, entrynum, desc), |
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TP_STRUCT__entry( |
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__field(struct desc_struct *, dt) |
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__field(int, entrynum) |
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__field(u64, desc) |
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), |
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TP_fast_assign(__entry->dt = dt; |
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__entry->entrynum = entrynum; |
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__entry->desc = desc; |
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), |
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TP_printk("dt %p entrynum %d entry %016llx", |
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__entry->dt, __entry->entrynum, |
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(unsigned long long)__entry->desc) |
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); |
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TRACE_EVENT(xen_cpu_write_idt_entry, |
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TP_PROTO(gate_desc *dt, int entrynum, const gate_desc *ent), |
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TP_ARGS(dt, entrynum, ent), |
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TP_STRUCT__entry( |
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__field(gate_desc *, dt) |
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__field(int, entrynum) |
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), |
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TP_fast_assign(__entry->dt = dt; |
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__entry->entrynum = entrynum; |
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), |
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TP_printk("dt %p entrynum %d", |
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__entry->dt, __entry->entrynum) |
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); |
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TRACE_EVENT(xen_cpu_load_idt, |
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TP_PROTO(const struct desc_ptr *desc), |
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TP_ARGS(desc), |
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TP_STRUCT__entry( |
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__field(unsigned long, addr) |
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), |
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TP_fast_assign(__entry->addr = desc->address), |
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TP_printk("addr %lx", __entry->addr) |
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); |
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TRACE_EVENT(xen_cpu_write_gdt_entry, |
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TP_PROTO(struct desc_struct *dt, int entrynum, const void *desc, int type), |
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TP_ARGS(dt, entrynum, desc, type), |
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TP_STRUCT__entry( |
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__field(u64, desc) |
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__field(struct desc_struct *, dt) |
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__field(int, entrynum) |
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__field(int, type) |
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), |
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TP_fast_assign(__entry->dt = dt; |
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__entry->entrynum = entrynum; |
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__entry->desc = *(u64 *)desc; |
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__entry->type = type; |
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), |
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TP_printk("dt %p entrynum %d type %d desc %016llx", |
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__entry->dt, __entry->entrynum, __entry->type, |
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(unsigned long long)__entry->desc) |
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); |
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TRACE_EVENT(xen_cpu_set_ldt, |
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TP_PROTO(const void *addr, unsigned entries), |
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TP_ARGS(addr, entries), |
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TP_STRUCT__entry( |
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__field(const void *, addr) |
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__field(unsigned, entries) |
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), |
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TP_fast_assign(__entry->addr = addr; |
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__entry->entries = entries), |
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TP_printk("addr %p entries %u", |
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__entry->addr, __entry->entries) |
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); |
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#endif /* _TRACE_XEN_H */ |
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/* This part must be outside protection */ |
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#include <trace/define_trace.h>
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