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