Viewing file:  xen.h (13.92 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
/* 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>
|