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Diffstat (limited to 'arch/ia64/kernel/perfmon.c')
-rw-r--r--arch/ia64/kernel/perfmon.c161
1 files changed, 82 insertions, 79 deletions
diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c
index f55fa07849c..59169bf7145 100644
--- a/arch/ia64/kernel/perfmon.c
+++ b/arch/ia64/kernel/perfmon.c
@@ -158,14 +158,14 @@
*/
#define PROTECT_CTX(c, f) \
do { \
- DPRINT(("spinlock_irq_save ctx %p by [%d]\n", c, current->pid)); \
+ DPRINT(("spinlock_irq_save ctx %p by [%d]\n", c, task_pid_nr(current))); \
spin_lock_irqsave(&(c)->ctx_lock, f); \
- DPRINT(("spinlocked ctx %p by [%d]\n", c, current->pid)); \
+ DPRINT(("spinlocked ctx %p by [%d]\n", c, task_pid_nr(current))); \
} while(0)
#define UNPROTECT_CTX(c, f) \
do { \
- DPRINT(("spinlock_irq_restore ctx %p by [%d]\n", c, current->pid)); \
+ DPRINT(("spinlock_irq_restore ctx %p by [%d]\n", c, task_pid_nr(current))); \
spin_unlock_irqrestore(&(c)->ctx_lock, f); \
} while(0)
@@ -227,12 +227,12 @@
#ifdef PFM_DEBUGGING
#define DPRINT(a) \
do { \
- if (unlikely(pfm_sysctl.debug >0)) { printk("%s.%d: CPU%d [%d] ", __FUNCTION__, __LINE__, smp_processor_id(), current->pid); printk a; } \
+ if (unlikely(pfm_sysctl.debug >0)) { printk("%s.%d: CPU%d [%d] ", __FUNCTION__, __LINE__, smp_processor_id(), task_pid_nr(current)); printk a; } \
} while (0)
#define DPRINT_ovfl(a) \
do { \
- if (unlikely(pfm_sysctl.debug > 0 && pfm_sysctl.debug_ovfl >0)) { printk("%s.%d: CPU%d [%d] ", __FUNCTION__, __LINE__, smp_processor_id(), current->pid); printk a; } \
+ if (unlikely(pfm_sysctl.debug > 0 && pfm_sysctl.debug_ovfl >0)) { printk("%s.%d: CPU%d [%d] ", __FUNCTION__, __LINE__, smp_processor_id(), task_pid_nr(current)); printk a; } \
} while (0)
#endif
@@ -913,7 +913,7 @@ pfm_mask_monitoring(struct task_struct *task)
unsigned long mask, val, ovfl_mask;
int i;
- DPRINT_ovfl(("masking monitoring for [%d]\n", task->pid));
+ DPRINT_ovfl(("masking monitoring for [%d]\n", task_pid_nr(task)));
ovfl_mask = pmu_conf->ovfl_val;
/*
@@ -992,12 +992,12 @@ pfm_restore_monitoring(struct task_struct *task)
ovfl_mask = pmu_conf->ovfl_val;
if (task != current) {
- printk(KERN_ERR "perfmon.%d: invalid task[%d] current[%d]\n", __LINE__, task->pid, current->pid);
+ printk(KERN_ERR "perfmon.%d: invalid task[%d] current[%d]\n", __LINE__, task_pid_nr(task), task_pid_nr(current));
return;
}
if (ctx->ctx_state != PFM_CTX_MASKED) {
printk(KERN_ERR "perfmon.%d: task[%d] current[%d] invalid state=%d\n", __LINE__,
- task->pid, current->pid, ctx->ctx_state);
+ task_pid_nr(task), task_pid_nr(current), ctx->ctx_state);
return;
}
psr = pfm_get_psr();
@@ -1051,7 +1051,8 @@ pfm_restore_monitoring(struct task_struct *task)
if ((mask & 0x1) == 0UL) continue;
ctx->th_pmcs[i] = ctx->ctx_pmcs[i];
ia64_set_pmc(i, ctx->th_pmcs[i]);
- DPRINT(("[%d] pmc[%d]=0x%lx\n", task->pid, i, ctx->th_pmcs[i]));
+ DPRINT(("[%d] pmc[%d]=0x%lx\n",
+ task_pid_nr(task), i, ctx->th_pmcs[i]));
}
ia64_srlz_d();
@@ -1370,7 +1371,7 @@ pfm_reserve_session(struct task_struct *task, int is_syswide, unsigned int cpu)
error_conflict:
DPRINT(("system wide not possible, conflicting session [%d] on CPU%d\n",
- pfm_sessions.pfs_sys_session[cpu]->pid,
+ task_pid_nr(pfm_sessions.pfs_sys_session[cpu]),
cpu));
abort:
UNLOCK_PFS(flags);
@@ -1442,7 +1443,7 @@ pfm_remove_smpl_mapping(struct task_struct *task, void *vaddr, unsigned long siz
/* sanity checks */
if (task->mm == NULL || size == 0UL || vaddr == NULL) {
- printk(KERN_ERR "perfmon: pfm_remove_smpl_mapping [%d] invalid context mm=%p\n", task->pid, task->mm);
+ printk(KERN_ERR "perfmon: pfm_remove_smpl_mapping [%d] invalid context mm=%p\n", task_pid_nr(task), task->mm);
return -EINVAL;
}
@@ -1459,7 +1460,7 @@ pfm_remove_smpl_mapping(struct task_struct *task, void *vaddr, unsigned long siz
up_write(&task->mm->mmap_sem);
if (r !=0) {
- printk(KERN_ERR "perfmon: [%d] unable to unmap sampling buffer @%p size=%lu\n", task->pid, vaddr, size);
+ printk(KERN_ERR "perfmon: [%d] unable to unmap sampling buffer @%p size=%lu\n", task_pid_nr(task), vaddr, size);
}
DPRINT(("do_unmap(%p, %lu)=%d\n", vaddr, size, r));
@@ -1501,7 +1502,7 @@ pfm_free_smpl_buffer(pfm_context_t *ctx)
return 0;
invalid_free:
- printk(KERN_ERR "perfmon: pfm_free_smpl_buffer [%d] no buffer\n", current->pid);
+ printk(KERN_ERR "perfmon: pfm_free_smpl_buffer [%d] no buffer\n", task_pid_nr(current));
return -EINVAL;
}
#endif
@@ -1547,13 +1548,13 @@ pfm_read(struct file *filp, char __user *buf, size_t size, loff_t *ppos)
unsigned long flags;
DECLARE_WAITQUEUE(wait, current);
if (PFM_IS_FILE(filp) == 0) {
- printk(KERN_ERR "perfmon: pfm_poll: bad magic [%d]\n", current->pid);
+ printk(KERN_ERR "perfmon: pfm_poll: bad magic [%d]\n", task_pid_nr(current));
return -EINVAL;
}
ctx = (pfm_context_t *)filp->private_data;
if (ctx == NULL) {
- printk(KERN_ERR "perfmon: pfm_read: NULL ctx [%d]\n", current->pid);
+ printk(KERN_ERR "perfmon: pfm_read: NULL ctx [%d]\n", task_pid_nr(current));
return -EINVAL;
}
@@ -1607,7 +1608,7 @@ pfm_read(struct file *filp, char __user *buf, size_t size, loff_t *ppos)
PROTECT_CTX(ctx, flags);
}
- DPRINT(("[%d] back to running ret=%ld\n", current->pid, ret));
+ DPRINT(("[%d] back to running ret=%ld\n", task_pid_nr(current), ret));
set_current_state(TASK_RUNNING);
remove_wait_queue(&ctx->ctx_msgq_wait, &wait);
@@ -1616,7 +1617,7 @@ pfm_read(struct file *filp, char __user *buf, size_t size, loff_t *ppos)
ret = -EINVAL;
msg = pfm_get_next_msg(ctx);
if (msg == NULL) {
- printk(KERN_ERR "perfmon: pfm_read no msg for ctx=%p [%d]\n", ctx, current->pid);
+ printk(KERN_ERR "perfmon: pfm_read no msg for ctx=%p [%d]\n", ctx, task_pid_nr(current));
goto abort_locked;
}
@@ -1647,13 +1648,13 @@ pfm_poll(struct file *filp, poll_table * wait)
unsigned int mask = 0;
if (PFM_IS_FILE(filp) == 0) {
- printk(KERN_ERR "perfmon: pfm_poll: bad magic [%d]\n", current->pid);
+ printk(KERN_ERR "perfmon: pfm_poll: bad magic [%d]\n", task_pid_nr(current));
return 0;
}
ctx = (pfm_context_t *)filp->private_data;
if (ctx == NULL) {
- printk(KERN_ERR "perfmon: pfm_poll: NULL ctx [%d]\n", current->pid);
+ printk(KERN_ERR "perfmon: pfm_poll: NULL ctx [%d]\n", task_pid_nr(current));
return 0;
}
@@ -1692,7 +1693,7 @@ pfm_do_fasync(int fd, struct file *filp, pfm_context_t *ctx, int on)
ret = fasync_helper (fd, filp, on, &ctx->ctx_async_queue);
DPRINT(("pfm_fasync called by [%d] on ctx_fd=%d on=%d async_queue=%p ret=%d\n",
- current->pid,
+ task_pid_nr(current),
fd,
on,
ctx->ctx_async_queue, ret));
@@ -1707,13 +1708,13 @@ pfm_fasync(int fd, struct file *filp, int on)
int ret;
if (PFM_IS_FILE(filp) == 0) {
- printk(KERN_ERR "perfmon: pfm_fasync bad magic [%d]\n", current->pid);
+ printk(KERN_ERR "perfmon: pfm_fasync bad magic [%d]\n", task_pid_nr(current));
return -EBADF;
}
ctx = (pfm_context_t *)filp->private_data;
if (ctx == NULL) {
- printk(KERN_ERR "perfmon: pfm_fasync NULL ctx [%d]\n", current->pid);
+ printk(KERN_ERR "perfmon: pfm_fasync NULL ctx [%d]\n", task_pid_nr(current));
return -EBADF;
}
/*
@@ -1759,7 +1760,7 @@ pfm_syswide_force_stop(void *info)
if (owner != ctx->ctx_task) {
printk(KERN_ERR "perfmon: pfm_syswide_force_stop CPU%d unexpected owner [%d] instead of [%d]\n",
smp_processor_id(),
- owner->pid, ctx->ctx_task->pid);
+ task_pid_nr(owner), task_pid_nr(ctx->ctx_task));
return;
}
if (GET_PMU_CTX() != ctx) {
@@ -1769,7 +1770,7 @@ pfm_syswide_force_stop(void *info)
return;
}
- DPRINT(("on CPU%d forcing system wide stop for [%d]\n", smp_processor_id(), ctx->ctx_task->pid));
+ DPRINT(("on CPU%d forcing system wide stop for [%d]\n", smp_processor_id(), task_pid_nr(ctx->ctx_task)));
/*
* the context is already protected in pfm_close(), we simply
* need to mask interrupts to avoid a PMU interrupt race on
@@ -1821,7 +1822,7 @@ pfm_flush(struct file *filp, fl_owner_t id)
ctx = (pfm_context_t *)filp->private_data;
if (ctx == NULL) {
- printk(KERN_ERR "perfmon: pfm_flush: NULL ctx [%d]\n", current->pid);
+ printk(KERN_ERR "perfmon: pfm_flush: NULL ctx [%d]\n", task_pid_nr(current));
return -EBADF;
}
@@ -1969,7 +1970,7 @@ pfm_close(struct inode *inode, struct file *filp)
ctx = (pfm_context_t *)filp->private_data;
if (ctx == NULL) {
- printk(KERN_ERR "perfmon: pfm_close: NULL ctx [%d]\n", current->pid);
+ printk(KERN_ERR "perfmon: pfm_close: NULL ctx [%d]\n", task_pid_nr(current));
return -EBADF;
}
@@ -2066,7 +2067,7 @@ pfm_close(struct inode *inode, struct file *filp)
*/
ctx->ctx_state = PFM_CTX_ZOMBIE;
- DPRINT(("zombie ctx for [%d]\n", task->pid));
+ DPRINT(("zombie ctx for [%d]\n", task_pid_nr(task)));
/*
* cannot free the context on the spot. deferred until
* the task notices the ZOMBIE state
@@ -2472,7 +2473,7 @@ pfm_setup_buffer_fmt(struct task_struct *task, struct file *filp, pfm_context_t
/* invoke and lock buffer format, if found */
fmt = pfm_find_buffer_fmt(arg->ctx_smpl_buf_id);
if (fmt == NULL) {
- DPRINT(("[%d] cannot find buffer format\n", task->pid));
+ DPRINT(("[%d] cannot find buffer format\n", task_pid_nr(task)));
return -EINVAL;
}
@@ -2483,7 +2484,7 @@ pfm_setup_buffer_fmt(struct task_struct *task, struct file *filp, pfm_context_t
ret = pfm_buf_fmt_validate(fmt, task, ctx_flags, cpu, fmt_arg);
- DPRINT(("[%d] after validate(0x%x,%d,%p)=%d\n", task->pid, ctx_flags, cpu, fmt_arg, ret));
+ DPRINT(("[%d] after validate(0x%x,%d,%p)=%d\n", task_pid_nr(task), ctx_flags, cpu, fmt_arg, ret));
if (ret) goto error;
@@ -2605,23 +2606,23 @@ pfm_task_incompatible(pfm_context_t *ctx, struct task_struct *task)
* no kernel task or task not owner by caller
*/
if (task->mm == NULL) {
- DPRINT(("task [%d] has not memory context (kernel thread)\n", task->pid));
+ DPRINT(("task [%d] has not memory context (kernel thread)\n", task_pid_nr(task)));
return -EPERM;
}
if (pfm_bad_permissions(task)) {
- DPRINT(("no permission to attach to [%d]\n", task->pid));
+ DPRINT(("no permission to attach to [%d]\n", task_pid_nr(task)));
return -EPERM;
}
/*
* cannot block in self-monitoring mode
*/
if (CTX_OVFL_NOBLOCK(ctx) == 0 && task == current) {
- DPRINT(("cannot load a blocking context on self for [%d]\n", task->pid));
+ DPRINT(("cannot load a blocking context on self for [%d]\n", task_pid_nr(task)));
return -EINVAL;
}
if (task->exit_state == EXIT_ZOMBIE) {
- DPRINT(("cannot attach to zombie task [%d]\n", task->pid));
+ DPRINT(("cannot attach to zombie task [%d]\n", task_pid_nr(task)));
return -EBUSY;
}
@@ -2631,7 +2632,7 @@ pfm_task_incompatible(pfm_context_t *ctx, struct task_struct *task)
if (task == current) return 0;
if ((task->state != TASK_STOPPED) && (task->state != TASK_TRACED)) {
- DPRINT(("cannot attach to non-stopped task [%d] state=%ld\n", task->pid, task->state));
+ DPRINT(("cannot attach to non-stopped task [%d] state=%ld\n", task_pid_nr(task), task->state));
return -EBUSY;
}
/*
@@ -3512,7 +3513,7 @@ pfm_use_debug_registers(struct task_struct *task)
if (pmu_conf->use_rr_dbregs == 0) return 0;
- DPRINT(("called for [%d]\n", task->pid));
+ DPRINT(("called for [%d]\n", task_pid_nr(task)));
/*
* do it only once
@@ -3543,7 +3544,7 @@ pfm_use_debug_registers(struct task_struct *task)
DPRINT(("ptrace_use_dbregs=%u sys_use_dbregs=%u by [%d] ret = %d\n",
pfm_sessions.pfs_ptrace_use_dbregs,
pfm_sessions.pfs_sys_use_dbregs,
- task->pid, ret));
+ task_pid_nr(task), ret));
UNLOCK_PFS(flags);
@@ -3568,7 +3569,7 @@ pfm_release_debug_registers(struct task_struct *task)
LOCK_PFS(flags);
if (pfm_sessions.pfs_ptrace_use_dbregs == 0) {
- printk(KERN_ERR "perfmon: invalid release for [%d] ptrace_use_dbregs=0\n", task->pid);
+ printk(KERN_ERR "perfmon: invalid release for [%d] ptrace_use_dbregs=0\n", task_pid_nr(task));
ret = -1;
} else {
pfm_sessions.pfs_ptrace_use_dbregs--;
@@ -3620,7 +3621,7 @@ pfm_restart(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
/* sanity check */
if (unlikely(task == NULL)) {
- printk(KERN_ERR "perfmon: [%d] pfm_restart no task\n", current->pid);
+ printk(KERN_ERR "perfmon: [%d] pfm_restart no task\n", task_pid_nr(current));
return -EINVAL;
}
@@ -3629,7 +3630,7 @@ pfm_restart(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
fmt = ctx->ctx_buf_fmt;
DPRINT(("restarting self %d ovfl=0x%lx\n",
- task->pid,
+ task_pid_nr(task),
ctx->ctx_ovfl_regs[0]));
if (CTX_HAS_SMPL(ctx)) {
@@ -3653,11 +3654,11 @@ pfm_restart(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
pfm_reset_regs(ctx, ctx->ctx_ovfl_regs, PFM_PMD_LONG_RESET);
if (rst_ctrl.bits.mask_monitoring == 0) {
- DPRINT(("resuming monitoring for [%d]\n", task->pid));
+ DPRINT(("resuming monitoring for [%d]\n", task_pid_nr(task)));
if (state == PFM_CTX_MASKED) pfm_restore_monitoring(task);
} else {
- DPRINT(("keeping monitoring stopped for [%d]\n", task->pid));
+ DPRINT(("keeping monitoring stopped for [%d]\n", task_pid_nr(task)));
// cannot use pfm_stop_monitoring(task, regs);
}
@@ -3714,10 +3715,10 @@ pfm_restart(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
* "self-monitoring".
*/
if (CTX_OVFL_NOBLOCK(ctx) == 0 && state == PFM_CTX_MASKED) {
- DPRINT(("unblocking [%d] \n", task->pid));
+ DPRINT(("unblocking [%d] \n", task_pid_nr(task)));
complete(&ctx->ctx_restart_done);
} else {
- DPRINT(("[%d] armed exit trap\n", task->pid));
+ DPRINT(("[%d] armed exit trap\n", task_pid_nr(task)));
ctx->ctx_fl_trap_reason = PFM_TRAP_REASON_RESET;
@@ -3805,7 +3806,7 @@ pfm_write_ibr_dbr(int mode, pfm_context_t *ctx, void *arg, int count, struct pt_
* don't bother if we are loaded and task is being debugged
*/
if (is_loaded && (thread->flags & IA64_THREAD_DBG_VALID) != 0) {
- DPRINT(("debug registers already in use for [%d]\n", task->pid));
+ DPRINT(("debug registers already in use for [%d]\n", task_pid_nr(task)));
return -EBUSY;
}
@@ -3846,7 +3847,7 @@ pfm_write_ibr_dbr(int mode, pfm_context_t *ctx, void *arg, int count, struct pt_
* is shared by all processes running on it
*/
if (first_time && can_access_pmu) {
- DPRINT(("[%d] clearing ibrs, dbrs\n", task->pid));
+ DPRINT(("[%d] clearing ibrs, dbrs\n", task_pid_nr(task)));
for (i=0; i < pmu_conf->num_ibrs; i++) {
ia64_set_ibr(i, 0UL);
ia64_dv_serialize_instruction();
@@ -4035,7 +4036,7 @@ pfm_stop(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
return -EBUSY;
}
DPRINT(("task [%d] ctx_state=%d is_system=%d\n",
- PFM_CTX_TASK(ctx)->pid,
+ task_pid_nr(PFM_CTX_TASK(ctx)),
state,
is_system));
/*
@@ -4093,7 +4094,7 @@ pfm_stop(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
* monitoring disabled in kernel at next reschedule
*/
ctx->ctx_saved_psr_up = 0;
- DPRINT(("task=[%d]\n", task->pid));
+ DPRINT(("task=[%d]\n", task_pid_nr(task)));
}
return 0;
}
@@ -4298,11 +4299,12 @@ pfm_context_load(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
if (is_system) {
if (pfm_sessions.pfs_ptrace_use_dbregs) {
- DPRINT(("cannot load [%d] dbregs in use\n", task->pid));
+ DPRINT(("cannot load [%d] dbregs in use\n",
+ task_pid_nr(task)));
ret = -EBUSY;
} else {
pfm_sessions.pfs_sys_use_dbregs++;
- DPRINT(("load [%d] increased sys_use_dbreg=%u\n", task->pid, pfm_sessions.pfs_sys_use_dbregs));
+ DPRINT(("load [%d] increased sys_use_dbreg=%u\n", task_pid_nr(task), pfm_sessions.pfs_sys_use_dbregs));
set_dbregs = 1;
}
}
@@ -4394,7 +4396,7 @@ pfm_context_load(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
/* allow user level control */
ia64_psr(regs)->sp = 0;
- DPRINT(("clearing psr.sp for [%d]\n", task->pid));
+ DPRINT(("clearing psr.sp for [%d]\n", task_pid_nr(task)));
SET_LAST_CPU(ctx, smp_processor_id());
INC_ACTIVATION();
@@ -4429,7 +4431,7 @@ pfm_context_load(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
*/
SET_PMU_OWNER(task, ctx);
- DPRINT(("context loaded on PMU for [%d]\n", task->pid));
+ DPRINT(("context loaded on PMU for [%d]\n", task_pid_nr(task)));
} else {
/*
* when not current, task MUST be stopped, so this is safe
@@ -4493,7 +4495,7 @@ pfm_context_unload(pfm_context_t *ctx, void *arg, int count, struct pt_regs *reg
int prev_state, is_system;
int ret;
- DPRINT(("ctx_state=%d task [%d]\n", ctx->ctx_state, task ? task->pid : -1));
+ DPRINT(("ctx_state=%d task [%d]\n", ctx->ctx_state, task ? task_pid_nr(task) : -1));
prev_state = ctx->ctx_state;
is_system = ctx->ctx_fl_system;
@@ -4568,7 +4570,7 @@ pfm_context_unload(pfm_context_t *ctx, void *arg, int count, struct pt_regs *reg
*/
ia64_psr(regs)->sp = 1;
- DPRINT(("setting psr.sp for [%d]\n", task->pid));
+ DPRINT(("setting psr.sp for [%d]\n", task_pid_nr(task)));
}
/*
* save PMDs to context
@@ -4608,7 +4610,7 @@ pfm_context_unload(pfm_context_t *ctx, void *arg, int count, struct pt_regs *reg
ctx->ctx_fl_can_restart = 0;
ctx->ctx_fl_going_zombie = 0;
- DPRINT(("disconnected [%d] from context\n", task->pid));
+ DPRINT(("disconnected [%d] from context\n", task_pid_nr(task)));
return 0;
}
@@ -4631,7 +4633,7 @@ pfm_exit_thread(struct task_struct *task)
PROTECT_CTX(ctx, flags);
- DPRINT(("state=%d task [%d]\n", ctx->ctx_state, task->pid));
+ DPRINT(("state=%d task [%d]\n", ctx->ctx_state, task_pid_nr(task)));
state = ctx->ctx_state;
switch(state) {
@@ -4640,13 +4642,13 @@ pfm_exit_thread(struct task_struct *task)
* only comes to this function if pfm_context is not NULL, i.e., cannot
* be in unloaded state
*/
- printk(KERN_ERR "perfmon: pfm_exit_thread [%d] ctx unloaded\n", task->pid);
+ printk(KERN_ERR "perfmon: pfm_exit_thread [%d] ctx unloaded\n", task_pid_nr(task));
break;
case PFM_CTX_LOADED:
case PFM_CTX_MASKED:
ret = pfm_context_unload(ctx, NULL, 0, regs);
if (ret) {
- printk(KERN_ERR "perfmon: pfm_exit_thread [%d] state=%d unload failed %d\n", task->pid, state, ret);
+ printk(KERN_ERR "perfmon: pfm_exit_thread [%d] state=%d unload failed %d\n", task_pid_nr(task), state, ret);
}
DPRINT(("ctx unloaded for current state was %d\n", state));
@@ -4655,12 +4657,12 @@ pfm_exit_thread(struct task_struct *task)
case PFM_CTX_ZOMBIE:
ret = pfm_context_unload(ctx, NULL, 0, regs);
if (ret) {
- printk(KERN_ERR "perfmon: pfm_exit_thread [%d] state=%d unload failed %d\n", task->pid, state, ret);
+ printk(KERN_ERR "perfmon: pfm_exit_thread [%d] state=%d unload failed %d\n", task_pid_nr(task), state, ret);
}
free_ok = 1;
break;
default:
- printk(KERN_ERR "perfmon: pfm_exit_thread [%d] unexpected state=%d\n", task->pid, state);
+ printk(KERN_ERR "perfmon: pfm_exit_thread [%d] unexpected state=%d\n", task_pid_nr(task), state);
break;
}
UNPROTECT_CTX(ctx, flags);
@@ -4744,7 +4746,7 @@ recheck:
DPRINT(("context %d state=%d [%d] task_state=%ld must_stop=%d\n",
ctx->ctx_fd,
state,
- task->pid,
+ task_pid_nr(task),
task->state, PFM_CMD_STOPPED(cmd)));
/*
@@ -4791,7 +4793,7 @@ recheck:
*/
if (PFM_CMD_STOPPED(cmd)) {
if ((task->state != TASK_STOPPED) && (task->state != TASK_TRACED)) {
- DPRINT(("[%d] task not in stopped state\n", task->pid));
+ DPRINT(("[%d] task not in stopped state\n", task_pid_nr(task)));
return -EBUSY;
}
/*
@@ -4884,7 +4886,7 @@ restart_args:
* limit abuse to min page size
*/
if (unlikely(sz > PFM_MAX_ARGSIZE)) {
- printk(KERN_ERR "perfmon: [%d] argument too big %lu\n", current->pid, sz);
+ printk(KERN_ERR "perfmon: [%d] argument too big %lu\n", task_pid_nr(current), sz);
return -E2BIG;
}
@@ -5031,11 +5033,11 @@ pfm_context_force_terminate(pfm_context_t *ctx, struct pt_regs *regs)
{
int ret;
- DPRINT(("entering for [%d]\n", current->pid));
+ DPRINT(("entering for [%d]\n", task_pid_nr(current)));
ret = pfm_context_unload(ctx, NULL, 0, regs);
if (ret) {
- printk(KERN_ERR "pfm_context_force_terminate: [%d] unloaded failed with %d\n", current->pid, ret);
+ printk(KERN_ERR "pfm_context_force_terminate: [%d] unloaded failed with %d\n", task_pid_nr(current), ret);
}
/*
@@ -5072,7 +5074,7 @@ pfm_handle_work(void)
ctx = PFM_GET_CTX(current);
if (ctx == NULL) {
- printk(KERN_ERR "perfmon: [%d] has no PFM context\n", current->pid);
+ printk(KERN_ERR "perfmon: [%d] has no PFM context\n", task_pid_nr(current));
return;
}
@@ -5269,7 +5271,7 @@ pfm_overflow_handler(struct task_struct *task, pfm_context_t *ctx, u64 pmc0, str
DPRINT_ovfl(("pmc0=0x%lx pid=%d iip=0x%lx, %s "
"used_pmds=0x%lx\n",
pmc0,
- task ? task->pid: -1,
+ task ? task_pid_nr(task): -1,
(regs ? regs->cr_iip : 0),
CTX_OVFL_NOBLOCK(ctx) ? "nonblocking" : "blocking",
ctx->ctx_used_pmds[0]));
@@ -5458,7 +5460,7 @@ pfm_overflow_handler(struct task_struct *task, pfm_context_t *ctx, u64 pmc0, str
}
DPRINT_ovfl(("owner [%d] pending=%ld reason=%u ovfl_pmds=0x%lx ovfl_notify=0x%lx masked=%d\n",
- GET_PMU_OWNER() ? GET_PMU_OWNER()->pid : -1,
+ GET_PMU_OWNER() ? task_pid_nr(GET_PMU_OWNER()) : -1,
PFM_GET_WORK_PENDING(task),
ctx->ctx_fl_trap_reason,
ovfl_pmds,
@@ -5483,7 +5485,7 @@ pfm_overflow_handler(struct task_struct *task, pfm_context_t *ctx, u64 pmc0, str
sanity_check:
printk(KERN_ERR "perfmon: CPU%d overflow handler [%d] pmc0=0x%lx\n",
smp_processor_id(),
- task ? task->pid : -1,
+ task ? task_pid_nr(task) : -1,
pmc0);
return;
@@ -5516,7 +5518,7 @@ stop_monitoring:
*
* Overall pretty hairy stuff....
*/
- DPRINT(("ctx is zombie for [%d], converted to spurious\n", task ? task->pid: -1));
+ DPRINT(("ctx is zombie for [%d], converted to spurious\n", task ? task_pid_nr(task): -1));
pfm_clear_psr_up();
ia64_psr(regs)->up = 0;
ia64_psr(regs)->sp = 1;
@@ -5577,13 +5579,13 @@ pfm_do_interrupt_handler(int irq, void *arg, struct pt_regs *regs)
report_spurious1:
printk(KERN_INFO "perfmon: spurious overflow interrupt on CPU%d: process %d has no PFM context\n",
- this_cpu, task->pid);
+ this_cpu, task_pid_nr(task));
pfm_unfreeze_pmu();
return -1;
report_spurious2:
printk(KERN_INFO "perfmon: spurious overflow interrupt on CPU%d: process %d, invalid flag\n",
this_cpu,
- task->pid);
+ task_pid_nr(task));
pfm_unfreeze_pmu();
return -1;
}
@@ -5870,7 +5872,8 @@ pfm_force_cleanup(pfm_context_t *ctx, struct pt_regs *regs)
ia64_psr(regs)->sp = 1;
if (GET_PMU_OWNER() == task) {
- DPRINT(("cleared ownership for [%d]\n", ctx->ctx_task->pid));
+ DPRINT(("cleared ownership for [%d]\n",
+ task_pid_nr(ctx->ctx_task)));
SET_PMU_OWNER(NULL, NULL);
}
@@ -5882,7 +5885,7 @@ pfm_force_cleanup(pfm_context_t *ctx, struct pt_regs *regs)
task->thread.pfm_context = NULL;
task->thread.flags &= ~IA64_THREAD_PM_VALID;
- DPRINT(("force cleanup for [%d]\n", task->pid));
+ DPRINT(("force cleanup for [%d]\n", task_pid_nr(task)));
}
@@ -6426,7 +6429,7 @@ pfm_flush_pmds(struct task_struct *task, pfm_context_t *ctx)
if (PMD_IS_COUNTING(i)) {
DPRINT(("[%d] pmd[%d] ctx_pmd=0x%lx hw_pmd=0x%lx\n",
- task->pid,
+ task_pid_nr(task),
i,
ctx->ctx_pmds[i].val,
val & ovfl_val));
@@ -6448,11 +6451,11 @@ pfm_flush_pmds(struct task_struct *task, pfm_context_t *ctx)
*/
if (pmc0 & (1UL << i)) {
val += 1 + ovfl_val;
- DPRINT(("[%d] pmd[%d] overflowed\n", task->pid, i));
+ DPRINT(("[%d] pmd[%d] overflowed\n", task_pid_nr(task), i));
}
}
- DPRINT(("[%d] ctx_pmd[%d]=0x%lx pmd_val=0x%lx\n", task->pid, i, val, pmd_val));
+ DPRINT(("[%d] ctx_pmd[%d]=0x%lx pmd_val=0x%lx\n", task_pid_nr(task), i, val, pmd_val));
if (is_self) ctx->th_pmds[i] = pmd_val;
@@ -6793,14 +6796,14 @@ dump_pmu_state(const char *from)
printk("CPU%d from %s() current [%d] iip=0x%lx %s\n",
this_cpu,
from,
- current->pid,
+ task_pid_nr(current),
regs->cr_iip,
current->comm);
task = GET_PMU_OWNER();
ctx = GET_PMU_CTX();
- printk("->CPU%d owner [%d] ctx=%p\n", this_cpu, task ? task->pid : -1, ctx);
+ printk("->CPU%d owner [%d] ctx=%p\n", this_cpu, task ? task_pid_nr(task) : -1, ctx);
psr = pfm_get_psr();
@@ -6848,7 +6851,7 @@ pfm_inherit(struct task_struct *task, struct pt_regs *regs)
{
struct thread_struct *thread;
- DPRINT(("perfmon: pfm_inherit clearing state for [%d]\n", task->pid));
+ DPRINT(("perfmon: pfm_inherit clearing state for [%d]\n", task_pid_nr(task)));
thread = &task->thread;
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-11-27 17:43:35 +0000