[PATCH] ia64: task_pt_regs()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/arch/ia64/ia32/elfcore32.h b/arch/ia64/ia32/elfcore32.h
index b73b8b6..a47f63b 100644
--- a/arch/ia64/ia32/elfcore32.h
+++ b/arch/ia64/ia32/elfcore32.h
@@ -95,8 +95,7 @@
static inline int elf_core_copy_task_regs(struct task_struct *t,
elf_gregset_t* elfregs)
{
- struct pt_regs *pp = ia64_task_regs(t);
- ELF_CORE_COPY_REGS((*elfregs), pp);
+ ELF_CORE_COPY_REGS((*elfregs), task_pt_regs(t));
return 1;
}
diff --git a/arch/ia64/ia32/ia32_signal.c b/arch/ia64/ia32/ia32_signal.c
index aa891c9..5856510 100644
--- a/arch/ia64/ia32/ia32_signal.c
+++ b/arch/ia64/ia32/ia32_signal.c
@@ -255,7 +255,7 @@
*/
fp_tos = (fsr>>11)&0x7;
fr8_st_map = (8-fp_tos)&0x7;
- ptp = ia64_task_regs(tsk);
+ ptp = task_pt_regs(tsk);
fpregp = (struct _fpreg_ia32 *)(((unsigned long)buf + 15) & ~15);
ia64f2ia32f(fpregp, &ptp->f8);
copy_to_user(&save->_st[(0+fr8_st_map)&0x7], fpregp, sizeof(struct _fpreg_ia32));
@@ -389,7 +389,7 @@
fr8_st_map = (8-fp_tos)&0x7;
fpregp = (struct _fpreg_ia32 *)(((unsigned long)buf + 15) & ~15);
- ptp = ia64_task_regs(tsk);
+ ptp = task_pt_regs(tsk);
copy_from_user(fpregp, &save->_st[(0+fr8_st_map)&0x7], sizeof(struct _fpreg_ia32));
ia32f2ia64f(&ptp->f8, fpregp);
copy_from_user(fpregp, &save->_st[(1+fr8_st_map)&0x7], sizeof(struct _fpreg_ia32));
diff --git a/arch/ia64/ia32/ia32_support.c b/arch/ia64/ia32/ia32_support.c
index 4f63004..c187743 100644
--- a/arch/ia64/ia32/ia32_support.c
+++ b/arch/ia64/ia32/ia32_support.c
@@ -58,7 +58,7 @@
void
ia32_load_segment_descriptors (struct task_struct *task)
{
- struct pt_regs *regs = ia64_task_regs(task);
+ struct pt_regs *regs = task_pt_regs(task);
/* Setup the segment descriptors */
regs->r24 = load_desc(regs->r16 >> 16); /* ESD */
@@ -113,7 +113,7 @@
ia32_load_state (struct task_struct *t)
{
unsigned long eflag, fsr, fcr, fir, fdr, tssd;
- struct pt_regs *regs = ia64_task_regs(t);
+ struct pt_regs *regs = task_pt_regs(t);
eflag = t->thread.eflag;
fsr = t->thread.fsr;
diff --git a/arch/ia64/ia32/sys_ia32.c b/arch/ia64/ia32/sys_ia32.c
index 0668b2b7..3945d37 100644
--- a/arch/ia64/ia32/sys_ia32.c
+++ b/arch/ia64/ia32/sys_ia32.c
@@ -1482,7 +1482,7 @@
{
struct pt_regs *child_regs;
- child_regs = ia64_task_regs(child);
+ child_regs = task_pt_regs(child);
switch (regno / sizeof(int)) {
case PT_EBX: return child_regs->r11;
case PT_ECX: return child_regs->r9;
@@ -1510,7 +1510,7 @@
{
struct pt_regs *child_regs;
- child_regs = ia64_task_regs(child);
+ child_regs = task_pt_regs(child);
switch (regno / sizeof(int)) {
case PT_EBX: child_regs->r11 = value; break;
case PT_ECX: child_regs->r9 = value; break;
@@ -1626,7 +1626,7 @@
* Stack frames start with 16-bytes of temp space
*/
swp = (struct switch_stack *)(tsk->thread.ksp + 16);
- ptp = ia64_task_regs(tsk);
+ ptp = task_pt_regs(tsk);
tos = (tsk->thread.fsr >> 11) & 7;
for (i = 0; i < 8; i++)
put_fpreg(i, &save->st_space[i], ptp, swp, tos);
@@ -1659,7 +1659,7 @@
* Stack frames start with 16-bytes of temp space
*/
swp = (struct switch_stack *)(tsk->thread.ksp + 16);
- ptp = ia64_task_regs(tsk);
+ ptp = task_pt_regs(tsk);
tos = (tsk->thread.fsr >> 11) & 7;
for (i = 0; i < 8; i++)
get_fpreg(i, &save->st_space[i], ptp, swp, tos);
@@ -1690,7 +1690,7 @@
* Stack frames start with 16-bytes of temp space
*/
swp = (struct switch_stack *)(tsk->thread.ksp + 16);
- ptp = ia64_task_regs(tsk);
+ ptp = task_pt_regs(tsk);
tos = (tsk->thread.fsr >> 11) & 7;
for (i = 0; i < 8; i++)
put_fpreg(i, (struct _fpreg_ia32 __user *)&save->st_space[4*i], ptp, swp, tos);
@@ -1734,7 +1734,7 @@
* Stack frames start with 16-bytes of temp space
*/
swp = (struct switch_stack *)(tsk->thread.ksp + 16);
- ptp = ia64_task_regs(tsk);
+ ptp = task_pt_regs(tsk);
tos = (tsk->thread.fsr >> 11) & 7;
for (i = 0; i < 8; i++)
get_fpreg(i, (struct _fpreg_ia32 __user *)&save->st_space[4*i], ptp, swp, tos);
diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c
index c026ac1..bd87cb6 100644
--- a/arch/ia64/kernel/perfmon.c
+++ b/arch/ia64/kernel/perfmon.c
@@ -1710,7 +1710,7 @@
pfm_syswide_force_stop(void *info)
{
pfm_context_t *ctx = (pfm_context_t *)info;
- struct pt_regs *regs = ia64_task_regs(current);
+ struct pt_regs *regs = task_pt_regs(current);
struct task_struct *owner;
unsigned long flags;
int ret;
@@ -1815,7 +1815,7 @@
is_system = ctx->ctx_fl_system;
task = PFM_CTX_TASK(ctx);
- regs = ia64_task_regs(task);
+ regs = task_pt_regs(task);
DPRINT(("ctx_state=%d is_current=%d\n",
state,
@@ -1945,7 +1945,7 @@
is_system = ctx->ctx_fl_system;
task = PFM_CTX_TASK(ctx);
- regs = ia64_task_regs(task);
+ regs = task_pt_regs(task);
DPRINT(("ctx_state=%d is_current=%d\n",
state,
@@ -4052,7 +4052,7 @@
*/
ia64_psr(regs)->up = 0;
} else {
- tregs = ia64_task_regs(task);
+ tregs = task_pt_regs(task);
/*
* stop monitoring at the user level
@@ -4134,7 +4134,7 @@
ia64_psr(regs)->up = 1;
} else {
- tregs = ia64_task_regs(ctx->ctx_task);
+ tregs = task_pt_regs(ctx->ctx_task);
/*
* start monitoring at the kernel level the next
@@ -4404,7 +4404,7 @@
/*
* when not current, task MUST be stopped, so this is safe
*/
- regs = ia64_task_regs(task);
+ regs = task_pt_regs(task);
/* force a full reload */
ctx->ctx_last_activation = PFM_INVALID_ACTIVATION;
@@ -4530,7 +4530,7 @@
/*
* per-task mode
*/
- tregs = task == current ? regs : ia64_task_regs(task);
+ tregs = task == current ? regs : task_pt_regs(task);
if (task == current) {
/*
@@ -4593,7 +4593,7 @@
{
pfm_context_t *ctx;
unsigned long flags;
- struct pt_regs *regs = ia64_task_regs(task);
+ struct pt_regs *regs = task_pt_regs(task);
int ret, state;
int free_ok = 0;
@@ -4926,7 +4926,7 @@
if (unlikely(ret)) goto abort_locked;
skip_fd:
- ret = (*func)(ctx, args_k, count, ia64_task_regs(current));
+ ret = (*func)(ctx, args_k, count, task_pt_regs(current));
call_made = 1;
@@ -5050,7 +5050,7 @@
pfm_clear_task_notify();
- regs = ia64_task_regs(current);
+ regs = task_pt_regs(current);
/*
* extract reason for being here and clear
@@ -5794,7 +5794,7 @@
* on every CPU, so we can rely on the pid to identify the idle task.
*/
if ((info & PFM_CPUINFO_EXCL_IDLE) == 0 || task->pid) {
- regs = ia64_task_regs(task);
+ regs = task_pt_regs(task);
ia64_psr(regs)->pp = is_ctxswin ? dcr_pp : 0;
return;
}
@@ -5877,7 +5877,7 @@
flags = pfm_protect_ctx_ctxsw(ctx);
if (ctx->ctx_state == PFM_CTX_ZOMBIE) {
- struct pt_regs *regs = ia64_task_regs(task);
+ struct pt_regs *regs = task_pt_regs(task);
pfm_clear_psr_up();
@@ -6077,7 +6077,7 @@
BUG_ON(psr & IA64_PSR_I);
if (unlikely(ctx->ctx_state == PFM_CTX_ZOMBIE)) {
- struct pt_regs *regs = ia64_task_regs(task);
+ struct pt_regs *regs = task_pt_regs(task);
BUG_ON(ctx->ctx_smpl_hdr);
@@ -6446,7 +6446,7 @@
{
struct pt_regs *regs;
- regs = ia64_task_regs(current);
+ regs = task_pt_regs(current);
DPRINT(("called\n"));
@@ -6472,7 +6472,7 @@
{
struct pt_regs *regs;
- regs = ia64_task_regs(current);
+ regs = task_pt_regs(current);
DPRINT(("called\n"));
@@ -6754,7 +6754,7 @@
local_irq_save(flags);
this_cpu = smp_processor_id();
- regs = ia64_task_regs(current);
+ regs = task_pt_regs(current);
info = PFM_CPUINFO_GET();
dcr = ia64_getreg(_IA64_REG_CR_DCR);
diff --git a/arch/ia64/kernel/process.c b/arch/ia64/kernel/process.c
index e9904c7..309d596 100644
--- a/arch/ia64/kernel/process.c
+++ b/arch/ia64/kernel/process.c
@@ -328,7 +328,7 @@
#endif
#ifdef CONFIG_IA32_SUPPORT
- if (IS_IA32_PROCESS(ia64_task_regs(task)))
+ if (IS_IA32_PROCESS(task_pt_regs(task)))
ia32_save_state(task);
#endif
}
@@ -353,7 +353,7 @@
#endif
#ifdef CONFIG_IA32_SUPPORT
- if (IS_IA32_PROCESS(ia64_task_regs(task)))
+ if (IS_IA32_PROCESS(task_pt_regs(task)))
ia32_load_state(task);
#endif
}
@@ -488,7 +488,7 @@
* If we're cloning an IA32 task then save the IA32 extra
* state from the current task to the new task
*/
- if (IS_IA32_PROCESS(ia64_task_regs(current))) {
+ if (IS_IA32_PROCESS(task_pt_regs(current))) {
ia32_save_state(p);
if (clone_flags & CLONE_SETTLS)
retval = ia32_clone_tls(p, child_ptregs);
@@ -701,7 +701,7 @@
kernel_thread_helper (int (*fn)(void *), void *arg)
{
#ifdef CONFIG_IA32_SUPPORT
- if (IS_IA32_PROCESS(ia64_task_regs(current))) {
+ if (IS_IA32_PROCESS(task_pt_regs(current))) {
/* A kernel thread is always a 64-bit process. */
current->thread.map_base = DEFAULT_MAP_BASE;
current->thread.task_size = DEFAULT_TASK_SIZE;
@@ -722,7 +722,7 @@
current->thread.flags &= ~(IA64_THREAD_FPH_VALID | IA64_THREAD_DBG_VALID);
ia64_drop_fpu(current);
#ifdef CONFIG_IA32_SUPPORT
- if (IS_IA32_PROCESS(ia64_task_regs(current))) {
+ if (IS_IA32_PROCESS(task_pt_regs(current))) {
ia32_drop_partial_page_list(current);
current->thread.task_size = IA32_PAGE_OFFSET;
set_fs(USER_DS);
@@ -755,7 +755,7 @@
if (current->thread.flags & IA64_THREAD_DBG_VALID)
pfm_release_debug_registers(current);
#endif
- if (IS_IA32_PROCESS(ia64_task_regs(current)))
+ if (IS_IA32_PROCESS(task_pt_regs(current)))
ia32_drop_partial_page_list(current);
}
diff --git a/arch/ia64/kernel/ptrace.c b/arch/ia64/kernel/ptrace.c
index 8d88eee..eaed14a 100644
--- a/arch/ia64/kernel/ptrace.c
+++ b/arch/ia64/kernel/ptrace.c
@@ -254,7 +254,7 @@
long num_regs, nbits;
struct pt_regs *pt;
- pt = ia64_task_regs(task);
+ pt = task_pt_regs(task);
kbsp = (unsigned long *) sw->ar_bspstore;
ubspstore = (unsigned long *) pt->ar_bspstore;
@@ -314,7 +314,7 @@
struct pt_regs *pt;
unsigned long cfm, *urbs_kargs;
- pt = ia64_task_regs(task);
+ pt = task_pt_regs(task);
kbsp = (unsigned long *) sw->ar_bspstore;
ubspstore = (unsigned long *) pt->ar_bspstore;
@@ -407,7 +407,7 @@
urbs_end = (long *) user_rbs_end;
laddr = (unsigned long *) addr;
- child_regs = ia64_task_regs(child);
+ child_regs = task_pt_regs(child);
bspstore = (unsigned long *) child_regs->ar_bspstore;
krbs = (unsigned long *) child + IA64_RBS_OFFSET/8;
if (on_kernel_rbs(addr, (unsigned long) bspstore,
@@ -467,7 +467,7 @@
struct pt_regs *child_regs;
laddr = (unsigned long *) addr;
- child_regs = ia64_task_regs(child);
+ child_regs = task_pt_regs(child);
bspstore = (unsigned long *) child_regs->ar_bspstore;
krbs = (unsigned long *) child + IA64_RBS_OFFSET/8;
if (on_kernel_rbs(addr, (unsigned long) bspstore,
@@ -567,7 +567,7 @@
*/
return 0;
- thread_regs = ia64_task_regs(thread);
+ thread_regs = task_pt_regs(thread);
thread_rbs_end = ia64_get_user_rbs_end(thread, thread_regs, NULL);
if (!on_kernel_rbs(addr, thread_regs->ar_bspstore, thread_rbs_end))
return 0;
@@ -627,7 +627,7 @@
inline void
ia64_flush_fph (struct task_struct *task)
{
- struct ia64_psr *psr = ia64_psr(ia64_task_regs(task));
+ struct ia64_psr *psr = ia64_psr(task_pt_regs(task));
/*
* Prevent migrating this task while
@@ -653,7 +653,7 @@
void
ia64_sync_fph (struct task_struct *task)
{
- struct ia64_psr *psr = ia64_psr(ia64_task_regs(task));
+ struct ia64_psr *psr = ia64_psr(task_pt_regs(task));
ia64_flush_fph(task);
if (!(task->thread.flags & IA64_THREAD_FPH_VALID)) {
@@ -794,7 +794,7 @@
+ offsetof(struct pt_regs, reg)))
- pt = ia64_task_regs(child);
+ pt = task_pt_regs(child);
sw = (struct switch_stack *) (child->thread.ksp + 16);
if ((addr & 0x7) != 0) {
@@ -1120,7 +1120,7 @@
if (!access_ok(VERIFY_WRITE, ppr, sizeof(struct pt_all_user_regs)))
return -EIO;
- pt = ia64_task_regs(child);
+ pt = task_pt_regs(child);
sw = (struct switch_stack *) (child->thread.ksp + 16);
unw_init_from_blocked_task(&info, child);
if (unw_unwind_to_user(&info) < 0) {
@@ -1265,7 +1265,7 @@
if (!access_ok(VERIFY_READ, ppr, sizeof(struct pt_all_user_regs)))
return -EIO;
- pt = ia64_task_regs(child);
+ pt = task_pt_regs(child);
sw = (struct switch_stack *) (child->thread.ksp + 16);
unw_init_from_blocked_task(&info, child);
if (unw_unwind_to_user(&info) < 0) {
@@ -1403,7 +1403,7 @@
void
ptrace_disable (struct task_struct *child)
{
- struct ia64_psr *child_psr = ia64_psr(ia64_task_regs(child));
+ struct ia64_psr *child_psr = ia64_psr(task_pt_regs(child));
/* make sure the single step/taken-branch trap bits are not set: */
child_psr->ss = 0;
@@ -1456,7 +1456,7 @@
if (ret < 0)
goto out_tsk;
- pt = ia64_task_regs(child);
+ pt = task_pt_regs(child);
sw = (struct switch_stack *) (child->thread.ksp + 16);
switch (request) {
diff --git a/arch/ia64/kernel/setup.c b/arch/ia64/kernel/setup.c
index 0daa8fa..c076657 100644
--- a/arch/ia64/kernel/setup.c
+++ b/arch/ia64/kernel/setup.c
@@ -801,7 +801,7 @@
#endif
/* Clear the stack memory reserved for pt_regs: */
- memset(ia64_task_regs(current), 0, sizeof(struct pt_regs));
+ memset(task_pt_regs(current), 0, sizeof(struct pt_regs));
ia64_set_kr(IA64_KR_FPU_OWNER, 0);
diff --git a/arch/ia64/kernel/sys_ia64.c b/arch/ia64/kernel/sys_ia64.c
index f2dbcd1..c7b943f 100644
--- a/arch/ia64/kernel/sys_ia64.c
+++ b/arch/ia64/kernel/sys_ia64.c
@@ -151,7 +151,7 @@
asmlinkage long
sys_pipe (void)
{
- struct pt_regs *regs = ia64_task_regs(current);
+ struct pt_regs *regs = task_pt_regs(current);
int fd[2];
int retval;