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-rw-r--r--arch/ia64/ia32/sys_ia32.c649
1 files changed, 624 insertions, 25 deletions
diff --git a/arch/ia64/ia32/sys_ia32.c b/arch/ia64/ia32/sys_ia32.c
index b1bf51fe97b4..7e028ceb93ba 100644
--- a/arch/ia64/ia32/sys_ia32.c
+++ b/arch/ia64/ia32/sys_ia32.c
@@ -38,6 +38,7 @@
#include <linux/eventpoll.h>
#include <linux/personality.h>
#include <linux/ptrace.h>
+#include <linux/regset.h>
#include <linux/stat.h>
#include <linux/ipc.h>
#include <linux/capability.h>
@@ -2387,16 +2388,45 @@ get_free_idx (void)
return -ESRCH;
}
+static void set_tls_desc(struct task_struct *p, int idx,
+ const struct ia32_user_desc *info, int n)
+{
+ struct thread_struct *t = &p->thread;
+ struct desc_struct *desc = &t->tls_array[idx - GDT_ENTRY_TLS_MIN];
+ int cpu;
+
+ /*
+ * We must not get preempted while modifying the TLS.
+ */
+ cpu = get_cpu();
+
+ while (n-- > 0) {
+ if (LDT_empty(info)) {
+ desc->a = 0;
+ desc->b = 0;
+ } else {
+ desc->a = LDT_entry_a(info);
+ desc->b = LDT_entry_b(info);
+ }
+
+ ++info;
+ ++desc;
+ }
+
+ if (t == &current->thread)
+ load_TLS(t, cpu);
+
+ put_cpu();
+}
+
/*
* Set a given TLS descriptor:
*/
asmlinkage int
sys32_set_thread_area (struct ia32_user_desc __user *u_info)
{
- struct thread_struct *t = &current->thread;
struct ia32_user_desc info;
- struct desc_struct *desc;
- int cpu, idx;
+ int idx;
if (copy_from_user(&info, u_info, sizeof(info)))
return -EFAULT;
@@ -2416,18 +2446,7 @@ sys32_set_thread_area (struct ia32_user_desc __user *u_info)
if (idx < GDT_ENTRY_TLS_MIN || idx > GDT_ENTRY_TLS_MAX)
return -EINVAL;
- desc = t->tls_array + idx - GDT_ENTRY_TLS_MIN;
-
- cpu = smp_processor_id();
-
- if (LDT_empty(&info)) {
- desc->a = 0;
- desc->b = 0;
- } else {
- desc->a = LDT_entry_a(&info);
- desc->b = LDT_entry_b(&info);
- }
- load_TLS(t, cpu);
+ set_tls_desc(current, idx, &info, 1);
return 0;
}
@@ -2451,6 +2470,20 @@ sys32_set_thread_area (struct ia32_user_desc __user *u_info)
#define GET_PRESENT(desc) (((desc)->b >> 15) & 1)
#define GET_USEABLE(desc) (((desc)->b >> 20) & 1)
+static void fill_user_desc(struct ia32_user_desc *info, int idx,
+ const struct desc_struct *desc)
+{
+ info->entry_number = idx;
+ info->base_addr = GET_BASE(desc);
+ info->limit = GET_LIMIT(desc);
+ info->seg_32bit = GET_32BIT(desc);
+ info->contents = GET_CONTENTS(desc);
+ info->read_exec_only = !GET_WRITABLE(desc);
+ info->limit_in_pages = GET_LIMIT_PAGES(desc);
+ info->seg_not_present = !GET_PRESENT(desc);
+ info->useable = GET_USEABLE(desc);
+}
+
asmlinkage int
sys32_get_thread_area (struct ia32_user_desc __user *u_info)
{
@@ -2464,22 +2497,588 @@ sys32_get_thread_area (struct ia32_user_desc __user *u_info)
return -EINVAL;
desc = current->thread.tls_array + idx - GDT_ENTRY_TLS_MIN;
-
- info.entry_number = idx;
- info.base_addr = GET_BASE(desc);
- info.limit = GET_LIMIT(desc);
- info.seg_32bit = GET_32BIT(desc);
- info.contents = GET_CONTENTS(desc);
- info.read_exec_only = !GET_WRITABLE(desc);
- info.limit_in_pages = GET_LIMIT_PAGES(desc);
- info.seg_not_present = !GET_PRESENT(desc);
- info.useable = GET_USEABLE(desc);
+ fill_user_desc(&info, idx, desc);
if (copy_to_user(u_info, &info, sizeof(info)))
return -EFAULT;
return 0;
}
+struct regset_get {
+ void *kbuf;
+ void __user *ubuf;
+};
+
+struct regset_set {
+ const void *kbuf;
+ const void __user *ubuf;
+};
+
+struct regset_getset {
+ struct task_struct *target;
+ const struct user_regset *regset;
+ union {
+ struct regset_get get;
+ struct regset_set set;
+ } u;
+ unsigned int pos;
+ unsigned int count;
+ int ret;
+};
+
+static void getfpreg(struct task_struct *task, int regno, int *val)
+{
+ switch (regno / sizeof(int)) {
+ case 0:
+ *val = task->thread.fcr & 0xffff;
+ break;
+ case 1:
+ *val = task->thread.fsr & 0xffff;
+ break;
+ case 2:
+ *val = (task->thread.fsr>>16) & 0xffff;
+ break;
+ case 3:
+ *val = task->thread.fir;
+ break;
+ case 4:
+ *val = (task->thread.fir>>32) & 0xffff;
+ break;
+ case 5:
+ *val = task->thread.fdr;
+ break;
+ case 6:
+ *val = (task->thread.fdr >> 32) & 0xffff;
+ break;
+ }
+}
+
+static void setfpreg(struct task_struct *task, int regno, int val)
+{
+ switch (regno / sizeof(int)) {
+ case 0:
+ task->thread.fcr = (task->thread.fcr & (~0x1f3f))
+ | (val & 0x1f3f);
+ break;
+ case 1:
+ task->thread.fsr = (task->thread.fsr & (~0xffff)) | val;
+ break;
+ case 2:
+ task->thread.fsr = (task->thread.fsr & (~0xffff0000))
+ | (val << 16);
+ break;
+ case 3:
+ task->thread.fir = (task->thread.fir & (~0xffffffff)) | val;
+ break;
+ case 5:
+ task->thread.fdr = (task->thread.fdr & (~0xffffffff)) | val;
+ break;
+ }
+}
+
+static void access_fpreg_ia32(int regno, void *reg,
+ struct pt_regs *pt, struct switch_stack *sw,
+ int tos, int write)
+{
+ void *f;
+
+ if ((regno += tos) >= 8)
+ regno -= 8;
+ if (regno < 4)
+ f = &pt->f8 + regno;
+ else if (regno <= 7)
+ f = &sw->f12 + (regno - 4);
+ else {
+ printk(KERN_ERR "regno must be less than 7 \n");
+ return;
+ }
+
+ if (write)
+ memcpy(f, reg, sizeof(struct _fpreg_ia32));
+ else
+ memcpy(reg, f, sizeof(struct _fpreg_ia32));
+}
+
+static void do_fpregs_get(struct unw_frame_info *info, void *arg)
+{
+ struct regset_getset *dst = arg;
+ struct task_struct *task = dst->target;
+ struct pt_regs *pt;
+ int start, end, tos;
+ char buf[80];
+
+ if (dst->count == 0 || unw_unwind_to_user(info) < 0)
+ return;
+ if (dst->pos < 7 * sizeof(int)) {
+ end = min((dst->pos + dst->count),
+ (unsigned int)(7 * sizeof(int)));
+ for (start = dst->pos; start < end; start += sizeof(int))
+ getfpreg(task, start, (int *)(buf + start));
+ dst->ret = user_regset_copyout(&dst->pos, &dst->count,
+ &dst->u.get.kbuf, &dst->u.get.ubuf, buf,
+ 0, 7 * sizeof(int));
+ if (dst->ret || dst->count == 0)
+ return;
+ }
+ if (dst->pos < sizeof(struct ia32_user_i387_struct)) {
+ pt = task_pt_regs(task);
+ tos = (task->thread.fsr >> 11) & 7;
+ end = min(dst->pos + dst->count,
+ (unsigned int)(sizeof(struct ia32_user_i387_struct)));
+ start = (dst->pos - 7 * sizeof(int)) /
+ sizeof(struct _fpreg_ia32);
+ end = (end - 7 * sizeof(int)) / sizeof(struct _fpreg_ia32);
+ for (; start < end; start++)
+ access_fpreg_ia32(start,
+ (struct _fpreg_ia32 *)buf + start,
+ pt, info->sw, tos, 0);
+ dst->ret = user_regset_copyout(&dst->pos, &dst->count,
+ &dst->u.get.kbuf, &dst->u.get.ubuf,
+ buf, 7 * sizeof(int),
+ sizeof(struct ia32_user_i387_struct));
+ if (dst->ret || dst->count == 0)
+ return;
+ }
+}
+
+static void do_fpregs_set(struct unw_frame_info *info, void *arg)
+{
+ struct regset_getset *dst = arg;
+ struct task_struct *task = dst->target;
+ struct pt_regs *pt;
+ char buf[80];
+ int end, start, tos;
+
+ if (dst->count == 0 || unw_unwind_to_user(info) < 0)
+ return;
+
+ if (dst->pos < 7 * sizeof(int)) {
+ start = dst->pos;
+ dst->ret = user_regset_copyin(&dst->pos, &dst->count,
+ &dst->u.set.kbuf, &dst->u.set.ubuf, buf,
+ 0, 7 * sizeof(int));
+ if (dst->ret)
+ return;
+ for (; start < dst->pos; start += sizeof(int))
+ setfpreg(task, start, *((int *)(buf + start)));
+ if (dst->count == 0)
+ return;
+ }
+ if (dst->pos < sizeof(struct ia32_user_i387_struct)) {
+ start = (dst->pos - 7 * sizeof(int)) /
+ sizeof(struct _fpreg_ia32);
+ dst->ret = user_regset_copyin(&dst->pos, &dst->count,
+ &dst->u.set.kbuf, &dst->u.set.ubuf,
+ buf, 7 * sizeof(int),
+ sizeof(struct ia32_user_i387_struct));
+ if (dst->ret)
+ return;
+ pt = task_pt_regs(task);
+ tos = (task->thread.fsr >> 11) & 7;
+ end = (dst->pos - 7 * sizeof(int)) / sizeof(struct _fpreg_ia32);
+ for (; start < end; start++)
+ access_fpreg_ia32(start,
+ (struct _fpreg_ia32 *)buf + start,
+ pt, info->sw, tos, 1);
+ if (dst->count == 0)
+ return;
+ }
+}
+
+#define OFFSET(member) ((int)(offsetof(struct ia32_user_fxsr_struct, member)))
+static void getfpxreg(struct task_struct *task, int start, int end, char *buf)
+{
+ int min_val;
+
+ min_val = min(end, OFFSET(fop));
+ while (start < min_val) {
+ if (start == OFFSET(cwd))
+ *((short *)buf) = task->thread.fcr & 0xffff;
+ else if (start == OFFSET(swd))
+ *((short *)buf) = task->thread.fsr & 0xffff;
+ else if (start == OFFSET(twd))
+ *((short *)buf) = (task->thread.fsr>>16) & 0xffff;
+ buf += 2;
+ start += 2;
+ }
+ /* skip fop element */
+ if (start == OFFSET(fop)) {
+ start += 2;
+ buf += 2;
+ }
+ while (start < end) {
+ if (start == OFFSET(fip))
+ *((int *)buf) = task->thread.fir;
+ else if (start == OFFSET(fcs))
+ *((int *)buf) = (task->thread.fir>>32) & 0xffff;
+ else if (start == OFFSET(foo))
+ *((int *)buf) = task->thread.fdr;
+ else if (start == OFFSET(fos))
+ *((int *)buf) = (task->thread.fdr>>32) & 0xffff;
+ else if (start == OFFSET(mxcsr))
+ *((int *)buf) = ((task->thread.fcr>>32) & 0xff80)
+ | ((task->thread.fsr>>32) & 0x3f);
+ buf += 4;
+ start += 4;
+ }
+}
+
+static void setfpxreg(struct task_struct *task, int start, int end, char *buf)
+{
+ int min_val, num32;
+ short num;
+ unsigned long num64;
+
+ min_val = min(end, OFFSET(fop));
+ while (start < min_val) {
+ num = *((short *)buf);
+ if (start == OFFSET(cwd)) {
+ task->thread.fcr = (task->thread.fcr & (~0x1f3f))
+ | (num & 0x1f3f);
+ } else if (start == OFFSET(swd)) {
+ task->thread.fsr = (task->thread.fsr & (~0xffff)) | num;
+ } else if (start == OFFSET(twd)) {
+ task->thread.fsr = (task->thread.fsr & (~0xffff0000))
+ | (((int)num) << 16);
+ }
+ buf += 2;
+ start += 2;
+ }
+ /* skip fop element */
+ if (start == OFFSET(fop)) {
+ start += 2;
+ buf += 2;
+ }
+ while (start < end) {
+ num32 = *((int *)buf);
+ if (start == OFFSET(fip))
+ task->thread.fir = (task->thread.fir & (~0xffffffff))
+ | num32;
+ else if (start == OFFSET(foo))
+ task->thread.fdr = (task->thread.fdr & (~0xffffffff))
+ | num32;
+ else if (start == OFFSET(mxcsr)) {
+ num64 = num32 & 0xff10;
+ task->thread.fcr = (task->thread.fcr &
+ (~0xff1000000000UL)) | (num64<<32);
+ num64 = num32 & 0x3f;
+ task->thread.fsr = (task->thread.fsr &
+ (~0x3f00000000UL)) | (num64<<32);
+ }
+ buf += 4;
+ start += 4;
+ }
+}
+
+static void do_fpxregs_get(struct unw_frame_info *info, void *arg)
+{
+ struct regset_getset *dst = arg;
+ struct task_struct *task = dst->target;
+ struct pt_regs *pt;
+ char buf[128];
+ int start, end, tos;
+
+ if (dst->count == 0 || unw_unwind_to_user(info) < 0)
+ return;
+ if (dst->pos < OFFSET(st_space[0])) {
+ end = min(dst->pos + dst->count, (unsigned int)32);
+ getfpxreg(task, dst->pos, end, buf);
+ dst->ret = user_regset_copyout(&dst->pos, &dst->count,
+ &dst->u.get.kbuf, &dst->u.get.ubuf, buf,
+ 0, OFFSET(st_space[0]));
+ if (dst->ret || dst->count == 0)
+ return;
+ }
+ if (dst->pos < OFFSET(xmm_space[0])) {
+ pt = task_pt_regs(task);
+ tos = (task->thread.fsr >> 11) & 7;
+ end = min(dst->pos + dst->count,
+ (unsigned int)OFFSET(xmm_space[0]));
+ start = (dst->pos - OFFSET(st_space[0])) / 16;
+ end = (end - OFFSET(st_space[0])) / 16;
+ for (; start < end; start++)
+ access_fpreg_ia32(start, buf + 16 * start, pt,
+ info->sw, tos, 0);
+ dst->ret = user_regset_copyout(&dst->pos, &dst->count,
+ &dst->u.get.kbuf, &dst->u.get.ubuf,
+ buf, OFFSET(st_space[0]), OFFSET(xmm_space[0]));
+ if (dst->ret || dst->count == 0)
+ return;
+ }
+ if (dst->pos < OFFSET(padding[0]))
+ dst->ret = user_regset_copyout(&dst->pos, &dst->count,
+ &dst->u.get.kbuf, &dst->u.get.ubuf,
+ &info->sw->f16, OFFSET(xmm_space[0]),
+ OFFSET(padding[0]));
+}
+
+static void do_fpxregs_set(struct unw_frame_info *info, void *arg)
+{
+ struct regset_getset *dst = arg;
+ struct task_struct *task = dst->target;
+ char buf[128];
+ int start, end;
+
+ if (dst->count == 0 || unw_unwind_to_user(info) < 0)
+ return;
+
+ if (dst->pos < OFFSET(st_space[0])) {
+ start = dst->pos;
+ dst->ret = user_regset_copyin(&dst->pos, &dst->count,
+ &dst->u.set.kbuf, &dst->u.set.ubuf,
+ buf, 0, OFFSET(st_space[0]));
+ if (dst->ret)
+ return;
+ setfpxreg(task, start, dst->pos, buf);
+ if (dst->count == 0)
+ return;
+ }
+ if (dst->pos < OFFSET(xmm_space[0])) {
+ struct pt_regs *pt;
+ int tos;
+ pt = task_pt_regs(task);
+ tos = (task->thread.fsr >> 11) & 7;
+ start = (dst->pos - OFFSET(st_space[0])) / 16;
+ dst->ret = user_regset_copyin(&dst->pos, &dst->count,
+ &dst->u.set.kbuf, &dst->u.set.ubuf,
+ buf, OFFSET(st_space[0]), OFFSET(xmm_space[0]));
+ if (dst->ret)
+ return;
+ end = (dst->pos - OFFSET(st_space[0])) / 16;
+ for (; start < end; start++)
+ access_fpreg_ia32(start, buf + 16 * start, pt, info->sw,
+ tos, 1);
+ if (dst->count == 0)
+ return;
+ }
+ if (dst->pos < OFFSET(padding[0]))
+ dst->ret = user_regset_copyin(&dst->pos, &dst->count,
+ &dst->u.set.kbuf, &dst->u.set.ubuf,
+ &info->sw->f16, OFFSET(xmm_space[0]),
+ OFFSET(padding[0]));
+}
+#undef OFFSET
+
+static int do_regset_call(void (*call)(struct unw_frame_info *, void *),
+ struct task_struct *target,
+ const struct user_regset *regset,
+ unsigned int pos, unsigned int count,
+ const void *kbuf, const void __user *ubuf)
+{
+ struct regset_getset info = { .target = target, .regset = regset,
+ .pos = pos, .count = count,
+ .u.set = { .kbuf = kbuf, .ubuf = ubuf },
+ .ret = 0 };
+
+ if (target == current)
+ unw_init_running(call, &info);
+ else {
+ struct unw_frame_info ufi;
+ memset(&ufi, 0, sizeof(ufi));
+ unw_init_from_blocked_task(&ufi, target);
+ (*call)(&ufi, &info);
+ }
+
+ return info.ret;
+}
+
+static int ia32_fpregs_get(struct task_struct *target,
+ const struct user_regset *regset,
+ unsigned int pos, unsigned int count,
+ void *kbuf, void __user *ubuf)
+{
+ return do_regset_call(do_fpregs_get, target, regset, pos, count,
+ kbuf, ubuf);
+}
+
+static int ia32_fpregs_set(struct task_struct *target,
+ const struct user_regset *regset,
+ unsigned int pos, unsigned int count,
+ const void *kbuf, const void __user *ubuf)
+{
+ return do_regset_call(do_fpregs_set, target, regset, pos, count,
+ kbuf, ubuf);
+}
+
+static int ia32_fpxregs_get(struct task_struct *target,
+ const struct user_regset *regset,
+ unsigned int pos, unsigned int count,
+ void *kbuf, void __user *ubuf)
+{
+ return do_regset_call(do_fpxregs_get, target, regset, pos, count,
+ kbuf, ubuf);
+}
+
+static int ia32_fpxregs_set(struct task_struct *target,
+ const struct user_regset *regset,
+ unsigned int pos, unsigned int count,
+ const void *kbuf, const void __user *ubuf)
+{
+ return do_regset_call(do_fpxregs_set, target, regset, pos, count,
+ kbuf, ubuf);
+}
+
+static int ia32_genregs_get(struct task_struct *target,
+ const struct user_regset *regset,
+ unsigned int pos, unsigned int count,
+ void *kbuf, void __user *ubuf)
+{
+ if (kbuf) {
+ u32 *kp = kbuf;
+ while (count > 0) {
+ *kp++ = getreg(target, pos);
+ pos += 4;
+ count -= 4;
+ }
+ } else {
+ u32 __user *up = ubuf;
+ while (count > 0) {
+ if (__put_user(getreg(target, pos), up++))
+ return -EFAULT;
+ pos += 4;
+ count -= 4;
+ }
+ }
+ return 0;
+}
+
+static int ia32_genregs_set(struct task_struct *target,
+ const struct user_regset *regset,
+ unsigned int pos, unsigned int count,
+ const void *kbuf, const void __user *ubuf)
+{
+ int ret = 0;
+
+ if (kbuf) {
+ const u32 *kp = kbuf;
+ while (!ret && count > 0) {
+ putreg(target, pos, *kp++);
+ pos += 4;
+ count -= 4;
+ }
+ } else {
+ const u32 __user *up = ubuf;
+ u32 val;
+ while (!ret && count > 0) {
+ ret = __get_user(val, up++);
+ if (!ret)
+ putreg(target, pos, val);
+ pos += 4;
+ count -= 4;
+ }
+ }
+ return ret;
+}
+
+static int ia32_tls_active(struct task_struct *target,
+ const struct user_regset *regset)
+{
+ struct thread_struct *t = &target->thread;
+ int n = GDT_ENTRY_TLS_ENTRIES;
+ while (n > 0 && desc_empty(&t->tls_array[n -1]))
+ --n;
+ return n;
+}
+
+static int ia32_tls_get(struct task_struct *target,
+ const struct user_regset *regset, unsigned int pos,
+ unsigned int count, void *kbuf, void __user *ubuf)
+{
+ const struct desc_struct *tls;
+
+ if (pos > GDT_ENTRY_TLS_ENTRIES * sizeof(struct ia32_user_desc) ||
+ (pos % sizeof(struct ia32_user_desc)) != 0 ||
+ (count % sizeof(struct ia32_user_desc)) != 0)
+ return -EINVAL;
+
+ pos /= sizeof(struct ia32_user_desc);
+ count /= sizeof(struct ia32_user_desc);
+
+ tls = &target->thread.tls_array[pos];
+
+ if (kbuf) {
+ struct ia32_user_desc *info = kbuf;
+ while (count-- > 0)
+ fill_user_desc(info++, GDT_ENTRY_TLS_MIN + pos++,
+ tls++);
+ } else {
+ struct ia32_user_desc __user *u_info = ubuf;
+ while (count-- > 0) {
+ struct ia32_user_desc info;
+ fill_user_desc(&info, GDT_ENTRY_TLS_MIN + pos++, tls++);
+ if (__copy_to_user(u_info++, &info, sizeof(info)))
+ return -EFAULT;
+ }
+ }
+
+ return 0;
+}
+
+static int ia32_tls_set(struct task_struct *target,
+ const struct user_regset *regset, unsigned int pos,
+ unsigned int count, const void *kbuf, const void __user *ubuf)
+{
+ struct ia32_user_desc infobuf[GDT_ENTRY_TLS_ENTRIES];
+ const struct ia32_user_desc *info;
+
+ if (pos > GDT_ENTRY_TLS_ENTRIES * sizeof(struct ia32_user_desc) ||
+ (pos % sizeof(struct ia32_user_desc)) != 0 ||
+ (count % sizeof(struct ia32_user_desc)) != 0)
+ return -EINVAL;
+
+ if (kbuf)
+ info = kbuf;
+ else if (__copy_from_user(infobuf, ubuf, count))
+ return -EFAULT;
+ else
+ info = infobuf;
+
+ set_tls_desc(target,
+ GDT_ENTRY_TLS_MIN + (pos / sizeof(struct ia32_user_desc)),
+ info, count / sizeof(struct ia32_user_desc));
+
+ return 0;
+}
+
+/*
+ * This should match arch/i386/kernel/ptrace.c:native_regsets.
+ * XXX ioperm? vm86?
+ */
+static const struct user_regset ia32_regsets[] = {
+ {
+ .core_note_type = NT_PRSTATUS,
+ .n = sizeof(struct user_regs_struct32)/4,
+ .size = 4, .align = 4,
+ .get = ia32_genregs_get, .set = ia32_genregs_set
+ },
+ {
+ .core_note_type = NT_PRFPREG,
+ .n = sizeof(struct ia32_user_i387_struct) / 4,
+ .size = 4, .align = 4,
+ .get = ia32_fpregs_get, .set = ia32_fpregs_set
+ },
+ {
+ .core_note_type = NT_PRXFPREG,
+ .n = sizeof(struct ia32_user_fxsr_struct) / 4,
+ .size = 4, .align = 4,
+ .get = ia32_fpxregs_get, .set = ia32_fpxregs_set
+ },
+ {
+ .core_note_type = NT_386_TLS,
+ .n = GDT_ENTRY_TLS_ENTRIES,
+ .bias = GDT_ENTRY_TLS_MIN,
+ .size = sizeof(struct ia32_user_desc),
+ .align = sizeof(struct ia32_user_desc),
+ .active = ia32_tls_active,
+ .get = ia32_tls_get, .set = ia32_tls_set,
+ },
+};
+
+const struct user_regset_view user_ia32_view = {
+ .name = "i386", .e_machine = EM_386,
+ .regsets = ia32_regsets, .n = ARRAY_SIZE(ia32_regsets)
+};
+
long sys32_fadvise64_64(int fd, __u32 offset_low, __u32 offset_high,
__u32 len_low, __u32 len_high, int advice)
{
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-27 06:45:34 +0100