aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat
-rw-r--r--arch/um/include/sysdep-i386/ptrace_user.h30
-rw-r--r--arch/um/include/sysdep-x86_64/ptrace_user.h17
-rw-r--r--arch/um/os-Linux/sys-i386/registers.c5
-rw-r--r--arch/um/sys-i386/ptrace.c30
-rw-r--r--arch/um/sys-i386/user-offsets.c2
-rw-r--r--arch/um/sys-x86_64/user-offsets.c1
6 files changed, 23 insertions, 62 deletions
diff --git a/arch/um/include/sysdep-i386/ptrace_user.h b/arch/um/include/sysdep-i386/ptrace_user.h
index 75650723c38..ef56247e414 100644
--- a/arch/um/include/sysdep-i386/ptrace_user.h
+++ b/arch/um/include/sysdep-i386/ptrace_user.h
@@ -41,38 +41,10 @@
#define PT_SP_OFFSET PT_OFFSET(UESP)
#define PT_SP(regs) ((regs)[UESP])
-#define FP_SIZE ((HOST_XFP_SIZE > HOST_FP_SIZE) ? HOST_XFP_SIZE : HOST_FP_SIZE)
+#define FP_SIZE ((HOST_FPX_SIZE > HOST_FP_SIZE) ? HOST_FPX_SIZE : HOST_FP_SIZE)
#ifndef FRAME_SIZE
#define FRAME_SIZE (17)
#endif
-#define FRAME_SIZE_OFFSET (FRAME_SIZE * sizeof(unsigned long))
-
-#define FP_FRAME_SIZE (27)
-#define FPX_FRAME_SIZE (128)
-
-#ifdef PTRACE_GETREGS
-#define UM_HAVE_GETREGS
-#endif
-
-#ifdef PTRACE_SETREGS
-#define UM_HAVE_SETREGS
-#endif
-
-#ifdef PTRACE_GETFPREGS
-#define UM_HAVE_GETFPREGS
-#endif
-
-#ifdef PTRACE_SETFPREGS
-#define UM_HAVE_SETFPREGS
-#endif
-
-#ifdef PTRACE_GETFPXREGS
-#define UM_HAVE_GETFPXREGS
-#endif
-
-#ifdef PTRACE_SETFPXREGS
-#define UM_HAVE_SETFPXREGS
-#endif
#endif
diff --git a/arch/um/include/sysdep-x86_64/ptrace_user.h b/arch/um/include/sysdep-x86_64/ptrace_user.h
index 45c0bd881cb..4dbccdb58f4 100644
--- a/arch/um/include/sysdep-x86_64/ptrace_user.h
+++ b/arch/um/include/sysdep-x86_64/ptrace_user.h
@@ -48,7 +48,8 @@
#define PT_ORIG_RAX_OFFSET (ORIG_RAX)
#define PT_ORIG_RAX(regs) ((regs)[PT_INDEX(ORIG_RAX)])
-/* x86_64 FC3 doesn't define this in /usr/include/linux/ptrace.h even though
+/*
+ * x86_64 FC3 doesn't define this in /usr/include/linux/ptrace.h even though
* it's defined in the kernel's include/linux/ptrace.h. Additionally, use the
* 2.4 name and value for 2.4 host compatibility.
*/
@@ -56,7 +57,8 @@
#define PTRACE_OLDSETOPTIONS 21
#endif
-/* These are before the system call, so the system call number is RAX
+/*
+ * These are before the system call, so the system call number is RAX
* rather than ORIG_RAX, and arg4 is R10 rather than RCX
*/
#define REGS_SYSCALL_NR PT_INDEX(RAX)
@@ -73,14 +75,3 @@
#define FP_SIZE (HOST_FP_SIZE)
#endif
-
-/*
- * Overrides for Emacs so that we follow Linus's tabbing style.
- * Emacs will notice this stuff at the end of the file and automatically
- * adjust the settings for this buffer only. This must remain at the end
- * of the file.
- * ---------------------------------------------------------------------------
- * Local variables:
- * c-file-style: "linux"
- * End:
- */
diff --git a/arch/um/os-Linux/sys-i386/registers.c b/arch/um/os-Linux/sys-i386/registers.c
index b613473b3ec..c6183e7aec3 100644
--- a/arch/um/os-Linux/sys-i386/registers.c
+++ b/arch/um/os-Linux/sys-i386/registers.c
@@ -5,6 +5,7 @@
*/
#include <errno.h>
+#include <asm/user.h>
#include "kern_constants.h"
#include "longjmp.h"
#include "user.h"
@@ -74,10 +75,10 @@ int put_fp_registers(int pid, unsigned long *regs)
void arch_init_registers(int pid)
{
- unsigned long fpx_regs[HOST_XFP_SIZE];
+ struct user_fxsr_struct fpx_regs;
int err;
- err = ptrace(PTRACE_GETFPXREGS, pid, 0, fpx_regs);
+ err = ptrace(PTRACE_GETFPXREGS, pid, 0, &fpx_regs);
if (!err)
return;
diff --git a/arch/um/sys-i386/ptrace.c b/arch/um/sys-i386/ptrace.c
index 6b4499906a6..c9b176534d6 100644
--- a/arch/um/sys-i386/ptrace.c
+++ b/arch/um/sys-i386/ptrace.c
@@ -148,14 +148,13 @@ int peek_user(struct task_struct *child, long addr, long data)
int get_fpregs(struct user_i387_struct __user *buf, struct task_struct *child)
{
int err, n, cpu = ((struct thread_info *) child->stack)->cpu;
- long fpregs[HOST_FP_SIZE];
+ struct user_i387_struct fpregs;
- BUG_ON(sizeof(*buf) != sizeof(fpregs));
- err = save_fp_registers(userspace_pid[cpu], fpregs);
+ err = save_fp_registers(userspace_pid[cpu], (unsigned long *) &fpregs);
if (err)
return err;
- n = copy_to_user(buf, fpregs, sizeof(fpregs));
+ n = copy_to_user(buf, &fpregs, sizeof(fpregs));
if(n > 0)
return -EFAULT;
@@ -165,27 +164,26 @@ int get_fpregs(struct user_i387_struct __user *buf, struct task_struct *child)
int set_fpregs(struct user_i387_struct __user *buf, struct task_struct *child)
{
int n, cpu = ((struct thread_info *) child->stack)->cpu;
- long fpregs[HOST_FP_SIZE];
+ struct user_i387_struct fpregs;
- BUG_ON(sizeof(*buf) != sizeof(fpregs));
- n = copy_from_user(fpregs, buf, sizeof(fpregs));
+ n = copy_from_user(&fpregs, buf, sizeof(fpregs));
if (n > 0)
return -EFAULT;
- return restore_fp_registers(userspace_pid[cpu], fpregs);
+ return restore_fp_registers(userspace_pid[cpu],
+ (unsigned long *) &fpregs);
}
int get_fpxregs(struct user_fxsr_struct __user *buf, struct task_struct *child)
{
int err, n, cpu = ((struct thread_info *) child->stack)->cpu;
- long fpregs[HOST_XFP_SIZE];
+ struct user_fxsr_struct fpregs;
- BUG_ON(sizeof(*buf) != sizeof(fpregs));
- err = save_fpx_registers(userspace_pid[cpu], fpregs);
+ err = save_fpx_registers(userspace_pid[cpu], (unsigned long *) &fpregs);
if (err)
return err;
- n = copy_to_user(buf, fpregs, sizeof(fpregs));
+ n = copy_to_user(buf, &fpregs, sizeof(fpregs));
if(n > 0)
return -EFAULT;
@@ -195,14 +193,14 @@ int get_fpxregs(struct user_fxsr_struct __user *buf, struct task_struct *child)
int set_fpxregs(struct user_fxsr_struct __user *buf, struct task_struct *child)
{
int n, cpu = ((struct thread_info *) child->stack)->cpu;
- long fpregs[HOST_XFP_SIZE];
+ struct user_fxsr_struct fpregs;
- BUG_ON(sizeof(*buf) != sizeof(fpregs));
- n = copy_from_user(fpregs, buf, sizeof(fpregs));
+ n = copy_from_user(&fpregs, buf, sizeof(fpregs));
if (n > 0)
return -EFAULT;
- return restore_fpx_registers(userspace_pid[cpu], fpregs);
+ return restore_fpx_registers(userspace_pid[cpu],
+ (unsigned long *) &fpregs);
}
long subarch_ptrace(struct task_struct *child, long request, long addr,
diff --git a/arch/um/sys-i386/user-offsets.c b/arch/um/sys-i386/user-offsets.c
index 39bd32bf84f..5f883bfe773 100644
--- a/arch/um/sys-i386/user-offsets.c
+++ b/arch/um/sys-i386/user-offsets.c
@@ -22,7 +22,7 @@ void foo(void)
OFFSET(HOST_SC_CR2, sigcontext, cr2);
DEFINE_LONGS(HOST_FP_SIZE, sizeof(struct user_fpregs_struct));
- DEFINE_LONGS(HOST_XFP_SIZE, sizeof(struct user_fpxregs_struct));
+ DEFINE_LONGS(HOST_FPX_SIZE, sizeof(struct user_fpxregs_struct));
DEFINE(HOST_IP, EIP);
DEFINE(HOST_SP, UESP);
diff --git a/arch/um/sys-x86_64/user-offsets.c b/arch/um/sys-x86_64/user-offsets.c
index 2f3443c6e85..973585414a6 100644
--- a/arch/um/sys-x86_64/user-offsets.c
+++ b/arch/um/sys-x86_64/user-offsets.c
@@ -24,7 +24,6 @@ void foo(void)
OFFSET(HOST_SC_TRAPNO, sigcontext, trapno);
DEFINE(HOST_FP_SIZE, sizeof(struct _fpstate) / sizeof(unsigned long));
- DEFINE(HOST_XFP_SIZE, 0);
DEFINE_LONGS(HOST_RBX, RBX);
DEFINE_LONGS(HOST_RCX, RCX);
DEFINE_LONGS(HOST_RDI, RDI);
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-13 23:49:30 +0000