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-rw-r--r--arch/x86_64/Kconfig5
-rw-r--r--arch/x86_64/boot/compressed/misc.c2
-rw-r--r--arch/x86_64/boot/compressed/miscsetup.h39
-rw-r--r--arch/x86_64/ia32/ia32entry.S1
-rw-r--r--arch/x86_64/ia32/ptrace32.c44
-rw-r--r--arch/x86_64/kernel/init_task.c2
-rw-r--r--arch/x86_64/kernel/time.c2
7 files changed, 14 insertions, 81 deletions
diff --git a/arch/x86_64/Kconfig b/arch/x86_64/Kconfig
index 6ece645e4db..4f3e925962c 100644
--- a/arch/x86_64/Kconfig
+++ b/arch/x86_64/Kconfig
@@ -542,11 +542,6 @@ config SYSVIPC_COMPAT
depends on COMPAT && SYSVIPC
default y
-config UID16
- bool
- depends on IA32_EMULATION
- default y
-
endmenu
source "net/Kconfig"
diff --git a/arch/x86_64/boot/compressed/misc.c b/arch/x86_64/boot/compressed/misc.c
index 0e10fd84c7c..cf4b88c416d 100644
--- a/arch/x86_64/boot/compressed/misc.c
+++ b/arch/x86_64/boot/compressed/misc.c
@@ -9,7 +9,7 @@
* High loaded stuff by Hans Lermen & Werner Almesberger, Feb. 1996
*/
-#include "miscsetup.h"
+#include <linux/screen_info.h>
#include <asm/io.h>
#include <asm/page.h>
diff --git a/arch/x86_64/boot/compressed/miscsetup.h b/arch/x86_64/boot/compressed/miscsetup.h
deleted file mode 100644
index bb162053170..00000000000
--- a/arch/x86_64/boot/compressed/miscsetup.h
+++ /dev/null
@@ -1,39 +0,0 @@
-#define NULL 0
-//typedef unsigned int size_t;
-
-
-struct screen_info {
- unsigned char orig_x; /* 0x00 */
- unsigned char orig_y; /* 0x01 */
- unsigned short dontuse1; /* 0x02 -- EXT_MEM_K sits here */
- unsigned short orig_video_page; /* 0x04 */
- unsigned char orig_video_mode; /* 0x06 */
- unsigned char orig_video_cols; /* 0x07 */
- unsigned short unused2; /* 0x08 */
- unsigned short orig_video_ega_bx; /* 0x0a */
- unsigned short unused3; /* 0x0c */
- unsigned char orig_video_lines; /* 0x0e */
- unsigned char orig_video_isVGA; /* 0x0f */
- unsigned short orig_video_points; /* 0x10 */
-
- /* VESA graphic mode -- linear frame buffer */
- unsigned short lfb_width; /* 0x12 */
- unsigned short lfb_height; /* 0x14 */
- unsigned short lfb_depth; /* 0x16 */
- unsigned long lfb_base; /* 0x18 */
- unsigned long lfb_size; /* 0x1c */
- unsigned short dontuse2, dontuse3; /* 0x20 -- CL_MAGIC and CL_OFFSET here */
- unsigned short lfb_linelength; /* 0x24 */
- unsigned char red_size; /* 0x26 */
- unsigned char red_pos; /* 0x27 */
- unsigned char green_size; /* 0x28 */
- unsigned char green_pos; /* 0x29 */
- unsigned char blue_size; /* 0x2a */
- unsigned char blue_pos; /* 0x2b */
- unsigned char rsvd_size; /* 0x2c */
- unsigned char rsvd_pos; /* 0x2d */
- unsigned short vesapm_seg; /* 0x2e */
- unsigned short vesapm_off; /* 0x30 */
- unsigned short pages; /* 0x32 */
- /* 0x34 -- 0x3f reserved for future expansion */
-};
diff --git a/arch/x86_64/ia32/ia32entry.S b/arch/x86_64/ia32/ia32entry.S
index df0773c9bdb..1f0ff5adc80 100644
--- a/arch/x86_64/ia32/ia32entry.S
+++ b/arch/x86_64/ia32/ia32entry.S
@@ -643,6 +643,7 @@ ia32_sys_call_table:
.quad sys_inotify_init
.quad sys_inotify_add_watch
.quad sys_inotify_rm_watch
+ .quad sys_migrate_pages
ia32_syscall_end:
.rept IA32_NR_syscalls-(ia32_syscall_end-ia32_sys_call_table)/8
.quad ni_syscall
diff --git a/arch/x86_64/ia32/ptrace32.c b/arch/x86_64/ia32/ptrace32.c
index 2a925e2af39..5f4cdfa5690 100644
--- a/arch/x86_64/ia32/ptrace32.c
+++ b/arch/x86_64/ia32/ptrace32.c
@@ -196,36 +196,6 @@ static int getreg32(struct task_struct *child, unsigned regno, u32 *val)
#undef R32
-static struct task_struct *find_target(int request, int pid, int *err)
-{
- struct task_struct *child;
-
- *err = -EPERM;
- if (pid == 1)
- return NULL;
-
- *err = -ESRCH;
- read_lock(&tasklist_lock);
- child = find_task_by_pid(pid);
- if (child)
- get_task_struct(child);
- read_unlock(&tasklist_lock);
- if (child) {
- *err = -EPERM;
- if (child->pid == 1)
- goto out;
- *err = ptrace_check_attach(child, request == PTRACE_KILL);
- if (*err < 0)
- goto out;
- return child;
- }
- out:
- if (child)
- put_task_struct(child);
- return NULL;
-
-}
-
asmlinkage long sys32_ptrace(long request, u32 pid, u32 addr, u32 data)
{
struct task_struct *child;
@@ -254,9 +224,16 @@ asmlinkage long sys32_ptrace(long request, u32 pid, u32 addr, u32 data)
break;
}
- child = find_target(request, pid, &ret);
- if (!child)
- return ret;
+ if (request == PTRACE_TRACEME)
+ return ptrace_traceme();
+
+ child = ptrace_get_task_struct(pid);
+ if (IS_ERR(child))
+ return PTR_ERR(child);
+
+ ret = ptrace_check_attach(child, request == PTRACE_KILL);
+ if (ret < 0)
+ goto out;
childregs = (struct pt_regs *)(child->thread.rsp0 - sizeof(struct pt_regs));
@@ -373,6 +350,7 @@ asmlinkage long sys32_ptrace(long request, u32 pid, u32 addr, u32 data)
break;
}
+ out:
put_task_struct(child);
return ret;
}
diff --git a/arch/x86_64/kernel/init_task.c b/arch/x86_64/kernel/init_task.c
index e0ba5c1043f..ce31d904d60 100644
--- a/arch/x86_64/kernel/init_task.c
+++ b/arch/x86_64/kernel/init_task.c
@@ -44,6 +44,6 @@ EXPORT_SYMBOL(init_task);
* section. Since TSS's are completely CPU-local, we want them
* on exact cacheline boundaries, to eliminate cacheline ping-pong.
*/
-DEFINE_PER_CPU(struct tss_struct, init_tss) ____cacheline_maxaligned_in_smp = INIT_TSS;
+DEFINE_PER_CPU(struct tss_struct, init_tss) ____cacheline_internodealigned_in_smp = INIT_TSS;
#define ALIGN_TO_4K __attribute__((section(".data.init_task")))
diff --git a/arch/x86_64/kernel/time.c b/arch/x86_64/kernel/time.c
index 74102796e5c..43c9fa0f8d5 100644
--- a/arch/x86_64/kernel/time.c
+++ b/arch/x86_64/kernel/time.c
@@ -1075,8 +1075,6 @@ device_initcall(time_init_device);
*/
#include <linux/rtc.h>
-extern irqreturn_t rtc_interrupt(int irq, void *dev_id, struct pt_regs *regs);
-
#define DEFAULT_RTC_INT_FREQ 64
#define RTC_NUM_INTS 1