summaryrefslogtreecommitdiffstats
path: root/arch/x86_64
diff options
context:
space:
mode:
Diffstat (limited to 'arch/x86_64')
-rw-r--r--arch/x86_64/defconfig19
-rw-r--r--arch/x86_64/ia32/ia32entry.S1
-rw-r--r--arch/x86_64/kernel/kprobes.c10
-rw-r--r--arch/x86_64/kernel/process.c4
-rw-r--r--arch/x86_64/kernel/setup.c4
-rw-r--r--arch/x86_64/kernel/traps.c5
6 files changed, 31 insertions, 12 deletions
diff --git a/arch/x86_64/defconfig b/arch/x86_64/defconfig
index 3c45ec22b3f..69db0c0721d 100644
--- a/arch/x86_64/defconfig
+++ b/arch/x86_64/defconfig
@@ -1,7 +1,7 @@
#
# Automatically generated make config: don't edit
-# Linux kernel version: 2.6.17-rc1
-# Mon Apr 3 16:11:14 2006
+# Linux kernel version: 2.6.17-rc1-git11
+# Sun Apr 16 07:22:36 2006
#
CONFIG_X86_64=y
CONFIG_64BIT=y
@@ -57,6 +57,7 @@ CONFIG_FUTEX=y
CONFIG_EPOLL=y
CONFIG_SHMEM=y
CONFIG_SLAB=y
+CONFIG_DOUBLEFAULT=y
# CONFIG_TINY_SHMEM is not set
CONFIG_BASE_SMALL=0
# CONFIG_SLOB is not set
@@ -121,6 +122,7 @@ CONFIG_PREEMPT_VOLUNTARY=y
CONFIG_PREEMPT_BKL=y
CONFIG_NUMA=y
CONFIG_K8_NUMA=y
+CONFIG_NODES_SHIFT=6
CONFIG_X86_64_ACPI_NUMA=y
CONFIG_NUMA_EMU=y
CONFIG_ARCH_DISCONTIGMEM_ENABLE=y
@@ -544,7 +546,6 @@ CONFIG_SCSI_SATA_INTEL_COMBINED=y
# CONFIG_SCSI_INIA100 is not set
# CONFIG_SCSI_SYM53C8XX_2 is not set
# CONFIG_SCSI_IPR is not set
-# CONFIG_SCSI_QLOGIC_FC is not set
# CONFIG_SCSI_QLOGIC_1280 is not set
# CONFIG_SCSI_QLA_FC is not set
# CONFIG_SCSI_LPFC is not set
@@ -1045,9 +1046,7 @@ CONFIG_USB_HIDINPUT=y
# CONFIG_USB_ACECAD is not set
# CONFIG_USB_KBTAB is not set
# CONFIG_USB_POWERMATE is not set
-# CONFIG_USB_MTOUCH is not set
-# CONFIG_USB_ITMTOUCH is not set
-# CONFIG_USB_EGALAX is not set
+# CONFIG_USB_TOUCHSCREEN is not set
# CONFIG_USB_YEALINK is not set
# CONFIG_USB_XPAD is not set
# CONFIG_USB_ATI_REMOTE is not set
@@ -1118,6 +1117,14 @@ CONFIG_USB_MON=y
# CONFIG_NEW_LEDS is not set
#
+# LED drivers
+#
+
+#
+# LED Triggers
+#
+
+#
# InfiniBand support
#
# CONFIG_INFINIBAND is not set
diff --git a/arch/x86_64/ia32/ia32entry.S b/arch/x86_64/ia32/ia32entry.S
index 5a980267668..57fc37e0fb9 100644
--- a/arch/x86_64/ia32/ia32entry.S
+++ b/arch/x86_64/ia32/ia32entry.S
@@ -694,4 +694,5 @@ ia32_sys_call_table:
.quad compat_sys_get_robust_list
.quad sys_splice
.quad sys_sync_file_range
+ .quad sys_tee
ia32_syscall_end:
diff --git a/arch/x86_64/kernel/kprobes.c b/arch/x86_64/kernel/kprobes.c
index accbff3fec4..1eaa5dae617 100644
--- a/arch/x86_64/kernel/kprobes.c
+++ b/arch/x86_64/kernel/kprobes.c
@@ -53,7 +53,7 @@ DEFINE_PER_CPU(struct kprobe_ctlblk, kprobe_ctlblk);
/*
* returns non-zero if opcode modifies the interrupt flag.
*/
-static inline int is_IF_modifier(kprobe_opcode_t *insn)
+static __always_inline int is_IF_modifier(kprobe_opcode_t *insn)
{
switch (*insn) {
case 0xfa: /* cli */
@@ -84,7 +84,7 @@ int __kprobes arch_prepare_kprobe(struct kprobe *p)
* If it does, return the address of the 32-bit displacement word.
* If not, return null.
*/
-static inline s32 *is_riprel(u8 *insn)
+static s32 __kprobes *is_riprel(u8 *insn)
{
#define W(row,b0,b1,b2,b3,b4,b5,b6,b7,b8,b9,ba,bb,bc,bd,be,bf) \
(((b0##UL << 0x0)|(b1##UL << 0x1)|(b2##UL << 0x2)|(b3##UL << 0x3) | \
@@ -229,7 +229,7 @@ void __kprobes arch_remove_kprobe(struct kprobe *p)
mutex_unlock(&kprobe_mutex);
}
-static inline void save_previous_kprobe(struct kprobe_ctlblk *kcb)
+static void __kprobes save_previous_kprobe(struct kprobe_ctlblk *kcb)
{
kcb->prev_kprobe.kp = kprobe_running();
kcb->prev_kprobe.status = kcb->kprobe_status;
@@ -237,7 +237,7 @@ static inline void save_previous_kprobe(struct kprobe_ctlblk *kcb)
kcb->prev_kprobe.saved_rflags = kcb->kprobe_saved_rflags;
}
-static inline void restore_previous_kprobe(struct kprobe_ctlblk *kcb)
+static void __kprobes restore_previous_kprobe(struct kprobe_ctlblk *kcb)
{
__get_cpu_var(current_kprobe) = kcb->prev_kprobe.kp;
kcb->kprobe_status = kcb->prev_kprobe.status;
@@ -245,7 +245,7 @@ static inline void restore_previous_kprobe(struct kprobe_ctlblk *kcb)
kcb->kprobe_saved_rflags = kcb->prev_kprobe.saved_rflags;
}
-static inline void set_current_kprobe(struct kprobe *p, struct pt_regs *regs,
+static void __kprobes set_current_kprobe(struct kprobe *p, struct pt_regs *regs,
struct kprobe_ctlblk *kcb)
{
__get_cpu_var(current_kprobe) = p;
diff --git a/arch/x86_64/kernel/process.c b/arch/x86_64/kernel/process.c
index 1c44b53cb15..fb903e65e07 100644
--- a/arch/x86_64/kernel/process.c
+++ b/arch/x86_64/kernel/process.c
@@ -575,8 +575,10 @@ __switch_to(struct task_struct *prev_p, struct task_struct *next_p)
prev->userrsp = read_pda(oldrsp);
write_pda(oldrsp, next->userrsp);
write_pda(pcurrent, next_p);
+
/* This must be here to ensure both math_state_restore() and
- kernel_fpu_begin() work consistently. */
+ kernel_fpu_begin() work consistently.
+ And the AMD workaround requires it to be after DS reload. */
unlazy_fpu(prev_p);
write_pda(kernelstack,
task_stack_page(next_p) + THREAD_SIZE - PDA_STACKOFFSET);
diff --git a/arch/x86_64/kernel/setup.c b/arch/x86_64/kernel/setup.c
index c50b06765a8..759070c8275 100644
--- a/arch/x86_64/kernel/setup.c
+++ b/arch/x86_64/kernel/setup.c
@@ -930,6 +930,10 @@ static int __init init_amd(struct cpuinfo_x86 *c)
if (c->x86 == 15 && ((level >= 0x0f48 && level < 0x0f50) || level >= 0x0f58))
set_bit(X86_FEATURE_REP_GOOD, &c->x86_capability);
+ /* Enable workaround for FXSAVE leak */
+ if (c->x86 >= 6)
+ set_bit(X86_FEATURE_FXSAVE_LEAK, &c->x86_capability);
+
r = get_model_name(c);
if (!r) {
switch (c->x86) {
diff --git a/arch/x86_64/kernel/traps.c b/arch/x86_64/kernel/traps.c
index 6bda322d3ca..2700b1375c1 100644
--- a/arch/x86_64/kernel/traps.c
+++ b/arch/x86_64/kernel/traps.c
@@ -30,6 +30,7 @@
#include <linux/moduleparam.h>
#include <linux/nmi.h>
#include <linux/kprobes.h>
+#include <linux/kexec.h>
#include <asm/system.h>
#include <asm/uaccess.h>
@@ -433,6 +434,8 @@ void __kprobes __die(const char * str, struct pt_regs * regs, long err)
printk(KERN_ALERT "RIP ");
printk_address(regs->rip);
printk(" RSP <%016lx>\n", regs->rsp);
+ if (kexec_should_crash(current))
+ crash_kexec(regs);
}
void die(const char * str, struct pt_regs * regs, long err)
@@ -455,6 +458,8 @@ void __kprobes die_nmi(char *str, struct pt_regs *regs)
*/
printk(str, safe_smp_processor_id());
show_registers(regs);
+ if (kexec_should_crash(current))
+ crash_kexec(regs);
if (panic_on_timeout || panic_on_oops)
panic("nmi watchdog");
printk("console shuts up ...\n");
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-09-23 12:22:19 +0000