Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull two x86 fixes from Ingo Molnar. * 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/microcode/amd: Tone down printk(), don't treat a missing firmware file as an error x86/dumpstack: Fix printk_address for direct addresses
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Коммит
d320e203ba
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@ -21,7 +21,7 @@ enum die_val {
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DIE_NMIUNKNOWN,
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DIE_NMIUNKNOWN,
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};
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};
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extern void printk_address(unsigned long address, int reliable);
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extern void printk_address(unsigned long address);
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extern void die(const char *, struct pt_regs *,long);
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extern void die(const char *, struct pt_regs *,long);
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extern int __must_check __die(const char *, struct pt_regs *, long);
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extern int __must_check __die(const char *, struct pt_regs *, long);
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extern void show_trace(struct task_struct *t, struct pt_regs *regs,
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extern void show_trace(struct task_struct *t, struct pt_regs *regs,
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@ -25,12 +25,17 @@ unsigned int code_bytes = 64;
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int kstack_depth_to_print = 3 * STACKSLOTS_PER_LINE;
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int kstack_depth_to_print = 3 * STACKSLOTS_PER_LINE;
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static int die_counter;
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static int die_counter;
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void printk_address(unsigned long address, int reliable)
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static void printk_stack_address(unsigned long address, int reliable)
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{
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{
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pr_cont(" [<%p>] %s%pB\n",
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pr_cont(" [<%p>] %s%pB\n",
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(void *)address, reliable ? "" : "? ", (void *)address);
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(void *)address, reliable ? "" : "? ", (void *)address);
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}
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}
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void printk_address(unsigned long address)
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{
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pr_cont(" [<%p>] %pS\n", (void *)address, (void *)address);
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}
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#ifdef CONFIG_FUNCTION_GRAPH_TRACER
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#ifdef CONFIG_FUNCTION_GRAPH_TRACER
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static void
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static void
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print_ftrace_graph_addr(unsigned long addr, void *data,
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print_ftrace_graph_addr(unsigned long addr, void *data,
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@ -151,7 +156,7 @@ static void print_trace_address(void *data, unsigned long addr, int reliable)
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{
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{
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touch_nmi_watchdog();
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touch_nmi_watchdog();
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printk(data);
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printk(data);
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printk_address(addr, reliable);
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printk_stack_address(addr, reliable);
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}
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}
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static const struct stacktrace_ops print_trace_ops = {
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static const struct stacktrace_ops print_trace_ops = {
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@ -281,7 +286,7 @@ int __kprobes __die(const char *str, struct pt_regs *regs, long err)
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#else
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#else
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/* Executive summary in case the oops scrolled away */
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/* Executive summary in case the oops scrolled away */
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printk(KERN_ALERT "RIP ");
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printk(KERN_ALERT "RIP ");
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printk_address(regs->ip, 1);
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printk_address(regs->ip);
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printk(" RSP <%016lx>\n", regs->sp);
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printk(" RSP <%016lx>\n", regs->sp);
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#endif
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#endif
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return 0;
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return 0;
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@ -431,7 +431,7 @@ static enum ucode_state request_microcode_amd(int cpu, struct device *device,
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snprintf(fw_name, sizeof(fw_name), "amd-ucode/microcode_amd_fam%.2xh.bin", c->x86);
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snprintf(fw_name, sizeof(fw_name), "amd-ucode/microcode_amd_fam%.2xh.bin", c->x86);
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if (request_firmware(&fw, (const char *)fw_name, device)) {
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if (request_firmware(&fw, (const char *)fw_name, device)) {
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pr_err("failed to load file %s\n", fw_name);
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pr_debug("failed to load file %s\n", fw_name);
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goto out;
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goto out;
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}
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}
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@ -63,7 +63,7 @@ void __show_regs(struct pt_regs *regs, int all)
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unsigned int ds, cs, es;
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unsigned int ds, cs, es;
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printk(KERN_DEFAULT "RIP: %04lx:[<%016lx>] ", regs->cs & 0xffff, regs->ip);
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printk(KERN_DEFAULT "RIP: %04lx:[<%016lx>] ", regs->cs & 0xffff, regs->ip);
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printk_address(regs->ip, 1);
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printk_address(regs->ip);
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printk(KERN_DEFAULT "RSP: %04lx:%016lx EFLAGS: %08lx\n", regs->ss,
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printk(KERN_DEFAULT "RSP: %04lx:%016lx EFLAGS: %08lx\n", regs->ss,
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regs->sp, regs->flags);
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regs->sp, regs->flags);
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printk(KERN_DEFAULT "RAX: %016lx RBX: %016lx RCX: %016lx\n",
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printk(KERN_DEFAULT "RAX: %016lx RBX: %016lx RCX: %016lx\n",
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@ -599,7 +599,7 @@ show_fault_oops(struct pt_regs *regs, unsigned long error_code,
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printk(KERN_CONT " at %p\n", (void *) address);
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printk(KERN_CONT " at %p\n", (void *) address);
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printk(KERN_ALERT "IP:");
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printk(KERN_ALERT "IP:");
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printk_address(regs->ip, 1);
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printk_address(regs->ip);
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dump_pagetable(address);
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dump_pagetable(address);
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}
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}
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@ -399,7 +399,7 @@ static void uv_nmi_dump_cpu_ip(int cpu, struct pt_regs *regs)
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printk(KERN_DEFAULT "UV: %4d %6d %-32.32s ",
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printk(KERN_DEFAULT "UV: %4d %6d %-32.32s ",
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cpu, current->pid, current->comm);
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cpu, current->pid, current->comm);
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printk_address(regs->ip, 1);
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printk_address(regs->ip);
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}
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}
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/* Dump this cpu's state */
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/* Dump this cpu's state */
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