diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-11 20:47:59 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-11 20:47:59 -0800 |
commit | 756300983f11a1c6f9457d6d8f57354e0f0fe8d4 (patch) | |
tree | 9f9b791b4af64b4db7dc4a1b6f900ff91fec5206 /arch | |
parent | df7147b3c37cb203f968119f3b6a1cd648c535a1 (diff) | |
parent | 9cf7826743e5c78dcfcfdc99d17f79ce6d3a2942 (diff) | |
download | linux-3.10-756300983f11a1c6f9457d6d8f57354e0f0fe8d4.tar.gz linux-3.10-756300983f11a1c6f9457d6d8f57354e0f0fe8d4.tar.bz2 linux-3.10-756300983f11a1c6f9457d6d8f57354e0f0fe8d4.zip |
Merge branch 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
x86/amd-iommu: Fix PCI hotplug with passthrough mode
x86/amd-iommu: Fix passthrough mode
x86: mmio-mod.c: Use pr_fmt
x86: kmmio.c: Add and use pr_fmt(fmt)
x86: i8254.c: Add pr_fmt(fmt)
x86: setup_percpu.c: Use pr_<level> and add pr_fmt(fmt)
x86: es7000_32.c: Use pr_<level> and add pr_fmt(fmt)
x86: Print DMI_BOARD_NAME as well as DMI_PRODUCT_NAME from __show_regs()
x86: Factor duplicated code out of __show_regs() into show_regs_common()
arch/x86/kernel/microcode*: Use pr_fmt() and remove duplicated KERN_ERR prefix
x86, mce: fix confusion between bank attributes and mce attributes
x86/mce: Set up timer unconditionally
x86: Fix bogus warning in apic_noop.apic_write()
x86: Fix typo in arch/x86/mm/kmmio.c
x86: ASUS P4S800 reboot=bios quirk
Diffstat (limited to 'arch')
-rw-r--r-- | arch/x86/include/asm/amd_iommu_proto.h | 4 | ||||
-rw-r--r-- | arch/x86/include/asm/system.h | 1 | ||||
-rw-r--r-- | arch/x86/kernel/amd_iommu.c | 46 | ||||
-rw-r--r-- | arch/x86/kernel/amd_iommu_init.c | 9 | ||||
-rw-r--r-- | arch/x86/kernel/apic/apic_noop.c | 2 | ||||
-rw-r--r-- | arch/x86/kernel/apic/es7000_32.c | 12 | ||||
-rw-r--r-- | arch/x86/kernel/cpu/mcheck/mce.c | 5 | ||||
-rw-r--r-- | arch/x86/kernel/microcode_amd.c | 40 | ||||
-rw-r--r-- | arch/x86/kernel/microcode_core.c | 26 | ||||
-rw-r--r-- | arch/x86/kernel/microcode_intel.c | 47 | ||||
-rw-r--r-- | arch/x86/kernel/process.c | 21 | ||||
-rw-r--r-- | arch/x86/kernel/process_32.c | 14 | ||||
-rw-r--r-- | arch/x86/kernel/process_64.c | 16 | ||||
-rw-r--r-- | arch/x86/kernel/reboot.c | 8 | ||||
-rw-r--r-- | arch/x86/kernel/setup_percpu.c | 13 | ||||
-rw-r--r-- | arch/x86/kvm/i8254.c | 12 | ||||
-rw-r--r-- | arch/x86/mm/kmmio.c | 42 | ||||
-rw-r--r-- | arch/x86/mm/mmio-mod.c | 71 |
18 files changed, 221 insertions, 168 deletions
diff --git a/arch/x86/include/asm/amd_iommu_proto.h b/arch/x86/include/asm/amd_iommu_proto.h index 84786fb9a23..4d817f9e6e7 100644 --- a/arch/x86/include/asm/amd_iommu_proto.h +++ b/arch/x86/include/asm/amd_iommu_proto.h @@ -28,7 +28,9 @@ extern void amd_iommu_flush_all_domains(void); extern void amd_iommu_flush_all_devices(void); extern void amd_iommu_apply_erratum_63(u16 devid); extern void amd_iommu_reset_cmd_buffer(struct amd_iommu *iommu); - +extern int amd_iommu_init_devices(void); +extern void amd_iommu_uninit_devices(void); +extern void amd_iommu_init_notifier(void); #ifndef CONFIG_AMD_IOMMU_STATS static inline void amd_iommu_stats_init(void) { } diff --git a/arch/x86/include/asm/system.h b/arch/x86/include/asm/system.h index 022a84386de..ecb544e6538 100644 --- a/arch/x86/include/asm/system.h +++ b/arch/x86/include/asm/system.h @@ -23,6 +23,7 @@ struct task_struct *__switch_to(struct task_struct *prev, struct tss_struct; void __switch_to_xtra(struct task_struct *prev_p, struct task_struct *next_p, struct tss_struct *tss); +extern void show_regs_common(void); #ifdef CONFIG_X86_32 diff --git a/arch/x86/kernel/amd_iommu.c b/arch/x86/kernel/amd_iommu.c index 1c0fb4d4ad5..b990b5cc954 100644 --- a/arch/x86/kernel/amd_iommu.c +++ b/arch/x86/kernel/amd_iommu.c @@ -166,6 +166,43 @@ static void iommu_uninit_device(struct device *dev) { kfree(dev->archdata.iommu); } + +void __init amd_iommu_uninit_devices(void) +{ + struct pci_dev *pdev = NULL; + + for_each_pci_dev(pdev) { + + if (!check_device(&pdev->dev)) + continue; + + iommu_uninit_device(&pdev->dev); + } +} + +int __init amd_iommu_init_devices(void) +{ + struct pci_dev *pdev = NULL; + int ret = 0; + + for_each_pci_dev(pdev) { + + if (!check_device(&pdev->dev)) + continue; + + ret = iommu_init_device(&pdev->dev); + if (ret) + goto out_free; + } + + return 0; + +out_free: + + amd_iommu_uninit_devices(); + + return ret; +} #ifdef CONFIG_AMD_IOMMU_STATS /* @@ -1587,6 +1624,11 @@ static struct notifier_block device_nb = { .notifier_call = device_change_notifier, }; +void amd_iommu_init_notifier(void) +{ + bus_register_notifier(&pci_bus_type, &device_nb); +} + /***************************************************************************** * * The next functions belong to the dma_ops mapping/unmapping code. @@ -2145,8 +2187,6 @@ static void prealloc_protection_domains(void) if (!check_device(&dev->dev)) continue; - iommu_init_device(&dev->dev); - /* Is there already any domain for it? */ if (domain_for_device(&dev->dev)) continue; @@ -2215,8 +2255,6 @@ int __init amd_iommu_init_dma_ops(void) register_iommu(&amd_iommu_ops); - bus_register_notifier(&pci_bus_type, &device_nb); - amd_iommu_stats_init(); return 0; diff --git a/arch/x86/kernel/amd_iommu_init.c b/arch/x86/kernel/amd_iommu_init.c index 9c4a6f74755..1dca9c34eae 100644 --- a/arch/x86/kernel/amd_iommu_init.c +++ b/arch/x86/kernel/amd_iommu_init.c @@ -1274,6 +1274,10 @@ static int __init amd_iommu_init(void) if (ret) goto free; + ret = amd_iommu_init_devices(); + if (ret) + goto free; + if (iommu_pass_through) ret = amd_iommu_init_passthrough(); else @@ -1281,6 +1285,8 @@ static int __init amd_iommu_init(void) if (ret) goto free; + amd_iommu_init_notifier(); + enable_iommus(); if (iommu_pass_through) @@ -1296,6 +1302,9 @@ out: return ret; free: + + amd_iommu_uninit_devices(); + free_pages((unsigned long)amd_iommu_pd_alloc_bitmap, get_order(MAX_DOMAIN_ID/8)); diff --git a/arch/x86/kernel/apic/apic_noop.c b/arch/x86/kernel/apic/apic_noop.c index d9acc3bee0f..e31b9ffe25f 100644 --- a/arch/x86/kernel/apic/apic_noop.c +++ b/arch/x86/kernel/apic/apic_noop.c @@ -127,7 +127,7 @@ static u32 noop_apic_read(u32 reg) static void noop_apic_write(u32 reg, u32 v) { - WARN_ON_ONCE((cpu_has_apic || !disable_apic)); + WARN_ON_ONCE(cpu_has_apic && !disable_apic); } struct apic apic_noop = { diff --git a/arch/x86/kernel/apic/es7000_32.c b/arch/x86/kernel/apic/es7000_32.c index e85f8fb7f8e..dd2b5f26464 100644 --- a/arch/x86/kernel/apic/es7000_32.c +++ b/arch/x86/kernel/apic/es7000_32.c @@ -27,6 +27,9 @@ * * http://www.unisys.com */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/notifier.h> #include <linux/spinlock.h> #include <linux/cpumask.h> @@ -223,9 +226,9 @@ static int parse_unisys_oem(char *oemptr) mip_addr = val; mip = (struct mip_reg *)val; mip_reg = __va(mip); - pr_debug("es7000_mipcfg: host_reg = 0x%lx \n", + pr_debug("host_reg = 0x%lx\n", (unsigned long)host_reg); - pr_debug("es7000_mipcfg: mip_reg = 0x%lx \n", + pr_debug("mip_reg = 0x%lx\n", (unsigned long)mip_reg); success++; break; @@ -401,7 +404,7 @@ static void es7000_enable_apic_mode(void) if (!es7000_plat) return; - printk(KERN_INFO "ES7000: Enabling APIC mode.\n"); + pr_info("Enabling APIC mode.\n"); memset(&es7000_mip_reg, 0, sizeof(struct mip_reg)); es7000_mip_reg.off_0x00 = MIP_SW_APIC; es7000_mip_reg.off_0x38 = MIP_VALID; @@ -514,8 +517,7 @@ static void es7000_setup_apic_routing(void) { int apic = per_cpu(x86_bios_cpu_apicid, smp_processor_id()); - printk(KERN_INFO - "Enabling APIC mode: %s. Using %d I/O APICs, target cpus %lx\n", + pr_info("Enabling APIC mode: %s. Using %d I/O APICs, target cpus %lx\n", (apic_version[apic] == 0x14) ? "Physical Cluster" : "Logical Cluster", nr_ioapics, cpumask_bits(es7000_target_cpus())[0]); diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c index d7ebf25d10e..a8aacd4b513 100644 --- a/arch/x86/kernel/cpu/mcheck/mce.c +++ b/arch/x86/kernel/cpu/mcheck/mce.c @@ -1388,13 +1388,14 @@ static void __mcheck_cpu_init_timer(void) struct timer_list *t = &__get_cpu_var(mce_timer); int *n = &__get_cpu_var(mce_next_interval); + setup_timer(t, mce_start_timer, smp_processor_id()); + if (mce_ignore_ce) return; *n = check_interval * HZ; if (!*n) return; - setup_timer(t, mce_start_timer, smp_processor_id()); t->expires = round_jiffies(jiffies + *n); add_timer_on(t, smp_processor_id()); } @@ -1928,7 +1929,7 @@ error2: sysdev_remove_file(&per_cpu(mce_dev, cpu), &mce_banks[j].attr); error: while (--i >= 0) - sysdev_remove_file(&per_cpu(mce_dev, cpu), &mce_banks[i].attr); + sysdev_remove_file(&per_cpu(mce_dev, cpu), mce_attrs[i]); sysdev_unregister(&per_cpu(mce_dev, cpu)); diff --git a/arch/x86/kernel/microcode_amd.c b/arch/x86/kernel/microcode_amd.c index 63123d90210..37542b67c57 100644 --- a/arch/x86/kernel/microcode_amd.c +++ b/arch/x86/kernel/microcode_amd.c @@ -13,6 +13,9 @@ * Licensed under the terms of the GNU General Public * License version 2. See file COPYING for details. */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/firmware.h> #include <linux/pci_ids.h> #include <linux/uaccess.h> @@ -81,7 +84,7 @@ static int collect_cpu_info_amd(int cpu, struct cpu_signature *csig) memset(csig, 0, sizeof(*csig)); rdmsr(MSR_AMD64_PATCH_LEVEL, csig->rev, dummy); - pr_info("microcode: CPU%d: patch_level=0x%x\n", cpu, csig->rev); + pr_info("CPU%d: patch_level=0x%x\n", cpu, csig->rev); return 0; } @@ -111,8 +114,8 @@ static int get_matching_microcode(int cpu, void *mc, int rev) /* ucode might be chipset specific -- currently we don't support this */ if (mc_header->nb_dev_id || mc_header->sb_dev_id) { - pr_err(KERN_ERR "microcode: CPU%d: loading of chipset " - "specific code not yet supported\n", cpu); + pr_err("CPU%d: loading of chipset specific code not yet supported\n", + cpu); return 0; } @@ -141,12 +144,12 @@ static int apply_microcode_amd(int cpu) /* check current patch id and patch's id for match */ if (rev != mc_amd->hdr.patch_id) { - pr_err("microcode: CPU%d: update failed " - "(for patch_level=0x%x)\n", cpu, mc_amd->hdr.patch_id); + pr_err("CPU%d: update failed (for patch_level=0x%x)\n", + cpu, mc_amd->hdr.patch_id); return -1; } - pr_info("microcode: CPU%d: updated (new patch_level=0x%x)\n", cpu, rev); + pr_info("CPU%d: updated (new patch_level=0x%x)\n", cpu, rev); uci->cpu_sig.rev = rev; return 0; @@ -169,15 +172,14 @@ get_next_ucode(const u8 *buf, unsigned int size, unsigned int *mc_size) return NULL; if (section_hdr[0] != UCODE_UCODE_TYPE) { - pr_err("microcode: error: invalid type field in " - "container file section header\n"); + pr_err("error: invalid type field in container file section header\n"); return NULL; } total_size = (unsigned long) (section_hdr[4] + (section_hdr[5] << 8)); if (total_size > size || total_size > UCODE_MAX_SIZE) { - pr_err("microcode: error: size mismatch\n"); + pr_err("error: size mismatch\n"); return NULL; } @@ -206,14 +208,13 @@ static int install_equiv_cpu_table(const u8 *buf) size = buf_pos[2]; if (buf_pos[1] != UCODE_EQUIV_CPU_TABLE_TYPE || !size) { - pr_err("microcode: error: invalid type field in " - "container file section header\n"); + pr_err("error: invalid type field in container file section header\n"); return 0; } equiv_cpu_table = (struct equiv_cpu_entry *) vmalloc(size); if (!equiv_cpu_table) { - pr_err("microcode: failed to allocate equivalent CPU table\n"); + pr_err("failed to allocate equivalent CPU table\n"); return 0; } @@ -246,7 +247,7 @@ generic_load_microcode(int cpu, const u8 *data, size_t size) offset = install_equiv_cpu_table(ucode_ptr); if (!offset) { - pr_err("microcode: failed to create equivalent cpu table\n"); + pr_err("failed to create equivalent cpu table\n"); return UCODE_ERROR; } @@ -277,8 +278,7 @@ generic_load_microcode(int cpu, const u8 *data, size_t size) if (!leftover) { vfree(uci->mc); uci->mc = new_mc; - pr_debug("microcode: CPU%d found a matching microcode " - "update with version 0x%x (current=0x%x)\n", + pr_debug("CPU%d found a matching microcode update with version 0x%x (current=0x%x)\n", cpu, new_rev, uci->cpu_sig.rev); } else { vfree(new_mc); @@ -300,7 +300,7 @@ static enum ucode_state request_microcode_fw(int cpu, struct device *device) return UCODE_NFOUND; if (*(u32 *)firmware->data != UCODE_MAGIC) { - pr_err("microcode: invalid UCODE_MAGIC (0x%08x)\n", + pr_err("invalid UCODE_MAGIC (0x%08x)\n", *(u32 *)firmware->data); return UCODE_ERROR; } @@ -313,8 +313,7 @@ static enum ucode_state request_microcode_fw(int cpu, struct device *device) static enum ucode_state request_microcode_user(int cpu, const void __user *buf, size_t size) { - pr_info("microcode: AMD microcode update via " - "/dev/cpu/microcode not supported\n"); + pr_info("AMD microcode update via /dev/cpu/microcode not supported\n"); return UCODE_ERROR; } @@ -334,14 +333,13 @@ void init_microcode_amd(struct device *device) WARN_ON(c->x86_vendor != X86_VENDOR_AMD); if (c->x86 < 0x10) { - pr_warning("microcode: AMD CPU family 0x%x not supported\n", - c->x86); + pr_warning("AMD CPU family 0x%x not supported\n", c->x86); return; } supported_cpu = 1; if (request_firmware(&firmware, fw_name, device)) - pr_err("microcode: failed to load file %s\n", fw_name); + pr_err("failed to load file %s\n", fw_name); } void fini_microcode_amd(void) diff --git a/arch/x86/kernel/microcode_core.c b/arch/x86/kernel/microcode_core.c index e68aae39786..844c02c65fc 100644 --- a/arch/x86/kernel/microcode_core.c +++ b/arch/x86/kernel/microcode_core.c @@ -70,6 +70,9 @@ * Fix sigmatch() macro to handle old CPUs with pf == 0. * Thanks to Stuart Swales for pointing out this bug. */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/platform_device.h> #include <linux/miscdevice.h> #include <linux/capability.h> @@ -209,7 +212,7 @@ static ssize_t microcode_write(struct file *file, const char __user *buf, ssize_t ret = -EINVAL; if ((len >> PAGE_SHIFT) > totalram_pages) { - pr_err("microcode: too much data (max %ld pages)\n", totalram_pages); + pr_err("too much data (max %ld pages)\n", totalram_pages); return ret; } @@ -244,7 +247,7 @@ static int __init microcode_dev_init(void) error = misc_register(µcode_dev); if (error) { - pr_err("microcode: can't misc_register on minor=%d\n", MICROCODE_MINOR); + pr_err("can't misc_register on minor=%d\n", MICROCODE_MINOR); return error; } @@ -359,7 +362,7 @@ static enum ucode_state microcode_resume_cpu(int cpu) if (!uci->mc) return UCODE_NFOUND; - pr_debug("microcode: CPU%d updated upon resume\n", cpu); + pr_debug("CPU%d updated upon resume\n", cpu); apply_microcode_on_target(cpu); return UCODE_OK; @@ -379,7 +382,7 @@ static enum ucode_state microcode_init_cpu(int cpu) ustate = microcode_ops->request_microcode_fw(cpu, µcode_pdev->dev); if (ustate == UCODE_OK) { - pr_debug("microcode: CPU%d updated upon init\n", cpu); + pr_debug("CPU%d updated upon init\n", cpu); apply_microcode_on_target(cpu); } @@ -406,7 +409,7 @@ static int mc_sysdev_add(struct sys_device *sys_dev) if (!cpu_online(cpu)) return 0; - pr_debug("microcode: CPU%d added\n", cpu); + pr_debug("CPU%d added\n", cpu); err = sysfs_create_group(&sys_dev->kobj, &mc_attr_group); if (err) @@ -425,7 +428,7 @@ static int mc_sysdev_remove(struct sys_device *sys_dev) if (!cpu_online(cpu)) return 0; - pr_debug("microcode: CPU%d removed\n", cpu); + pr_debug("CPU%d removed\n", cpu); microcode_fini_cpu(cpu); sysfs_remove_group(&sys_dev->kobj, &mc_attr_group); return 0; @@ -473,15 +476,15 @@ mc_cpu_callback(struct notifier_block *nb, unsigned long action, void *hcpu) microcode_update_cpu(cpu); case CPU_DOWN_FAILED: case CPU_DOWN_FAILED_FROZEN: - pr_debug("microcode: CPU%d added\n", cpu); + pr_debug("CPU%d added\n", cpu); if (sysfs_create_group(&sys_dev->kobj, &mc_attr_group)) - pr_err("microcode: Failed to create group for CPU%d\n", cpu); + pr_err("Failed to create group for CPU%d\n", cpu); break; case CPU_DOWN_PREPARE: case CPU_DOWN_PREPARE_FROZEN: /* Suspend is in progress, only remove the interface */ sysfs_remove_group(&sys_dev->kobj, &mc_attr_group); - pr_debug("microcode: CPU%d removed\n", cpu); + pr_debug("CPU%d removed\n", cpu); break; case CPU_DEAD: case CPU_UP_CANCELED_FROZEN: @@ -507,7 +510,7 @@ static int __init microcode_init(void) microcode_ops = init_amd_microcode(); if (!microcode_ops) { - pr_err("microcode: no support for this CPU vendor\n"); + pr_err("no support for this CPU vendor\n"); return -ENODEV; } @@ -541,8 +544,7 @@ static int __init microcode_init(void) register_hotcpu_notifier(&mc_cpu_notifier); pr_info("Microcode Update Driver: v" MICROCODE_VERSION - " <tigran@aivazian.fsnet.co.uk>," - " Peter Oruba\n"); + " <tigran@aivazian.fsnet.co.uk>, Peter Oruba\n"); return 0; } diff --git a/arch/x86/kernel/microcode_intel.c b/arch/x86/kernel/microcode_intel.c index 0d334ddd0a9..ebd193e476c 100644 --- a/arch/x86/kernel/microcode_intel.c +++ b/arch/x86/kernel/microcode_intel.c @@ -70,6 +70,9 @@ * Fix sigmatch() macro to handle old CPUs with pf == 0. * Thanks to Stuart Swales for pointing out this bug. */ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/firmware.h> #include <linux/uaccess.h> #include <linux/kernel.h> @@ -146,8 +149,7 @@ static int collect_cpu_info(int cpu_num, struct cpu_signature *csig) if (c->x86_vendor != X86_VENDOR_INTEL || c->x86 < 6 || cpu_has(c, X86_FEATURE_IA64)) { - printk(KERN_ERR "microcode: CPU%d not a capable Intel " - "processor\n", cpu_num); + pr_err("CPU%d not a capable Intel processor\n", cpu_num); return -1; } @@ -165,8 +167,8 @@ static int collect_cpu_info(int cpu_num, struct cpu_signature *csig) /* get the current revision from MSR 0x8B */ rdmsr(MSR_IA32_UCODE_REV, val[0], csig->rev); - printk(KERN_INFO "microcode: CPU%d sig=0x%x, pf=0x%x, revision=0x%x\n", - cpu_num, csig->sig, csig->pf, csig->rev); + pr_info("CPU%d sig=0x%x, pf=0x%x, revision=0x%x\n", + cpu_num, csig->sig, csig->pf, csig->rev); return 0; } @@ -194,28 +196,24 @@ static int microcode_sanity_check(void *mc) data_size = get_datasize(mc_header); if (data_size + MC_HEADER_SIZE > total_size) { - printk(KERN_ERR "microcode: error! " - "Bad data size in microcode data file\n"); + pr_err("error! Bad data size in microcode data file\n"); return -EINVAL; } if (mc_header->ldrver != 1 || mc_header->hdrver != 1) { - printk(KERN_ERR "microcode: error! " - "Unknown microcode update format\n"); + pr_err("error! Unknown microcode update format\n"); return -EINVAL; } ext_table_size = total_size - (MC_HEADER_SIZE + data_size); if (ext_table_size) { if ((ext_table_size < EXT_HEADER_SIZE) || ((ext_table_size - EXT_HEADER_SIZE) % EXT_SIGNATURE_SIZE)) { - printk(KERN_ERR "microcode: error! " - "Small exttable size in microcode data file\n"); + pr_err("error! Small exttable size in microcode data file\n"); return -EINVAL; } ext_header = mc + MC_HEADER_SIZE + data_size; if (ext_table_size != exttable_size(ext_header)) { - printk(KERN_ERR "microcode: error! " - "Bad exttable size in microcode data file\n"); + pr_err("error! Bad exttable size in microcode data file\n"); return -EFAULT; } ext_sigcount = ext_header->count; @@ -230,8 +228,7 @@ static int microcode_sanity_check(void *mc) while (i--) ext_table_sum += ext_tablep[i]; if (ext_table_sum) { - printk(KERN_WARNING "microcode: aborting, " - "bad extended signature table checksum\n"); + pr_warning("aborting, bad extended signature table checksum\n"); return -EINVAL; } } @@ -242,7 +239,7 @@ static int microcode_sanity_check(void *mc) while (i--) orig_sum += ((int *)mc)[i]; if (orig_sum) { - printk(KERN_ERR "microcode: aborting, bad checksum\n"); + pr_err("aborting, bad checksum\n"); return -EINVAL; } if (!ext_table_size) @@ -255,7 +252,7 @@ static int microcode_sanity_check(void *mc) - (mc_header->sig + mc_header->pf + mc_header->cksum) + (ext_sig->sig + ext_sig->pf + ext_sig->cksum); if (sum) { - printk(KERN_ERR "microcode: aborting, bad checksum\n"); + pr_err("aborting, bad checksum\n"); return -EINVAL; } } @@ -327,13 +324,11 @@ static int apply_microcode(int cpu) rdmsr(MSR_IA32_UCODE_REV, val[0], val[1]); if (val[1] != mc_intel->hdr.rev) { - printk(KERN_ERR "microcode: CPU%d update " - "to revision 0x%x failed\n", - cpu_num, mc_intel->hdr.rev); + pr_err("CPU%d update to revision 0x%x failed\n", + cpu_num, mc_intel->hdr.rev); return -1; } - printk(KERN_INFO "microcode: CPU%d updated to revision " - "0x%x, date = %04x-%02x-%02x \n", + pr_info("CPU%d updated to revision 0x%x, date = %04x-%02x-%02x \n", cpu_num, val[1], mc_intel->hdr.date & 0xffff, mc_intel->hdr.date >> 24, @@ -362,8 +357,7 @@ static enum ucode_state generic_load_microcode(int cpu, void *data, size_t size, mc_size = get_totalsize(&mc_header); if (!mc_size || mc_size > leftover) { - printk(KERN_ERR "microcode: error!" - "Bad data in microcode data file\n"); + pr_err("error! Bad data in microcode data file\n"); break; } @@ -405,9 +399,8 @@ static enum ucode_state generic_load_microcode(int cpu, void *data, size_t size, vfree(uci->mc); uci->mc = (struct microcode_intel *)new_mc; - pr_debug("microcode: CPU%d found a matching microcode update with" - " version 0x%x (current=0x%x)\n", - cpu, new_rev, uci->cpu_sig.rev); + pr_debug("CPU%d found a matching microcode update with version 0x%x (current=0x%x)\n", + cpu, new_rev, uci->cpu_sig.rev); out: return state; } @@ -429,7 +422,7 @@ static enum ucode_state request_microcode_fw(int cpu, struct device *device) c->x86, c->x86_model, c->x86_mask); if (request_firmware(&firmware, name, device)) { - pr_debug("microcode: data file %s load failed\n", name); + pr_debug("data file %s load failed\n", name); return UCODE_NFOUND; } diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c index 5e2ba634ea1..7a7bd4e3ec4 100644 --- a/arch/x86/kernel/process.c +++ b/arch/x86/kernel/process.c @@ -10,6 +10,8 @@ #include <linux/clockchips.h> #include <linux/random.h> #include <linux/user-return-notifier.h> +#include <linux/dmi.h> +#include <linux/utsname.h> #include <trace/events/power.h> #include <linux/hw_breakpoint.h> #include <asm/system.h> @@ -90,6 +92,25 @@ void exit_thread(void) } } +void show_regs_common(void) +{ + const char *board, *product; + + board = dmi_get_system_info(DMI_BOARD_NAME); + if (!board) + board = ""; + product = dmi_get_system_info(DMI_PRODUCT_NAME); + if (!product) + product = ""; + + printk("\n"); + printk(KERN_INFO "Pid: %d, comm: %.20s %s %s %.*s %s/%s\n", + current->pid, current->comm, print_tainted(), + init_utsname()->release, + (int)strcspn(init_utsname()->version, " "), + init_utsname()->version, board, product); +} + void flush_thread(void) { struct task_struct *tsk = current; diff --git a/arch/x86/kernel/process_32.c b/arch/x86/kernel/process_32.c index 075580b3568..120b88797a7 100644 --- a/arch/x86/kernel/process_32.c +++ b/arch/x86/kernel/process_32.c @@ -23,7 +23,6 @@ #include <linux/vmalloc.h> #include <linux/user.h> #include <linux/interrupt.h> -#include <linux/utsname.h> #include <linux/delay.h> #include <linux/reboot.h> #include <linux/init.h> @@ -35,7 +34,6 @@ #include <linux/tick.h> #include <linux/percpu.h> #include <linux/prctl.h> -#include <linux/dmi.h> #include <linux/ftrace.h> #include <linux/uaccess.h> #include <linux/io.h> @@ -128,7 +126,6 @@ void __show_regs(struct pt_regs *regs, int all) unsigned long d0, d1, d2, d3, d6, d7; unsigned long sp; unsigned short ss, gs; - const char *board; if (user_mode_vm(regs)) { sp = regs->sp; @@ -140,16 +137,7 @@ void __show_regs(struct pt_regs *regs, int all) savesegment(gs, gs); } - printk("\n"); - - board = dmi_get_system_info(DMI_PRODUCT_NAME); - if (!board) - board = ""; - printk("Pid: %d, comm: %s %s (%s %.*s) %s\n", - task_pid_nr(current), current->comm, - print_tainted(), init_utsname()->release, - (int)strcspn(init_utsname()->version, " "), - init_utsname()->version, board); + show_regs_common(); printk("EIP: %04x:[<%08lx>] EFLAGS: %08lx CPU: %d\n", (u16)regs->cs, regs->ip, regs->flags, diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c index c95c8f4e790..e5ab0cd0ef3 100644 --- a/arch/x86/kernel/process_64.c +++ b/arch/x86/kernel/process_64.c @@ -26,7 +26,6 @@ #include <linux/slab.h> #include <linux/user.h> #include <linux/interrupt.h> -#include <linux/utsname.h> #include <linux/delay.h> #include <linux/module.h> #include <linux/ptrace.h> @@ -38,7 +37,6 @@ #include <linux/uaccess.h> #include <linux/io.h> #include <linux/ftrace.h> -#include <linux/dmi.h> #include <asm/pgtable.h> #include <asm/system.h> @@ -163,18 +161,8 @@ void __show_regs(struct pt_regs *regs, int all) unsigned long d0, d1, d2, d3, d6, d7; unsigned int fsindex, gsindex; unsigned int ds, cs, es; - const char *board; - - printk("\n"); - print_modules(); - board = dmi_get_system_info(DMI_PRODUCT_NAME); - if (!board) - board = ""; - printk(KERN_INFO "Pid: %d, comm: %.20s %s %s %.*s %s\n", - current->pid, current->comm, print_tainted(), - init_utsname()->release, - (int)strcspn(init_utsname()->version, " "), - init_utsname()->version, board); + + show_regs_common(); printk(KERN_INFO "RIP: %04lx:[<%016lx>] ", regs->cs & 0xffff, regs->ip); printk_address(regs->ip, 1); printk(KERN_INFO "RSP: %04lx:%016lx EFLAGS: %08lx\n", regs->ss, diff --git a/arch/x86/kernel/reboot.c b/arch/x86/kernel/reboot.c index 2b97fc5b124..1545bc0c984 100644 --- a/arch/x86/kernel/reboot.c +++ b/arch/x86/kernel/reboot.c @@ -259,6 +259,14 @@ static struct dmi_system_id __initdata reboot_dmi_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "SBC-FITPC2"), }, }, + { /* Handle problems with rebooting on ASUS P4S800 */ + .callback = set_bios_reboot, + .ident = "ASUS P4S800", + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."), + DMI_MATCH(DMI_BOARD_NAME, "P4S800"), + }, + }, { } }; diff --git a/arch/x86/kernel/setup_percpu.c b/arch/x86/kernel/setup_percpu.c index d559af913e1..35abcb8b00e 100644 --- a/arch/x86/kernel/setup_percpu.c +++ b/arch/x86/kernel/setup_percpu.c @@ -1,3 +1,5 @@ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/kernel.h> #include <linux/module.h> #include <linux/init.h> @@ -20,9 +22,9 @@ #include <asm/stackprotector.h> #ifdef CONFIG_DEBUG_PER_CPU_MAPS -# define DBG(x...) printk(KERN_DEBUG x) +# define DBG(fmt, ...) pr_dbg(fmt, ##__VA_ARGS__) #else -# define DBG(x...) +# define DBG(fmt, ...) do { if (0) pr_dbg(fmt, ##__VA_ARGS__); } while (0) #endif DEFINE_PER_CPU(int, cpu_number); @@ -116,8 +118,8 @@ static void * __init pcpu_alloc_bootmem(unsigned int cpu, unsigned long size, } else { ptr = __alloc_bootmem_node_nopanic(NODE_DATA(node), size, align, goal); - pr_debug("per cpu data for cpu%d %lu bytes on node%d at " - "%016lx\n", cpu, size, node, __pa(ptr)); + pr_debug("per cpu data for cpu%d %lu bytes on node%d at %016lx\n", + cpu, size, node, __pa(ptr)); } return ptr; #else @@ -198,8 +200,7 @@ void __init setup_per_cpu_areas(void) pcpu_cpu_distance, pcpu_fc_alloc, pcpu_fc_free); if (rc < 0) - pr_warning("PERCPU: %s allocator failed (%d), " - "falling back to page size\n", + pr_warning("%s allocator failed (%d), falling back to page size\n", pcpu_fc_names[pcpu_chosen_fc], rc); } if (rc < 0) diff --git a/arch/x86/kvm/i8254.c b/arch/x86/kvm/i8254.c index fab7440c9bb..296aba49472 100644 --- a/arch/x86/kvm/i8254.c +++ b/arch/x86/kvm/i8254.c @@ -29,6 +29,8 @@ * Based on QEMU and Xen. */ +#define pr_fmt(fmt) "pit: " fmt + #include <linux/kvm_host.h> #include "irq.h" @@ -262,7 +264,7 @@ void __kvm_migrate_pit_timer(struct kvm_vcpu *vcpu) static void destroy_pit_timer(struct kvm_timer *pt) { - pr_debug("pit: execute del timer!\n"); + pr_debug("execute del timer!\n"); hrtimer_cancel(&pt->timer); } @@ -284,7 +286,7 @@ static void create_pit_timer(struct kvm_kpit_state *ps, u32 val, int is_period) interval = muldiv64(val, NSEC_PER_SEC, KVM_PIT_FREQ); - pr_debug("pit: create pit timer, interval is %llu nsec\n", interval); + pr_debug("create pit timer, interval is %llu nsec\n", interval); /* TODO The new value only affected after the retriggered */ hrtimer_cancel(&pt->timer); @@ -309,7 +311,7 @@ static void pit_load_count(struct kvm *kvm, int channel, u32 val) WARN_ON(!mutex_is_locked(&ps->lock)); - pr_debug("pit: load_count val is %d, channel is %d\n", val, channel); + pr_debug("load_count val is %d, channel is %d\n", val, channel); /* * The largest possible initial count is 0; this is equivalent @@ -395,8 +397,8 @@ static int pit_ioport_write(struct kvm_io_device *this, mutex_lock(&pit_state->lock); if (val != 0) - pr_debug("pit: write addr is 0x%x, len is %d, val is 0x%x\n", - (unsigned int)addr, len, val); + pr_debug("write addr is 0x%x, len is %d, val is 0x%x\n", + (unsigned int)addr, len, val); if (addr == 3) { channel = val >> 6; diff --git a/arch/x86/mm/kmmio.c b/arch/x86/mm/kmmio.c index 07bcc309cfd..c0f6198565e 100644 --- a/arch/x86/mm/kmmio.c +++ b/arch/x86/mm/kmmio.c @@ -5,6 +5,8 @@ * 2008 Pekka Paalanen <pq@iki.fi> */ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/list.h> #include <linux/rculist.h> #include <linux/spinlock.h> @@ -136,7 +138,7 @@ static int clear_page_presence(struct kmmio_fault_page *f, bool clear) pte_t *pte = lookup_address(f->page, &level); if (!pte) { - pr_err("kmmio: no pte for page 0x%08lx\n", f->page); + pr_err("no pte for page 0x%08lx\n", f->page); return -1; } @@ -148,7 +150,7 @@ static int clear_page_presence(struct kmmio_fault_page *f, bool clear) clear_pte_presence(pte, clear, &f->old_presence); break; default: - pr_err("kmmio: unexpected page level 0x%x.\n", level); + pr_err("unexpected page level 0x%x.\n", level); return -1; } @@ -170,13 +172,14 @@ static int clear_page_presence(struct kmmio_fault_page *f, bool clear) static int arm_kmmio_fault_page(struct kmmio_fault_page *f) { int ret; - WARN_ONCE(f->armed, KERN_ERR "kmmio page already armed.\n"); + WARN_ONCE(f->armed, KERN_ERR pr_fmt("kmmio page already armed.\n")); if (f->armed) { - pr_warning("kmmio double-arm: page 0x%08lx, ref %d, old %d\n", - f->page, f->count, !!f->old_presence); + pr_warning("double-arm: page 0x%08lx, ref %d, old %d\n", + f->page, f->count, !!f->old_presence); } ret = clear_page_presence(f, true); - WARN_ONCE(ret < 0, KERN_ERR "kmmio arming 0x%08lx failed.\n", f->page); + WARN_ONCE(ret < 0, KERN_ERR pr_fmt("arming 0x%08lx failed.\n"), + f->page); f->armed = true; return ret; } @@ -240,24 +243,21 @@ int kmmio_handler(struct pt_regs *regs, unsigned long addr) * condition needs handling by do_page_fault(), the * page really not being present is the most common. */ - pr_debug("kmmio: secondary hit for 0x%08lx CPU %d.\n", - addr, smp_processor_id()); + pr_debug("secondary hit for 0x%08lx CPU %d.\n", + addr, smp_processor_id()); if (!faultpage->old_presence) - pr_info("kmmio: unexpected secondary hit for " - "address 0x%08lx on CPU %d.\n", addr, - smp_processor_id()); + pr_info("unexpected secondary hit for address 0x%08lx on CPU %d.\n", + addr, smp_processor_id()); } else { /* * Prevent overwriting already in-flight context. * This should not happen, let's hope disarming at * least prevents a panic. */ - pr_emerg("kmmio: recursive probe hit on CPU %d, " - "for address 0x%08lx. Ignoring.\n", - smp_processor_id(), addr); - pr_emerg("kmmio: previous hit was at 0x%08lx.\n", - ctx->addr); + pr_emerg("recursive probe hit on CPU %d, for address 0x%08lx. Ignoring.\n", + smp_processor_id(), addr); + pr_emerg("previous hit was at 0x%08lx.\n", ctx->addr); disarm_kmmio_fault_page(faultpage); } goto no_kmmio_ctx; @@ -316,8 +316,8 @@ static int post_kmmio_handler(unsigned long condition, struct pt_regs *regs) * something external causing them (f.e. using a debugger while * mmio tracing enabled), or erroneous behaviour */ - pr_warning("kmmio: unexpected debug trap on CPU %d.\n", - smp_processor_id()); + pr_warning("unexpected debug trap on CPU %d.\n", + smp_processor_id()); goto out; } @@ -425,7 +425,7 @@ int register_kmmio_probe(struct kmmio_probe *p) list_add_rcu(&p->list, &kmmio_probes); while (size < size_lim) { if (add_kmmio_fault_page(p->addr + size)) - pr_err("kmmio: Unable to set page fault.\n"); + pr_err("Unable to set page fault.\n"); size += PAGE_SIZE; } out: @@ -490,7 +490,7 @@ static void remove_kmmio_fault_pages(struct rcu_head *head) * 2. remove_kmmio_fault_pages() * Remove the pages from kmmio_page_table. * 3. rcu_free_kmmio_fault_pages() - * Actally free the kmmio_fault_page structs as with RCU. + * Actually free the kmmio_fault_page structs as with RCU. */ void unregister_kmmio_probe(struct kmmio_probe *p) { @@ -511,7 +511,7 @@ void unregister_kmmio_probe(struct kmmio_probe *p) drelease = kmalloc(sizeof(*drelease), GFP_ATOMIC); if (!drelease) { - pr_crit("kmmio: leaking kmmio_fault_page objects.\n"); + pr_crit("leaking kmmio_fault_page objects.\n"); return; } drelease->release_list = release_list; diff --git a/arch/x86/mm/mmio-mod.c b/arch/x86/mm/mmio-mod.c index 132772a8ec5..4c765e9c466 100644 --- a/arch/x86/mm/mmio-mod.c +++ b/arch/x86/mm/mmio-mod.c @@ -19,6 +19,9 @@ * * Derived from the read-mod example from relay-examples by Tom Zanussi. */ + +#define pr_fmt(fmt) "mmiotrace: " + #define DEBUG 1 #include <linux/module.h> @@ -36,8 +39,6 @@ #include "pf_in.h" -#define NAME "mmiotrace: " - struct trap_reason { unsigned long addr; unsigned long ip; @@ -96,17 +97,18 @@ static void print_pte(unsigned long address) pte_t *pte = lookup_address(address, &level); if (!pte) { - pr_err(NAME "Error in %s: no pte for page 0x%08lx\n", - __func__, address); + pr_err("Error in %s: no pte for page 0x%08lx\n", + __func__, address); return; } if (level == PG_LEVEL_2M) { - pr_emerg(NAME "4MB pages are not currently supported: " - "0x%08lx\n", address); + pr_emerg("4MB pages are not currently supported: 0x%08lx\n", + address); BUG(); } - pr_info(NAME "pte for 0x%lx: 0x%llx 0x%llx\n", address, + pr_info("pte for 0x%lx: 0x%llx 0x%llx\n", + address, (unsigned long long)pte_val(*pte), (unsigned long long)pte_val(*pte) & _PAGE_PRESENT); } @@ -118,22 +120,21 @@ static void print_pte(unsigned long address) static void die_kmmio_nesting_error(struct pt_regs *regs, unsigned long addr) { const struct trap_reason *my_reason = &get_cpu_var(pf_reason); - pr_emerg(NAME "unexpected fault for address: 0x%08lx, " - "last fault for address: 0x%08lx\n", - addr, my_reason->addr); + pr_emerg("unexpected fault for address: 0x%08lx, last fault for address: 0x%08lx\n", + addr, my_reason->addr); print_pte(addr); print_symbol(KERN_EMERG "faulting IP is at %s\n", regs->ip); print_symbol(KERN_EMERG "last faulting IP was at %s\n", my_reason->ip); #ifdef __i386__ pr_emerg("eax: %08lx ebx: %08lx ecx: %08lx edx: %08lx\n", - regs->ax, regs->bx, regs->cx, regs->dx); + regs->ax, regs->bx, regs->cx, regs->dx); pr_emerg("esi: %08lx edi: %08lx ebp: %08lx esp: %08lx\n", - regs->si, regs->di, regs->bp, regs->sp); + regs->si, regs->di, regs->bp, regs->sp); #else pr_emerg("rax: %016lx rcx: %016lx rdx: %016lx\n", - regs->ax, regs->cx, regs->dx); + regs->ax, regs->cx, regs->dx); pr_emerg("rsi: %016lx rdi: %016lx rbp: %016lx rsp: %016lx\n", - regs->si, regs->di, regs->bp, regs->sp); + regs->si, regs->di, regs->bp, regs->sp); #endif put_cpu_var(pf_reason); BUG(); @@ -213,7 +214,7 @@ static void post(struct kmmio_probe *p, unsigned long condition, /* this should always return the active_trace count to 0 */ my_reason->active_traces--; if (my_reason->active_traces) { - pr_emerg(NAME "unexpected post handler"); + pr_emerg("unexpected post handler"); BUG(); } @@ -244,7 +245,7 @@ static void ioremap_trace_core(resource_size_t offset, unsigned long size, }; if (!trace) { - pr_err(NAME "kmalloc failed in ioremap\n"); + pr_err("kmalloc failed in ioremap\n"); return; } @@ -282,8 +283,8 @@ void mmiotrace_ioremap(resource_size_t offset, unsigned long size, if (!is_enabled()) /* recheck and proper locking in *_core() */ return; - pr_debug(NAME "ioremap_*(0x%llx, 0x%lx) = %p\n", - (unsigned long long)offset, size, addr); + pr_debug("ioremap_*(0x%llx, 0x%lx) = %p\n", + (unsigned long long)offset, size, addr); if ((filter_offset) && (offset != filter_offset)) return; ioremap_trace_core(offset, size, addr); @@ -301,7 +302,7 @@ static void iounmap_trace_core(volatile void __iomem *addr) struct remap_trace *tmp; struct remap_trace *found_trace = NULL; - pr_debug(NAME "Unmapping %p.\n", addr); + pr_debug("Unmapping %p.\n", addr); spin_lock_irq(&trace_lock); if (!is_enabled()) @@ -363,9 +364,8 @@ static void clear_trace_list(void) * Caller also ensures is_enabled() cannot change. */ list_for_each_entry(trace, &trace_list, list) { - pr_notice(NAME "purging non-iounmapped " - "trace @0x%08lx, size 0x%lx.\n", - trace->probe.addr, trace->probe.len); + pr_notice("purging non-iounmapped trace @0x%08lx, size 0x%lx.\n", + trace->probe.addr, trace->probe.len); if (!nommiotrace) unregister_kmmio_probe(&trace->probe); } @@ -387,7 +387,7 @@ static void enter_uniprocessor(void) if (downed_cpus == NULL && !alloc_cpumask_var(&downed_cpus, GFP_KERNEL)) { - pr_notice(NAME "Failed to allocate mask\n"); + pr_notice("Failed to allocate mask\n"); goto out; } @@ -395,20 +395,19 @@ static void enter_uniprocessor(void) cpumask_copy(downed_cpus, cpu_online_mask); cpumask_clear_cpu(cpumask_first(cpu_online_mask), downed_cpus); if (num_online_cpus() > 1) - pr_notice(NAME "Disabling non-boot CPUs...\n"); + pr_notice("Disabling non-boot CPUs...\n"); put_online_cpus(); for_each_cpu(cpu, downed_cpus) { err = cpu_down(cpu); if (!err) - pr_info(NAME "CPU%d is down.\n", cpu); + pr_info("CPU%d is down.\n", cpu); else - pr_err(NAME "Error taking CPU%d down: %d\n", cpu, err); + pr_err("Error taking CPU%d down: %d\n", cpu, err); } out: if (num_online_cpus() > 1) - pr_warning(NAME "multiple CPUs still online, " - "may miss events.\n"); + pr_warning("multiple CPUs still online, may miss events.\n"); } /* __ref because leave_uniprocessor calls cpu_up which is __cpuinit, @@ -420,13 +419,13 @@ static void __ref leave_uniprocessor(void) if (downed_cpus == NULL || cpumask_weight(downed_cpus) == 0) return; - pr_notice(NAME "Re-enabling CPUs...\n"); + pr_notice("Re-enabling CPUs...\n"); for_each_cpu(cpu, downed_cpus) { err = cpu_up(cpu); if (!err) - pr_info(NAME "enabled CPU%d.\n", cpu); + pr_info("enabled CPU%d.\n", cpu); else - pr_err(NAME "cannot re-enable CPU%d: %d\n", cpu, err); + pr_err("cannot re-enable CPU%d: %d\n", cpu, err); } } @@ -434,8 +433,8 @@ static void __ref leave_uniprocessor(void) static void enter_uniprocessor(void) { if (num_online_cpus() > 1) - pr_warning(NAME "multiple CPUs are online, may miss events. " - "Suggest booting with maxcpus=1 kernel argument.\n"); + pr_warning("multiple CPUs are online, may miss events. " + "Suggest booting with maxcpus=1 kernel argument.\n"); } static void leave_uniprocessor(void) @@ -450,13 +449,13 @@ void enable_mmiotrace(void) goto out; if (nommiotrace) - pr_info(NAME "MMIO tracing disabled.\n"); + pr_info("MMIO tracing disabled.\n"); kmmio_init(); enter_uniprocessor(); spin_lock_irq(&trace_lock); atomic_inc(&mmiotrace_enabled); spin_unlock_irq(&trace_lock); - pr_info(NAME "enabled.\n"); + pr_info("enabled.\n"); out: mutex_unlock(&mmiotrace_mutex); } @@ -475,7 +474,7 @@ void disable_mmiotrace(void) clear_trace_list(); /* guarantees: no more kmmio callbacks */ leave_uniprocessor(); kmmio_cleanup(); - pr_info(NAME "disabled.\n"); + pr_info("disabled.\n"); out: mutex_unlock(&mmiotrace_mutex); } |