tjh.dev / kernel
Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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Merge tag 'pm+acpi-for-3.7-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull power management and ACPI fixes from Rafael J Wysocki:

- Fix for a memory leak in acpi_bind_one() from Jesper Juhl.

- Fix for an error code path memory leak in pm_genpd_attach_cpuidle()
from Jonghwan Choi.

- Fix for smp_processor_id() usage in preemptible code in powernow-k8
from Andreas Herrmann.

- Fix for a suspend-related memory leak in cpufreq stats from Xiaobing
Tu.

- Freezer fix for failure to clear PF_NOFREEZE along with PF_KTHREAD in
flush_old_exec() from Oleg Nesterov.

- acpi_processor_notify() fix from Alan Cox.

* tag 'pm+acpi-for-3.7-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
ACPI: missing break
freezer: exec should clear PF_NOFREEZE along with PF_KTHREAD
Fix memory leak in cpufreq stats.
cpufreq / powernow-k8: Remove usage of smp_processor_id() in preemptible code
PM / Domains: Fix memory leak on error path in pm_genpd_attach_cpuidle
ACPI: Fix memory leak in acpi_bind_one()

Linus Torvalds 64b1cbaa f54c77dd

+10 -10
+1
drivers/acpi/glue.c
··· 159 159 if (physical_node->node_id >= ACPI_MAX_PHYSICAL_NODE) { 160 160 retval = -ENOSPC; 161 161 mutex_unlock(&acpi_dev->physical_node_lock); 162 + kfree(physical_node); 162 163 goto err; 163 164 } 164 165
+1
drivers/acpi/processor_driver.c
··· 409 409 acpi_bus_generate_proc_event(device, event, 0); 410 410 acpi_bus_generate_netlink_event(device->pnp.device_class, 411 411 dev_name(&device->dev), event, 0); 412 + break; 412 413 default: 413 414 ACPI_DEBUG_PRINT((ACPI_DB_INFO, 414 415 "Unsupported event [0x%x]\n", event));
+4 -1
drivers/base/power/domain.c
··· 1862 1862 cpuidle_drv = cpuidle_driver_ref(); 1863 1863 if (!cpuidle_drv) { 1864 1864 ret = -ENODEV; 1865 - goto out; 1865 + goto err_drv; 1866 1866 } 1867 1867 if (cpuidle_drv->state_count <= state) { 1868 1868 ret = -EINVAL; ··· 1884 1884 1885 1885 err: 1886 1886 cpuidle_driver_unref(); 1887 + 1888 + err_drv: 1889 + kfree(cpu_data); 1887 1890 goto out; 1888 1891 } 1889 1892
+1
drivers/cpufreq/cpufreq_stats.c
··· 328 328 cpufreq_update_policy(cpu); 329 329 break; 330 330 case CPU_DOWN_PREPARE: 331 + case CPU_DOWN_PREPARE_FROZEN: 331 332 cpufreq_stats_free_sysfs(cpu); 332 333 break; 333 334 case CPU_DEAD:
+1 -8
drivers/cpufreq/powernow-k8.c
··· 1052 1052 struct powernowk8_target_arg pta = { .pol = pol, .targfreq = targfreq, 1053 1053 .relation = relation }; 1054 1054 1055 - /* 1056 - * Must run on @pol->cpu. cpufreq core is responsible for ensuring 1057 - * that we're bound to the current CPU and pol->cpu stays online. 1058 - */ 1059 - if (smp_processor_id() == pol->cpu) 1060 - return powernowk8_target_fn(&pta); 1061 - else 1062 - return work_on_cpu(pol->cpu, powernowk8_target_fn, &pta); 1055 + return work_on_cpu(pol->cpu, powernowk8_target_fn, &pta); 1063 1056 } 1064 1057 1065 1058 /* Driver entry point to verify the policy and range of frequencies */
+2 -1
fs/exec.c
··· 1083 1083 bprm->mm = NULL; /* We're using it now */ 1084 1084 1085 1085 set_fs(USER_DS); 1086 - current->flags &= ~(PF_RANDOMIZE | PF_FORKNOEXEC | PF_KTHREAD); 1086 + current->flags &= 1087 + ~(PF_RANDOMIZE | PF_FORKNOEXEC | PF_KTHREAD | PF_NOFREEZE); 1087 1088 flush_thread(); 1088 1089 current->personality &= ~bprm->per_clear; 1089 1090