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PM / hibernate: Define pr_fmt() and use pr_*() instead of printk()
Define a pr_fmt() for hibernate.c and convert all of the explicit printk() calls into corresponding pr_*() so that they use the pr_fmt() format. Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Rafael J. Wysocki
parent
81d45bdf89
commit
2872de1382
@ -10,6 +10,8 @@
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* This file is released under the GPLv2.
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*/
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#define pr_fmt(fmt) "PM: " fmt
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#include <linux/export.h>
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#include <linux/suspend.h>
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#include <linux/syscalls.h>
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@ -104,7 +106,7 @@ EXPORT_SYMBOL(system_entering_hibernation);
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#ifdef CONFIG_PM_DEBUG
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static void hibernation_debug_sleep(void)
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{
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printk(KERN_INFO "hibernation debug: Waiting for 5 seconds.\n");
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pr_info("hibernation debug: Waiting for 5 seconds.\n");
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mdelay(5000);
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}
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@ -250,10 +252,9 @@ void swsusp_show_speed(ktime_t start, ktime_t stop,
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centisecs = 1; /* avoid div-by-zero */
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k = nr_pages * (PAGE_SIZE / 1024);
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kps = (k * 100) / centisecs;
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printk(KERN_INFO "PM: %s %u kbytes in %u.%02u seconds (%u.%02u MB/s)\n",
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msg, k,
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centisecs / 100, centisecs % 100,
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kps / 1000, (kps % 1000) / 10);
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pr_info("%s %u kbytes in %u.%02u seconds (%u.%02u MB/s)\n",
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msg, k, centisecs / 100, centisecs % 100, kps / 1000,
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(kps % 1000) / 10);
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}
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/**
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@ -271,8 +272,7 @@ static int create_image(int platform_mode)
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error = dpm_suspend_end(PMSG_FREEZE);
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if (error) {
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printk(KERN_ERR "PM: Some devices failed to power down, "
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"aborting hibernation\n");
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pr_err("Some devices failed to power down, aborting hibernation\n");
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return error;
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}
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@ -288,8 +288,7 @@ static int create_image(int platform_mode)
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error = syscore_suspend();
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if (error) {
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printk(KERN_ERR "PM: Some system devices failed to power down, "
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"aborting hibernation\n");
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pr_err("Some system devices failed to power down, aborting hibernation\n");
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goto Enable_irqs;
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}
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@ -304,8 +303,8 @@ static int create_image(int platform_mode)
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restore_processor_state();
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trace_suspend_resume(TPS("machine_suspend"), PM_EVENT_HIBERNATE, false);
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if (error)
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printk(KERN_ERR "PM: Error %d creating hibernation image\n",
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error);
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pr_err("Error %d creating hibernation image\n", error);
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if (!in_suspend) {
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events_check_enabled = false;
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clear_free_pages();
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@ -432,8 +431,7 @@ static int resume_target_kernel(bool platform_mode)
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error = dpm_suspend_end(PMSG_QUIESCE);
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if (error) {
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printk(KERN_ERR "PM: Some devices failed to power down, "
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"aborting resume\n");
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pr_err("Some devices failed to power down, aborting resume\n");
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return error;
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}
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@ -619,7 +617,7 @@ static void power_down(void)
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/* Restore swap signature. */
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error = swsusp_unmark();
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if (error)
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pr_err("PM: Swap will be unusable! Try swapon -a.\n");
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pr_err("Swap will be unusable! Try swapon -a.\n");
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return;
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}
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@ -642,7 +640,7 @@ static void power_down(void)
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* Valid image is on the disk, if we continue we risk serious data
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* corruption after resume.
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*/
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printk(KERN_CRIT "PM: Please power down manually\n");
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pr_crit("Power down manually\n");
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while (1)
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cpu_relax();
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}
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@ -652,7 +650,7 @@ static int load_image_and_restore(void)
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int error;
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unsigned int flags;
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pr_debug("PM: Loading hibernation image.\n");
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pr_debug("Loading hibernation image.\n");
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lock_device_hotplug();
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error = create_basic_memory_bitmaps();
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@ -664,7 +662,7 @@ static int load_image_and_restore(void)
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if (!error)
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hibernation_restore(flags & SF_PLATFORM_MODE);
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printk(KERN_ERR "PM: Failed to load hibernation image, recovering.\n");
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pr_err("Failed to load hibernation image, recovering.\n");
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swsusp_free();
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free_basic_memory_bitmaps();
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Unlock:
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@ -682,7 +680,7 @@ int hibernate(void)
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bool snapshot_test = false;
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if (!hibernation_available()) {
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pr_debug("PM: Hibernation not available.\n");
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pr_debug("Hibernation not available.\n");
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return -EPERM;
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}
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@ -700,9 +698,9 @@ int hibernate(void)
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goto Exit;
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}
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printk(KERN_INFO "PM: Syncing filesystems ... ");
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pr_info("Syncing filesystems ... \n");
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sys_sync();
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printk("done.\n");
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pr_info("done.\n");
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error = freeze_processes();
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if (error)
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@ -728,7 +726,7 @@ int hibernate(void)
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else
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flags |= SF_CRC32_MODE;
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pr_debug("PM: writing image.\n");
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pr_debug("Writing image.\n");
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error = swsusp_write(flags);
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swsusp_free();
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if (!error) {
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@ -740,7 +738,7 @@ int hibernate(void)
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in_suspend = 0;
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pm_restore_gfp_mask();
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} else {
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pr_debug("PM: Image restored successfully.\n");
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pr_debug("Image restored successfully.\n");
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}
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Free_bitmaps:
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@ -748,7 +746,7 @@ int hibernate(void)
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Thaw:
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unlock_device_hotplug();
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if (snapshot_test) {
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pr_debug("PM: Checking hibernation image\n");
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pr_debug("Checking hibernation image\n");
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error = swsusp_check();
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if (!error)
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error = load_image_and_restore();
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@ -812,10 +810,10 @@ static int software_resume(void)
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goto Unlock;
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}
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pr_debug("PM: Checking hibernation image partition %s\n", resume_file);
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pr_debug("Checking hibernation image partition %s\n", resume_file);
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if (resume_delay) {
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printk(KERN_INFO "Waiting %dsec before reading resume device...\n",
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pr_info("Waiting %dsec before reading resume device ...\n",
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resume_delay);
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ssleep(resume_delay);
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}
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@ -854,10 +852,10 @@ static int software_resume(void)
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}
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Check_image:
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pr_debug("PM: Hibernation image partition %d:%d present\n",
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pr_debug("Hibernation image partition %d:%d present\n",
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MAJOR(swsusp_resume_device), MINOR(swsusp_resume_device));
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pr_debug("PM: Looking for hibernation image.\n");
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pr_debug("Looking for hibernation image.\n");
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error = swsusp_check();
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if (error)
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goto Unlock;
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@ -876,7 +874,7 @@ static int software_resume(void)
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goto Close_Finish;
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}
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pr_debug("PM: Preparing processes for restore.\n");
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pr_debug("Preparing processes for restore.\n");
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error = freeze_processes();
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if (error)
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goto Close_Finish;
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@ -889,7 +887,7 @@ static int software_resume(void)
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/* For success case, the suspend path will release the lock */
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Unlock:
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mutex_unlock(&pm_mutex);
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pr_debug("PM: Hibernation image not present or could not be loaded.\n");
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pr_debug("Hibernation image not present or could not be loaded.\n");
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return error;
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Close_Finish:
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swsusp_close(FMODE_READ);
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@ -1013,7 +1011,7 @@ static ssize_t disk_store(struct kobject *kobj, struct kobj_attribute *attr,
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error = -EINVAL;
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if (!error)
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pr_debug("PM: Hibernation mode set to '%s'\n",
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pr_debug("Hibernation mode set to '%s'\n",
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hibernation_modes[mode]);
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unlock_system_sleep();
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return error ? error : n;
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@ -1049,7 +1047,7 @@ static ssize_t resume_store(struct kobject *kobj, struct kobj_attribute *attr,
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lock_system_sleep();
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swsusp_resume_device = res;
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unlock_system_sleep();
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printk(KERN_INFO "PM: Starting manual resume from disk\n");
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pr_info("Starting manual resume from disk\n");
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noresume = 0;
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software_resume();
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return n;
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