diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c index 5dfe18bf24cbbea35d1894a78bf14f035eb98fde..2abc03668627666ff9322618c750d84655a1177e 100644 --- a/drivers/acpi/battery.c +++ b/drivers/acpi/battery.c @@ -743,7 +743,7 @@ DECLARE_FILE_FUNCTIONS(alarm); static struct battery_file { struct file_operations ops; mode_t mode; - char *name; + const char *name; } acpi_battery_file[] = { FILE_DESCRIPTION_RO(info), FILE_DESCRIPTION_RO(state), diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c index 03107bce03ed424e843fd8ec801de224804148e7..04e90443eff7b6ea0b53a0fb8c663e3400cb93fa 100644 --- a/drivers/acpi/ec.c +++ b/drivers/acpi/ec.c @@ -682,7 +682,7 @@ static int acpi_ec_info_open_fs(struct inode *inode, struct file *file) return single_open(file, acpi_ec_read_info, PDE(inode)->data); } -static struct file_operations acpi_ec_info_ops = { +static const struct file_operations acpi_ec_info_ops = { .open = acpi_ec_info_open_fs, .read = seq_read, .llseek = seq_lseek, diff --git a/drivers/acpi/processor_thermal.c b/drivers/acpi/processor_thermal.c index 0e47e299a9ac15ee64be0010676fb90f8739a0a8..39838c66603265bd188f398b07fdd494a0699589 100644 --- a/drivers/acpi/processor_thermal.c +++ b/drivers/acpi/processor_thermal.c @@ -509,7 +509,7 @@ static ssize_t acpi_processor_write_limit(struct file * file, return count; } -struct file_operations acpi_processor_limit_fops = { +const struct file_operations acpi_processor_limit_fops = { .owner = THIS_MODULE, .open = acpi_processor_limit_open_fs, .read = seq_read, diff --git a/drivers/acpi/processor_throttling.c b/drivers/acpi/processor_throttling.c index d27838171f4ad2b48dcfc916a1c2cc31e92b721f..73aed5f5b973e73a500b0fad3abe230107ec26cf 100644 --- a/drivers/acpi/processor_throttling.c +++ b/drivers/acpi/processor_throttling.c @@ -1291,7 +1291,7 @@ static ssize_t acpi_processor_write_throttling(struct file *file, return count; } -struct file_operations acpi_processor_throttling_fops = { +const struct file_operations acpi_processor_throttling_fops = { .owner = THIS_MODULE, .open = acpi_processor_throttling_open_fs, .read = seq_read, diff --git a/drivers/acpi/sbs.c b/drivers/acpi/sbs.c index 3963cb6e0f19c75db53572c18081af2846bbc976..bb8fd1b6054bdf4da4d934064c21915048fabea2 100644 --- a/drivers/acpi/sbs.c +++ b/drivers/acpi/sbs.c @@ -484,9 +484,9 @@ static int acpi_sbs_add_fs(struct proc_dir_entry **dir, struct proc_dir_entry *parent_dir, char *dir_name, - struct file_operations *info_fops, - struct file_operations *state_fops, - struct file_operations *alarm_fops, void *data) + const struct file_operations *info_fops, + const struct file_operations *state_fops, + const struct file_operations *alarm_fops, void *data) { if (!*dir) { *dir = proc_mkdir(dir_name, parent_dir); @@ -682,7 +682,7 @@ static int acpi_battery_alarm_open_fs(struct inode *inode, struct file *file) return single_open(file, acpi_battery_read_alarm, PDE(inode)->data); } -static struct file_operations acpi_battery_info_fops = { +static const struct file_operations acpi_battery_info_fops = { .open = acpi_battery_info_open_fs, .read = seq_read, .llseek = seq_lseek, @@ -690,7 +690,7 @@ static struct file_operations acpi_battery_info_fops = { .owner = THIS_MODULE, }; -static struct file_operations acpi_battery_state_fops = { +static const struct file_operations acpi_battery_state_fops = { .open = acpi_battery_state_open_fs, .read = seq_read, .llseek = seq_lseek, @@ -698,7 +698,7 @@ static struct file_operations acpi_battery_state_fops = { .owner = THIS_MODULE, }; -static struct file_operations acpi_battery_alarm_fops = { +static const struct file_operations acpi_battery_alarm_fops = { .open = acpi_battery_alarm_open_fs, .read = seq_read, .write = acpi_battery_write_alarm, @@ -730,7 +730,7 @@ static int acpi_ac_state_open_fs(struct inode *inode, struct file *file) return single_open(file, acpi_ac_read_state, PDE(inode)->data); } -static struct file_operations acpi_ac_state_fops = { +static const struct file_operations acpi_ac_state_fops = { .open = acpi_ac_state_open_fs, .read = seq_read, .llseek = seq_lseek, diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c index 100c8eeaa5dd9eea15f92dd142a5167f4fe1c1be..d51d6f06c09b2a99f6a555e96e85821560ca4fc7 100644 --- a/drivers/acpi/video.c +++ b/drivers/acpi/video.c @@ -201,7 +201,7 @@ struct acpi_video_device { /* bus */ static int acpi_video_bus_info_open_fs(struct inode *inode, struct file *file); -static struct file_operations acpi_video_bus_info_fops = { +static const struct file_operations acpi_video_bus_info_fops = { .owner = THIS_MODULE, .open = acpi_video_bus_info_open_fs, .read = seq_read, @@ -210,7 +210,7 @@ static struct file_operations acpi_video_bus_info_fops = { }; static int acpi_video_bus_ROM_open_fs(struct inode *inode, struct file *file); -static struct file_operations acpi_video_bus_ROM_fops = { +static const struct file_operations acpi_video_bus_ROM_fops = { .owner = THIS_MODULE, .open = acpi_video_bus_ROM_open_fs, .read = seq_read, @@ -220,7 +220,7 @@ static struct file_operations acpi_video_bus_ROM_fops = { static int acpi_video_bus_POST_info_open_fs(struct inode *inode, struct file *file); -static struct file_operations acpi_video_bus_POST_info_fops = { +static const struct file_operations acpi_video_bus_POST_info_fops = { .owner = THIS_MODULE, .open = acpi_video_bus_POST_info_open_fs, .read = seq_read, @@ -229,19 +229,25 @@ static struct file_operations acpi_video_bus_POST_info_fops = { }; static int acpi_video_bus_POST_open_fs(struct inode *inode, struct file *file); -static struct file_operations acpi_video_bus_POST_fops = { +static ssize_t acpi_video_bus_write_POST(struct file *file, + const char __user *buffer, size_t count, loff_t *data); +static const struct file_operations acpi_video_bus_POST_fops = { .owner = THIS_MODULE, .open = acpi_video_bus_POST_open_fs, .read = seq_read, + .write = acpi_video_bus_write_POST, .llseek = seq_lseek, .release = single_release, }; static int acpi_video_bus_DOS_open_fs(struct inode *inode, struct file *file); -static struct file_operations acpi_video_bus_DOS_fops = { +static ssize_t acpi_video_bus_write_DOS(struct file *file, + const char __user *buffer, size_t count, loff_t *data); +static const struct file_operations acpi_video_bus_DOS_fops = { .owner = THIS_MODULE, .open = acpi_video_bus_DOS_open_fs, .read = seq_read, + .write = acpi_video_bus_write_DOS, .llseek = seq_lseek, .release = single_release, }; @@ -249,7 +255,7 @@ static struct file_operations acpi_video_bus_DOS_fops = { /* device */ static int acpi_video_device_info_open_fs(struct inode *inode, struct file *file); -static struct file_operations acpi_video_device_info_fops = { +static const struct file_operations acpi_video_device_info_fops = { .owner = THIS_MODULE, .open = acpi_video_device_info_open_fs, .read = seq_read, @@ -259,27 +265,33 @@ static struct file_operations acpi_video_device_info_fops = { static int acpi_video_device_state_open_fs(struct inode *inode, struct file *file); -static struct file_operations acpi_video_device_state_fops = { +static ssize_t acpi_video_device_write_state(struct file *file, + const char __user *buffer, size_t count, loff_t *data); +static const struct file_operations acpi_video_device_state_fops = { .owner = THIS_MODULE, .open = acpi_video_device_state_open_fs, .read = seq_read, + .write = acpi_video_device_write_state, .llseek = seq_lseek, .release = single_release, }; static int acpi_video_device_brightness_open_fs(struct inode *inode, struct file *file); +static ssize_t acpi_video_device_write_brightness(struct file *file, + const char __user *buffer, size_t count, loff_t *data); static struct file_operations acpi_video_device_brightness_fops = { .owner = THIS_MODULE, .open = acpi_video_device_brightness_open_fs, .read = seq_read, + .write = acpi_video_device_write_brightness, .llseek = seq_lseek, .release = single_release, }; static int acpi_video_device_EDID_open_fs(struct inode *inode, struct file *file); -static struct file_operations acpi_video_device_EDID_fops = { +static const struct file_operations acpi_video_device_EDID_fops = { .owner = THIS_MODULE, .open = acpi_video_device_EDID_open_fs, .read = seq_read, @@ -287,7 +299,7 @@ static struct file_operations acpi_video_device_EDID_fops = { .release = single_release, }; -static char device_decode[][30] = { +static const char device_decode[][30] = { "motherboard VGA device", "PCI VGA device", "AGP VGA device", @@ -1253,7 +1265,6 @@ static int acpi_video_device_add_fs(struct acpi_device *device) goto err_remove_dir; /* 'state' [R/W] */ - acpi_video_device_state_fops.write = acpi_video_device_write_state; entry = proc_create_data("state", S_IFREG | S_IRUGO | S_IWUSR, device_dir, &acpi_video_device_state_fops, @@ -1262,8 +1273,6 @@ static int acpi_video_device_add_fs(struct acpi_device *device) goto err_remove_info; /* 'brightness' [R/W] */ - acpi_video_device_brightness_fops.write = - acpi_video_device_write_brightness; entry = proc_create_data("brightness", S_IFREG | S_IRUGO | S_IWUSR, device_dir, &acpi_video_device_brightness_fops, @@ -1546,7 +1555,6 @@ static int acpi_video_bus_add_fs(struct acpi_device *device) goto err_remove_rom; /* 'POST' [R/W] */ - acpi_video_bus_POST_fops.write = acpi_video_bus_write_POST; entry = proc_create_data("POST", S_IFREG | S_IRUGO | S_IWUSR, device_dir, &acpi_video_bus_POST_fops, @@ -1555,7 +1563,6 @@ static int acpi_video_bus_add_fs(struct acpi_device *device) goto err_remove_post_info; /* 'DOS' [R/W] */ - acpi_video_bus_DOS_fops.write = acpi_video_bus_write_DOS; entry = proc_create_data("DOS", S_IFREG | S_IRUGO | S_IWUSR, device_dir, &acpi_video_bus_DOS_fops, diff --git a/include/acpi/processor.h b/include/acpi/processor.h index 0574add2a1e3ad24938f3cd090893f5bc178d227..b09c4fde97259558c4ed31fe6a86408458e355ec 100644 --- a/include/acpi/processor.h +++ b/include/acpi/processor.h @@ -322,7 +322,7 @@ static inline int acpi_processor_ppc_has_changed(struct acpi_processor *pr) int acpi_processor_tstate_has_changed(struct acpi_processor *pr); int acpi_processor_get_throttling_info(struct acpi_processor *pr); extern int acpi_processor_set_throttling(struct acpi_processor *pr, int state); -extern struct file_operations acpi_processor_throttling_fops; +extern const struct file_operations acpi_processor_throttling_fops; extern void acpi_processor_throttling_init(void); /* in processor_idle.c */ int acpi_processor_power_init(struct acpi_processor *pr, @@ -336,7 +336,7 @@ extern struct cpuidle_driver acpi_idle_driver; /* in processor_thermal.c */ int acpi_processor_get_limit_info(struct acpi_processor *pr); -extern struct file_operations acpi_processor_limit_fops; +extern const struct file_operations acpi_processor_limit_fops; extern struct thermal_cooling_device_ops processor_cooling_ops; #ifdef CONFIG_CPU_FREQ void acpi_thermal_cpufreq_init(void);