The patch titled
kernel/profile.c: switch /proc/irq/prof_cpu_mask to seq_file
has been removed from the -mm tree. Its filename was
kernel-profilec-switch-proc-irq-prof_cpu_mask-to-seq_file.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: kernel/profile.c: switch /proc/irq/prof_cpu_mask to seq_file
From: Alexey Dobriyan <adobriyan@xxxxxxxxx>
Signed-off-by: Alexey Dobriyan <adobriyan@xxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
kernel/profile.c | 45 ++++++++++++++++++++++++---------------------
1 file changed, 24 insertions(+), 21 deletions(-)
diff -puN kernel/profile.c~kernel-profilec-switch-proc-irq-prof_cpu_mask-to-seq_file kernel/profile.c
--- a/kernel/profile.c~kernel-profilec-switch-proc-irq-prof_cpu_mask-to-seq_file
+++ a/kernel/profile.c
@@ -442,48 +442,51 @@ void profile_tick(int type)
#ifdef CONFIG_PROC_FS
#include <linux/proc_fs.h>
+#include <linux/seq_file.h>
#include <asm/uaccess.h>
-static int prof_cpu_mask_read_proc(char *page, char **start, off_t off,
- int count, int *eof, void *data)
+static int prof_cpu_mask_proc_show(struct seq_file *m, void *v)
{
- int len = cpumask_scnprintf(page, count, data);
- if (count - len < 2)
- return -EINVAL;
- len += sprintf(page + len, "\n");
- return len;
+ seq_cpumask(m, prof_cpu_mask);
+ seq_putc(m, '\n');
+ return 0;
}
-static int prof_cpu_mask_write_proc(struct file *file,
- const char __user *buffer, unsigned long count, void *data)
+static int prof_cpu_mask_proc_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, prof_cpu_mask_proc_show, NULL);
+}
+
+static ssize_t prof_cpu_mask_proc_write(struct file *file,
+ const char __user *buffer, size_t count, loff_t *pos)
{
- struct cpumask *mask = data;
- unsigned long full_count = count, err;
cpumask_var_t new_value;
+ int err;
if (!alloc_cpumask_var(&new_value, GFP_KERNEL))
return -ENOMEM;
err = cpumask_parse_user(buffer, count, new_value);
if (!err) {
- cpumask_copy(mask, new_value);
- err = full_count;
+ cpumask_copy(prof_cpu_mask, new_value);
+ err = count;
}
free_cpumask_var(new_value);
return err;
}
+static const struct file_operations prof_cpu_mask_proc_fops = {
+ .open = prof_cpu_mask_proc_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+ .write = prof_cpu_mask_proc_write,
+};
+
void create_prof_cpu_mask(struct proc_dir_entry *root_irq_dir)
{
- struct proc_dir_entry *entry;
-
/* create /proc/irq/prof_cpu_mask */
- entry = create_proc_entry("prof_cpu_mask", 0600, root_irq_dir);
- if (!entry)
- return;
- entry->data = prof_cpu_mask;
- entry->read_proc = prof_cpu_mask_read_proc;
- entry->write_proc = prof_cpu_mask_write_proc;
+ proc_create("prof_cpu_mask", 0600, root_irq_dir, &prof_cpu_mask_proc_fops);
}
/*
_
Patches currently in -mm which might be from adobriyan@xxxxxxxxx are
origin.patch
linux-next.patch
acpi-switch-proc-acpi-debug_layerdebug_level-to-seq_file.patch
genirq-switch-proc-irq-spurious-to-seq_file.patch
cpqarray-switch-to-seq_file.patch
dac960-switch-to-seq_file.patch
const-make-struct-super_block-dq_op-const.patch
const-make-struct-super_block-s_qcop-const.patch
const-mark-remaining-super_operations-const.patch
const-mark-remaining-export_operations-const.patch
const-mark-remaining-address_space_operations-const.patch
const-mark-remaining-inode_operations-as-const.patch
const-make-file_lock_operations-const.patch
const-make-lock_manager_operations-const.patch
const-make-block_device_operations-const.patch
oom-move-oom_killer_enable-oom_killer_disable-to-where-they-belong.patch
pcmcia-switch-proc-bus-pccard-drivers-to-seq_file.patch
scripts-get_maintainerpl-add-remove-duplicates.patch
proc_flush_task-flush-proc-tid-task-pid-when-a-sub-thread-exits.patch
procfs-provide-stack-information-for-threads-v08.patch
procfs-provide-stack-information-for-threads-v011.patch
procfs-provide-stack-information-for-threads-v011-fix.patch
viafb-switch-to-seq_file.patch
reiserfs-remove-proc-fs-reiserfs-version.patch
reiserfs-dont-compile-procfso-at-all-if-no-support.patch
sysctl-remove-struct-file-argument-of-proc_handler.patch
aio-ifdef-fields-in-mm_struct.patch
gru-use-proc_create.patch
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