The patch titled
proc: move sysrq-trigger out of fs/proc/
has been removed from the -mm tree. Its filename was
proc-move-sysrq-trigger-out-of-fs-proc.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: proc: move sysrq-trigger out of fs/proc/
From: Alexey Dobriyan <adobriyan@xxxxxxxxx>
Move it into sysrq.c, along with the rest of the sysrq implementation.
Signed-off-by: Alexey Dobriyan <adobriyan@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/char/sysrq.c | 30 ++++++++++++++++++++++++++++++
fs/proc/proc_misc.c | 26 --------------------------
2 files changed, 30 insertions(+), 26 deletions(-)
diff -puN drivers/char/sysrq.c~proc-move-sysrq-trigger-out-of-fs-proc drivers/char/sysrq.c
--- a/drivers/char/sysrq.c~proc-move-sysrq-trigger-out-of-fs-proc
+++ a/drivers/char/sysrq.c
@@ -23,6 +23,7 @@
#include <linux/reboot.h>
#include <linux/sysrq.h>
#include <linux/kbd_kern.h>
+#include <linux/proc_fs.h>
#include <linux/quotaops.h>
#include <linux/kernel.h>
#include <linux/module.h>
@@ -534,3 +535,32 @@ int unregister_sysrq_key(int key, struct
return __sysrq_swap_key_ops(key, NULL, op_p);
}
EXPORT_SYMBOL(unregister_sysrq_key);
+
+#ifdef CONFIG_PROC_FS
+/*
+ * writing 'C' to /proc/sysrq-trigger is like sysrq-C
+ */
+static ssize_t write_sysrq_trigger(struct file *file, const char __user *buf,
+ size_t count, loff_t *ppos)
+{
+ if (count) {
+ char c;
+
+ if (get_user(c, buf))
+ return -EFAULT;
+ __handle_sysrq(c, NULL, 0);
+ }
+ return count;
+}
+
+static const struct file_operations proc_sysrq_trigger_operations = {
+ .write = write_sysrq_trigger,
+};
+
+static int __init sysrq_init(void)
+{
+ proc_create("sysrq-trigger", S_IWUSR, NULL, &proc_sysrq_trigger_operations);
+ return 0;
+}
+module_init(sysrq_init);
+#endif
diff -puN fs/proc/proc_misc.c~proc-move-sysrq-trigger-out-of-fs-proc fs/proc/proc_misc.c
--- a/fs/proc/proc_misc.c~proc-move-sysrq-trigger-out-of-fs-proc
+++ a/fs/proc/proc_misc.c
@@ -45,7 +45,6 @@
#include <linux/blkdev.h>
#include <linux/hugetlb.h>
#include <linux/jiffies.h>
-#include <linux/sysrq.h>
#include <linux/vmalloc.h>
#include <linux/crash_dump.h>
#include <linux/pid_namespace.h>
@@ -704,28 +703,6 @@ static int execdomains_read_proc(char *p
return proc_calc_metrics(page, start, off, count, eof, len);
}
-#ifdef CONFIG_MAGIC_SYSRQ
-/*
- * writing 'C' to /proc/sysrq-trigger is like sysrq-C
- */
-static ssize_t write_sysrq_trigger(struct file *file, const char __user *buf,
- size_t count, loff_t *ppos)
-{
- if (count) {
- char c;
-
- if (get_user(c, buf))
- return -EFAULT;
- __handle_sysrq(c, NULL, 0);
- }
- return count;
-}
-
-static const struct file_operations proc_sysrq_trigger_operations = {
- .write = write_sysrq_trigger,
-};
-#endif
-
#ifdef CONFIG_PROC_PAGE_MONITOR
#define KPMSIZE sizeof(u64)
#define KPMMASK (KPMSIZE - 1)
@@ -934,7 +911,4 @@ void __init proc_misc_init(void)
#ifdef CONFIG_PROC_VMCORE
proc_vmcore = proc_create("vmcore", S_IRUSR, NULL, &proc_vmcore_operations);
#endif
-#ifdef CONFIG_MAGIC_SYSRQ
- proc_create("sysrq-trigger", S_IWUSR, NULL, &proc_sysrq_trigger_operations);
-#endif
}
_
Patches currently in -mm which might be from adobriyan@xxxxxxxxx are
origin.patch
seq_file-dont-call-bitmap_scnprintf_len.patch
seq_file-add-seq_cpumask_list-seq_nodemask_list.patch
cpuset-use-seq_mask_-to-print-masks.patch
bitmask-remove-bitmap_scnprintf_len.patch
fs-kconfig-move-ext2-ext3-ext4-jbd-jbd2-out.patch
fs-kconfig-move-cifs-out.patch
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