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authorLinus Torvalds <torvalds@linux-foundation.org>2010-05-20 13:33:06 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2010-05-20 13:33:06 -0400
commita0fe3cc5d36a5f5b4f60abfe1a4b1caf4a5cce5a (patch)
tree99a735d89df5bf49cf4edda1ba53bd9175d0f163 /kernel/sysctl.c
parent04afb40593f9a3007e5ea817d009529ef10fb685 (diff)
parenta62f0d27b4196bad5e900d766b285feb7069cd16 (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: (40 commits) Input: psmouse - small formatting changes to better follow coding style Input: synaptics - set dimensions as reported by firmware Input: elantech - relax signature checks Input: elantech - enforce common prefix on messages Input: wistron_btns - switch to using kmemdup() Input: usbtouchscreen - switch to using kmemdup() Input: do not force selecting i8042 on Moorestown Input: Documentation/sysrq.txt - update KEY_SYSRQ info Input: 88pm860x_onkey - remove invalid irq number assignment Input: i8042 - add a PNP entry to the aux device list Input: i8042 - add some extra PNP keyboard types Input: wm9712 - fix wm97xx_set_gpio() logic Input: add keypad driver for keys interfaced to TCA6416 Input: remove obsolete {corgi,spitz,tosa}kbd.c Input: kbtab - do not advertise unsupported events Input: kbtab - simplify kbtab_disconnect() Input: kbtab - fix incorrect size parameter in usb_buffer_free Input: acecad - don't advertise mouse events Input: acecad - fix some formatting issues Input: acecad - simplify usb_acecad_disconnect() ... Trivial conflict in Documentation/feature-removal-schedule.txt
Diffstat (limited to 'kernel/sysctl.c')
-rw-r--r--kernel/sysctl.c23
1 files changed, 22 insertions, 1 deletions
diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index 90f536d84643..509e6ba5df20 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -163,6 +163,27 @@ static int proc_taint(struct ctl_table *table, int write,
163 void __user *buffer, size_t *lenp, loff_t *ppos); 163 void __user *buffer, size_t *lenp, loff_t *ppos);
164#endif 164#endif
165 165
166#ifdef CONFIG_MAGIC_SYSRQ
167static int __sysrq_enabled; /* Note: sysrq code ises it's own private copy */
168
169static int sysrq_sysctl_handler(ctl_table *table, int write,
170 void __user *buffer, size_t *lenp,
171 loff_t *ppos)
172{
173 int error;
174
175 error = proc_dointvec(table, write, buffer, lenp, ppos);
176 if (error)
177 return error;
178
179 if (write)
180 sysrq_toggle_support(__sysrq_enabled);
181
182 return 0;
183}
184
185#endif
186
166static struct ctl_table root_table[]; 187static struct ctl_table root_table[];
167static struct ctl_table_root sysctl_table_root; 188static struct ctl_table_root sysctl_table_root;
168static struct ctl_table_header root_table_header = { 189static struct ctl_table_header root_table_header = {
@@ -567,7 +588,7 @@ static struct ctl_table kern_table[] = {
567 .data = &__sysrq_enabled, 588 .data = &__sysrq_enabled,
568 .maxlen = sizeof (int), 589 .maxlen = sizeof (int),
569 .mode = 0644, 590 .mode = 0644,
570 .proc_handler = proc_dointvec, 591 .proc_handler = sysrq_sysctl_handler,
571 }, 592 },
572#endif 593#endif
573#ifdef CONFIG_PROC_SYSCTL 594#ifdef CONFIG_PROC_SYSCTL