drivers: power: report battery voltage in AOSP compatible format

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / kernel / sysctl.c

diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index ed6c01626acdd198cf7fe6b4aeb86c53811f5bff..f9648251352d5177b16d632047da3b0cd4b1d8e8 100644 (file)
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -105,6 +105,8 @@ extern char core_pattern[];
 extern unsigned int core_pipe_limit;
 #endif
 extern int pid_max;
+extern int extra_free_kbytes;
+extern int min_free_order_shift;
 extern int pid_max_min, pid_max_max;
 extern int percpu_pagelist_fraction;
 extern int compat_log;
@@ -1049,6 +1051,16 @@ static struct ctl_table kern_table[] = {
                .maxlen         = sizeof(sysctl_perf_event_sample_rate),
                .mode           = 0644,
                .proc_handler   = perf_proc_update_handler,
+               .extra1         = &one,
+       },
+       {
+               .procname       = "perf_cpu_time_max_percent",
+               .data           = &sysctl_perf_cpu_time_max_percent,
+               .maxlen         = sizeof(sysctl_perf_cpu_time_max_percent),
+               .mode           = 0644,
+               .proc_handler   = perf_cpu_time_max_percent_handler,
+               .extra1         = &zero,
+               .extra2         = &one_hundred,
        },
 #endif
 #ifdef CONFIG_KMEMCHECK
@@ -1271,6 +1283,21 @@ static struct ctl_table vm_table[] = {
                .proc_handler   = min_free_kbytes_sysctl_handler,
                .extra1         = &zero,
        },
+       {
+               .procname       = "extra_free_kbytes",
+               .data           = &extra_free_kbytes,
+               .maxlen         = sizeof(extra_free_kbytes),
+               .mode           = 0644,
+               .proc_handler   = min_free_kbytes_sysctl_handler,
+               .extra1         = &zero,
+       },
+       {
+               .procname       = "min_free_order_shift",
+               .data           = &min_free_order_shift,
+               .maxlen         = sizeof(min_free_order_shift),
+               .mode           = 0644,
+               .proc_handler   = &proc_dointvec
+       },
        {
                .procname       = "percpu_pagelist_fraction",
                .data           = &percpu_pagelist_fraction,
@@ -1622,6 +1649,20 @@ static struct ctl_table fs_table[] = {
                .proc_handler   = &pipe_proc_fn,
                .extra1         = &pipe_min_size,
        },
+       {
+               .procname       = "pipe-user-pages-hard",
+               .data           = &pipe_user_pages_hard,
+               .maxlen         = sizeof(pipe_user_pages_hard),
+               .mode           = 0644,
+               .proc_handler   = proc_doulongvec_minmax,
+       },
+       {
+               .procname       = "pipe-user-pages-soft",
+               .data           = &pipe_user_pages_soft,
+               .maxlen         = sizeof(pipe_user_pages_soft),
+               .mode           = 0644,
+               .proc_handler   = proc_doulongvec_minmax,
+       },
        { }
 };
 
@@ -1687,10 +1728,11 @@ static int _proc_do_string(void* data, int maxlen, int write,
                len = 0;
                p = buffer;
                while (len < *lenp) {
-                       if (get_user(c, p++))
+                       if (get_user(c, p))
                                return -EFAULT;
                        if (c == 0 || c == '\n')
                                break;
+                       p++;
                        len++;
                }
                if (len >= maxlen)
@@ -2200,6 +2242,7 @@ static int __do_proc_doulongvec_minmax(void *data, struct ctl_table *table, int
                                break;
                        if (neg)
                                continue;
+                       val = convmul * val / convdiv;
                        if ((min && val < *min) || (max && val > *max))
                                continue;
                        *i = val;