summaryrefslogtreecommitdiff
path: root/drivers/char
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/char')
-rw-r--r--drivers/char/Kconfig2
-rw-r--r--drivers/char/consolemap.c2
-rw-r--r--drivers/char/epca.c2
-rw-r--r--drivers/char/hw_random/n2-drv.c2
-rw-r--r--drivers/char/mem.c3
-rw-r--r--drivers/char/mwave/mwavedd.c2
-rw-r--r--drivers/char/random.c5
-rw-r--r--drivers/char/sysrq.c20
8 files changed, 17 insertions, 21 deletions
diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig
index 1697043119bd..35914b6e1d2a 100644
--- a/drivers/char/Kconfig
+++ b/drivers/char/Kconfig
@@ -841,7 +841,7 @@ config JS_RTC
config GEN_RTC
tristate "Generic /dev/rtc emulation"
- depends on RTC!=y && !IA64 && !ARM && !M32R && !MIPS && !SPARC && !FRV && !S390 && !SUPERH && !AVR32
+ depends on RTC!=y && !IA64 && !ARM && !M32R && !MIPS && !SPARC && !FRV && !S390 && !SUPERH && !AVR32 && !BLACKFIN
---help---
If you say Y here and create a character special file /dev/rtc with
major number 10 and minor number 135 using mknod ("man mknod"), you
diff --git a/drivers/char/consolemap.c b/drivers/char/consolemap.c
index 4246b8e36cb3..45d3e80156d4 100644
--- a/drivers/char/consolemap.c
+++ b/drivers/char/consolemap.c
@@ -554,7 +554,7 @@ int con_set_unimap(struct vc_data *vc, ushort ct, struct unipair __user *list)
__get_user(fontpos, &list->fontpos);
if ((err1 = con_insert_unipair(p, unicode,fontpos)) != 0)
err = err1;
- list++;
+ list++;
}
if (con_unify_unimap(vc, p))
diff --git a/drivers/char/epca.c b/drivers/char/epca.c
index 39ad820b2350..af7c13ca9493 100644
--- a/drivers/char/epca.c
+++ b/drivers/char/epca.c
@@ -769,7 +769,7 @@ static int pc_open(struct tty_struct *tty, struct file *filp)
/* Check status of board configured in system. */
/*
- * I check to see if the epca_setup routine detected an user error. It
+ * I check to see if the epca_setup routine detected a user error. It
* might be better to put this in pc_init, but for the moment it goes
* here.
*/
diff --git a/drivers/char/hw_random/n2-drv.c b/drivers/char/hw_random/n2-drv.c
index 8859aeac2d25..9b3e09cd41f9 100644
--- a/drivers/char/hw_random/n2-drv.c
+++ b/drivers/char/hw_random/n2-drv.c
@@ -482,7 +482,7 @@ static void n2rng_dump_test_buffer(struct n2rng *np)
int i;
for (i = 0; i < SELFTEST_BUFFER_WORDS; i++)
- dev_err(&np->op->dev, "Test buffer slot %d [0x%016lx]\n",
+ dev_err(&np->op->dev, "Test buffer slot %d [0x%016llx]\n",
i, np->test_buffer[i]);
}
diff --git a/drivers/char/mem.c b/drivers/char/mem.c
index 6431f6921a67..3586b3b3df3f 100644
--- a/drivers/char/mem.c
+++ b/drivers/char/mem.c
@@ -425,9 +425,6 @@ static ssize_t read_oldmem(struct file *file, char __user *buf,
}
#endif
-extern long vread(char *buf, char *addr, unsigned long count);
-extern long vwrite(char *buf, char *addr, unsigned long count);
-
#ifdef CONFIG_DEVKMEM
/*
* This function reads the *virtual* memory as seen by the kernel.
diff --git a/drivers/char/mwave/mwavedd.c b/drivers/char/mwave/mwavedd.c
index 4f8d67fed292..94ad2c3bfc4a 100644
--- a/drivers/char/mwave/mwavedd.c
+++ b/drivers/char/mwave/mwavedd.c
@@ -663,7 +663,7 @@ static int __init mwave_init(void)
#if 0
/* sysfs */
memset(&mwave_device, 0, sizeof (struct device));
- snprintf(mwave_device.bus_id, BUS_ID_SIZE, "mwave");
+ dev_set_name(&mwave_device, "mwave");
if (device_register(&mwave_device))
goto cleanup_error;
diff --git a/drivers/char/random.c b/drivers/char/random.c
index c7afc068c28d..7c13581ca9cd 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -407,7 +407,7 @@ struct entropy_store {
/* read-write data: */
spinlock_t lock;
unsigned add_ptr;
- int entropy_count; /* Must at no time exceed ->POOLBITS! */
+ int entropy_count;
int input_rotate;
};
@@ -767,11 +767,10 @@ static size_t account(struct entropy_store *r, size_t nbytes, int min,
{
unsigned long flags;
- BUG_ON(r->entropy_count > r->poolinfo->POOLBITS);
-
/* Hold lock while accounting */
spin_lock_irqsave(&r->lock, flags);
+ BUG_ON(r->entropy_count > r->poolinfo->POOLBITS);
DEBUG_ENT("trying to extract %d bits from %s\n",
nbytes * 8, r->name);
diff --git a/drivers/char/sysrq.c b/drivers/char/sysrq.c
index 94966edfb44d..d41b9f6f7903 100644
--- a/drivers/char/sysrq.c
+++ b/drivers/char/sysrq.c
@@ -82,7 +82,7 @@ static void sysrq_handle_loglevel(int key, struct tty_struct *tty)
}
static struct sysrq_key_op sysrq_loglevel_op = {
.handler = sysrq_handle_loglevel,
- .help_msg = "loglevel0-8",
+ .help_msg = "loglevel(0-9)",
.action_msg = "Changing Loglevel",
.enable_mask = SYSRQ_ENABLE_LOG,
};
@@ -233,7 +233,7 @@ static void sysrq_handle_showallcpus(int key, struct tty_struct *tty)
static struct sysrq_key_op sysrq_showallcpus_op = {
.handler = sysrq_handle_showallcpus,
- .help_msg = "aLlcpus",
+ .help_msg = "show-backtrace-all-active-cpus(L)",
.action_msg = "Show backtrace of all active CPUs",
.enable_mask = SYSRQ_ENABLE_DUMP,
};
@@ -247,7 +247,7 @@ static void sysrq_handle_showregs(int key, struct tty_struct *tty)
}
static struct sysrq_key_op sysrq_showregs_op = {
.handler = sysrq_handle_showregs,
- .help_msg = "showPc",
+ .help_msg = "show-registers(P)",
.action_msg = "Show Regs",
.enable_mask = SYSRQ_ENABLE_DUMP,
};
@@ -258,7 +258,7 @@ static void sysrq_handle_showstate(int key, struct tty_struct *tty)
}
static struct sysrq_key_op sysrq_showstate_op = {
.handler = sysrq_handle_showstate,
- .help_msg = "showTasks",
+ .help_msg = "show-task-states(T)",
.action_msg = "Show State",
.enable_mask = SYSRQ_ENABLE_DUMP,
};
@@ -269,7 +269,7 @@ static void sysrq_handle_showstate_blocked(int key, struct tty_struct *tty)
}
static struct sysrq_key_op sysrq_showstate_blocked_op = {
.handler = sysrq_handle_showstate_blocked,
- .help_msg = "shoW-blocked-tasks",
+ .help_msg = "show-blocked-tasks(W)",
.action_msg = "Show Blocked State",
.enable_mask = SYSRQ_ENABLE_DUMP,
};
@@ -297,7 +297,7 @@ static void sysrq_handle_showmem(int key, struct tty_struct *tty)
}
static struct sysrq_key_op sysrq_showmem_op = {
.handler = sysrq_handle_showmem,
- .help_msg = "showMem",
+ .help_msg = "show-memory-usage(M)",
.action_msg = "Show Memory",
.enable_mask = SYSRQ_ENABLE_DUMP,
};
@@ -323,7 +323,7 @@ static void sysrq_handle_term(int key, struct tty_struct *tty)
}
static struct sysrq_key_op sysrq_term_op = {
.handler = sysrq_handle_term,
- .help_msg = "tErm",
+ .help_msg = "terminate-all-tasks(E)",
.action_msg = "Terminate All Tasks",
.enable_mask = SYSRQ_ENABLE_SIGNAL,
};
@@ -341,7 +341,7 @@ static void sysrq_handle_moom(int key, struct tty_struct *tty)
}
static struct sysrq_key_op sysrq_moom_op = {
.handler = sysrq_handle_moom,
- .help_msg = "Full",
+ .help_msg = "memory-full-oom-kill(F)",
.action_msg = "Manual OOM execution",
.enable_mask = SYSRQ_ENABLE_SIGNAL,
};
@@ -353,7 +353,7 @@ static void sysrq_handle_kill(int key, struct tty_struct *tty)
}
static struct sysrq_key_op sysrq_kill_op = {
.handler = sysrq_handle_kill,
- .help_msg = "kIll",
+ .help_msg = "kill-all-tasks(I)",
.action_msg = "Kill All Tasks",
.enable_mask = SYSRQ_ENABLE_SIGNAL,
};
@@ -364,7 +364,7 @@ static void sysrq_handle_unrt(int key, struct tty_struct *tty)
}
static struct sysrq_key_op sysrq_unrt_op = {
.handler = sysrq_handle_unrt,
- .help_msg = "Nice",
+ .help_msg = "nice-all-RT-tasks(N)",
.action_msg = "Nice All RT Tasks",
.enable_mask = SYSRQ_ENABLE_RTNICE,
};